Notes

['zooming', {1970: [8111, 5482], 1980: [15467, 10042], 1990: [41731, 23182], 2000: [90243, 43784], 1830: [2, 2], 1870: [8, 8], 1890: [22, 22], 1900: [21, 21], 1910: [169, 116], 1920: [291, 248], 1930: [910, 755], 1940: [2033, 1538], 1950: [1969, 1581], 1960: [4036, 3052], 1860: [1, 1], 1880: [4, 4], 1810: [1, 1]}], 'zemindar', {1760: [112, 12], 1770: [105, 8], 1780: [603, 62], 1790: [229, 50], 1800: [670, 108], 1810: [1229, 176], 1820: [2194, 340], 1830: [2748, 463], 1840: [2200, 456], 1850: [6656, 820], 1860: [5066, 596], 1870: [10447, 681], 1880: [4890, 715], 1890: [1899, 615], 1900: [3776, 734], 1910: [4861, 539], 1920: [2112, 497], 1930: [1982, 459], 1940: [1395, 375], 1950: [2122, 538], 1960: [3359, 985], 1970: [3911, 1020], 1980: [4505, 922], 1990: [2166, 807], 2000: [6405, 1426]}], 'zizit', {1670: [1, 1], 1730: [1, 1], 1880: [10, 7], 1890: [1, 1], 1900: [7, 4], 1910: [40, 22], 1920: [28, 13], 1930: [32, 20], 1940: [40, 21], 1950: [32, 19], 1960: [76, 50], 1970: [225, 99], 1980: [371, 72], 1990: [270, 105], 2000: [356, 147], 1830: [2, 1], 1870: [1, 1]}], 'zn', {1690: [22, 19], 1700: [66, 54], 1710: [74, 63], 1720: [140, 102], 1740: [142, 93], 1750: [115, 99], 1760: [130, 104], 1780: [89, 86], 1790: [122, 110], 1800: [162, 147], 1810: [135, 109], 1820: [135, 99], 1830: [136, 115], 1840: [346, 219], 1850: [589, 373], 1860: [1006, 439], 1870: [1691, 617], 1880: [2836, 974], 1890: [4996, 1417], 1900: [8557, 2056], 1910: [8466, 2258], 1920: [9630, 2301], 1930: [11559, 2864], 1940: [15394, 3801], 1950: [30364, 6435], 1960: [64984, 11731], 1970: [101080, 14482], 1980: [183801, 19847], 1990: [223512, 25841], 2000: [250607, 32225], 1680: [49, 31], 1600: [1, 1], 1620: [1, 1], 1630: [5, 2], 1640: [4, 3], 1650: [17, 6], 1660: [6, 4], 1670: [20, 12], 1730: [94, 80], 1770: [75, 64], 1575: [1, 1]}], 'zenaida', {1820: [5, 3], 1830: [65, 19], 1840: [79, 51], 1850: [548, 37], 1860: [66, 35], 1870: [88, 33], 1880: [69, 42], 1890: [227, 101], 1900: [303, 109], 1910: [324, 93], 1920: [317, 141], 1930: [491, 93], 1940: [207, 86], 1950: [489, 159], 1960: [748, 249], 1970: [1612, 490], 1980: [2468, 927], 1990: [3861, 1299], 2000: [5396, 1865]}], 'zokor', {1850: [2, 2], 1860: [10, 10], 1870: [2, 2], 1900: [1, 1], 1910: [4, 4], 1960: [10, 8], 1970: [25, 13], 1980: [98, 27], 1990: [87, 40], 2000: [229, 59], 1820: [2, 1], 1830: [1, 1], 1880: [2, 2], 1920: [1, 1], 1940: [1, 1], 1950: [2, 2]}], 'zoogonidium', {1870: [1, 1], 1880: [70, 10], 1890: [172, 23], 1900: [41, 8], 1910: [196, 8], 1920: [24, 3], 1930: [23, 3], 1960: [1, 1], 1970: [9, 5], 1980: [2, 2], 1990: [5, 3], 2000: [13, 3]}], 'zygnema', {1830: [47, 11], 1850: [685, 83], 1860: [135, 80], 1870: [141, 68], 1880: [156, 81], 1890: [356, 166], 1900: [342, 157], 1910: [508, 174], 1920: [355, 98], 1930: [317, 100], 1940: [175, 73], 1960: [866, 168], 1970: [562, 223], 1980: [771, 206], 1990: [689, 240], 2000: [742, 265], 1820: [1, 1], 1840: [308, 39], 1950: [359, 100]}], 'zer', {1810: [188, 131], 1860: [259, 169], 1890: [562, 413], 1900: [1757, 633], 1910: [1011, 551], 1920: [903, 455], 1930: [722, 433], 1950: [1286, 806], 1960: [2822, 1587], 1970: [3934, 2175], 1980: [5390, 3025], 1990: [6446, 3461], 2000: [9361, 4783], 1940: [792, 490], 1720: [9, 9], 1790: [17, 17], 1820: [813, 110], 1840: [180, 144], 1870: [384, 233], 1880: [409, 291], 1670: [2, 2], 1700: [5, 5], 1730: [7, 7], 1740: [32, 11], 1760: [14, 12], 1770: [15, 13], 1780: [17, 15], 1800: [57, 48], 1830: [198, 158], 1850: [595, 204], 1680: [4, 3], 1750: [1, 1]}], 'zests', {1730: [2, 2], 1860: [46, 45], 1880: [45, 41], 1890: [47, 44], 1900: [64, 61], 1910: [179, 103], 1920: [120, 106], 1930: [93, 89], 1940: [89, 62], 1950: [50, 44], 1960: [116, 85], 1970: [97, 80], 1980: [229, 138], 1990: [770, 466], 2000: [1215, 761], 1760: [5, 3], 1770: [1, 1], 1790: [1, 1], 1800: [4, 4], 1810: [3, 3], 1820: [6, 6], 1830: [30, 30], 1840: [28, 28], 1850: [77, 62], 1870: [42, 38]}], 'ziff', {1640: [1, 1], 1810: [1, 1], 1830: [2, 2], 1840: [1, 1], 1850: [3, 3], 1860: [2, 2], 1870: [6, 6], 1880: [16, 11], 1890: [29, 20], 1900: [53, 21], 1910: [33, 16], 1920: [52, 34], 1930: [120, 67], 1940: [2160, 901], 1950: [1741, 1019], 1960: [5211, 1922], 1970: [10370, 3873], 1980: [14834, 5310], 1990: [21815, 7677], 2000: [19058, 7036], 1820: [2, 2]}], 'zarp', {1800: [1, 1], 1830: [1, 1], 1880: [1, 1], 1890: [11, 7], 1900: [250, 80], 1910: [17, 16], 1930: [15, 11], 1960: [60, 24], 1970: [56, 34], 1980: [88, 47], 1990: [91, 47], 2000: [117, 79], 1780: [1, 1], 1790: [13, 4], 1810: [1, 1], 1820: [2, 2], 1850: [1, 1], 1870: [1, 1], 1920: [4, 3], 1940: [2, 2], 1950: [9, 8], 1840: [1, 1]}], 'zonations', {1900: [6, 3], 1910: [12, 11], 1920: [20, 13], 1930: [30, 24], 1940: [42, 34], 1950: [206, 123], 1960: [602, 248], 1970: [1515, 650], 1980: [2703, 1041], 1990: [3154, 1174], 2000: [1820, 789]}], 'zinjanthropus', {1960: [8187, 781], 1970: [3538, 898], 1980: [1749, 581], 1990: [3698, 743], 2000: [2226, 723], 1900: [3, 1], 1920: [2, 1], 1930: [7, 2], 1950: [42, 13]}], 'zipless', {1950: [1, 1], 1970: [254, 111], 1980: [519, 316], 1990: [760, 512], 2000: [1134, 706], 1920: [3, 3], 1960: [10, 2]}], 'zittern', {1840: [17, 14], 1850: [19, 18], 1870: [34, 34], 1880: [48, 45], 1890: [68, 55], 1900: [108, 82], 1910: [92, 68], 1920: [73, 61], 1930: [147, 104], 1940: [106, 82], 1950: [212, 172], 1960: [310, 243], 1970: [506, 378], 1980: [547, 408], 1990: [651, 445], 2000: [754, 570], 1800: [3, 3], 1810: [1, 1], 1820: [2, 2], 1860: [13, 13]}], 'zoogeographically', {1890: [4, 4], 1900: [7, 7], 1910: [15, 14], 1920: [22, 16], 1930: [28, 26], 1940: [54, 52], 1950: [155, 78], 1960: [217, 150], 1970: [231, 187], 1980: [341, 207], 1990: [246, 183], 2000: [159, 136]}], 'zestier', {1930: [1, 1], 1950: [4, 3], 1960: [14, 13], 1970: [44, 33], 1980: [106, 104], 1990: [176, 163], 2000: [209, 195]}], 'zeuzera', {1820: [1, 1], 1840: [50, 33], 1850: [58, 26], 1860: [85, 44], 1870: [54, 29], 1880: [83, 41], 1890: [165, 86], 1900: [171, 79], 1910: [271, 91], 1920: [226, 85], 1930: [133, 57], 1940: [87, 41], 1960: [198, 83], 1970: [241, 89], 1990: [210, 96], 1830: [34, 20], 1950: [135, 63], 1980: [218, 74], 2000: [338, 131]}], 'zapupe', {1900: [14, 6], 1910: [62, 19], 1920: [75, 28], 1940: [79, 33], 1950: [40, 24], 1960: [17, 9], 1970: [40, 26], 1980: [96, 28], 1990: [18, 10], 2000: [76, 25], 1930: [5, 5]}], 'zill', {1720: [1, 1], 1770: [1, 1], 1800: [7, 7], 1810: [9, 6], 1820: [5, 5], 1830: [5, 5], 1840: [11, 11], 1850: [36, 16], 1860: [36, 16], 1870: [31, 28], 1880: [92, 18], 1890: [68, 24], 1900: [246, 41], 1910: [88, 34], 1920: [100, 53], 1930: [174, 66], 1940: [159, 77], 1950: [274, 144], 1960: [608, 286], 1970: [1183, 476], 1980: [2599, 972], 1990: [6422, 1862], 2000: [8253, 2434]}], 'zirconium', {1810: [82, 37], 1820: [145, 87], 1830: [321, 154], 1840: [544, 241], 1850: [570, 339], 1860: [550, 271], 1870: [793, 329], 1880: [1587, 458], 1890: [2273, 666], 1900: [3506, 1024], 1910: [5028, 1432], 1920: [9924, 1776], 1930: [9051, 1730], 1940: [14645, 2467], 1950: [45809, 5156], 1960: [68460, 9555], 1970: [45507, 9651], 1980: [48637, 10849], 1990: [53069, 12578], 2000: [55360, 14233], 1800: [1, 1]}], 'zoea', {1810: [13, 7], 1820: [7, 7], 1840: [38, 26], 1850: [121, 55], 1860: [338, 81], 1870: [479, 137], 1880: [662, 156], 1890: [566, 124], 1900: [751, 224], 1910: [266, 90], 1920: [363, 90], 1930: [328, 92], 1940: [525, 103], 1950: [649, 177], 1960: [1246, 296], 1970: [2176, 470], 1980: [3371, 481], 1990: [2061, 583], 2000: [2884, 601], 1830: [85, 15]}], 'zoogleal', {1890: [6, 3], 1900: [9, 6], 1910: [56, 18], 1920: [84, 48], 1930: [106, 65], 1940: [241, 78], 1950: [146, 72], 1960: [238, 82], 1970: [200, 122], 1980: [202, 87], 1990: [189, 93], 2000: [205, 101]}], 'zoona', {1830: [2, 2], 1860: [1, 1], 1920: [7, 2], 1930: [2, 1], 1950: [7, 4], 1960: [8, 5], 1970: [16, 13], 1980: [106, 29], 1990: [81, 27], 2000: [102, 54], 1880: [1, 1]}], 'zips', {1680: [1, 1], 1700: [1, 1], 1710: [1, 1], 1720: [2, 2], 1730: [1, 1], 1740: [1, 1], 1760: [4, 3], 1770: [1, 1], 1780: [4, 2], 1790: [14, 9], 1800: [30, 19], 1810: [65, 30], 1820: [174, 45], 1830: [280, 81], 1840: [193, 105], 1850: [469, 148], 1860: [145, 86], 1870: [111, 78], 1880: [241, 98], 1890: [216, 106], 1900: [446, 208], 1910: [427, 160], 1920: [340, 156], 1930: [310, 185], 1940: [355, 237], 1950: [593, 380], 1960: [1655, 937], 1970: [2769, 1912], 1980: [5694, 3694], 1990: [10440, 7005], 2000: [19556, 12842]}], 'zoomed', {1860: [1, 1], 1920: [338, 214], 1930: [1185, 817], 1940: [2593, 1854], 1950: [3069, 2294], 1960: [5706, 4151], 1970: [8769, 6387], 1980: [16373, 11351], 1990: [34872, 22456], 2000: [76878, 45294], 1830: [1, 1], 1880: [4, 4], 1900: [9, 6], 1910: [267, 73]}], 'zorilla', {1780: [3, 3], 1790: [12, 9], 1800: [12, 9], 1810: [11, 11], 1820: [28, 21], 1830: [28, 20], 1840: [63, 53], 1850: [83, 53], 1860: [92, 36], 1870: [171, 87], 1880: [343, 138], 1890: [613, 161], 1900: [510, 220], 1910: [453, 180], 1920: [309, 152], 1930: [437, 183], 1940: [385, 176], 1950: [458, 235], 1960: [887, 396], 1970: [1357, 589], 1980: [1106, 534], 1990: [2021, 871], 2000: [2172, 1142]}], 'zaniest', {1940: [27, 27], 1950: [88, 87], 1960: [139, 134], 1970: [329, 305], 1980: [415, 375], 1990: [661, 612], 2000: [719, 666]}], 'zircaloy', {1950: [635, 105], 1960: [4805, 523], 1970: [6631, 673], 1980: [7434, 836], 1990: [5634, 614], 2000: [5666, 547], 1940: [29, 1]}], 'zooerastia', {1900: [32, 10], 1910: [23, 8], 1920: [35, 10], 1930: [47, 18], 1940: [68, 21], 1950: [4, 4], 1960: [21, 13], 1970: [19, 13], 1980: [16, 14], 1990: [51, 29], 2000: [105, 46]}], 'zanjon', {1810: [4, 2], 1890: [781, 194], 1900: [297, 137], 1910: [269, 150], 1920: [263, 99], 1930: [218, 113], 1940: [126, 75], 1980: [948, 234], 1990: [1032, 359], 2000: [1015, 412], 1800: [1, 1], 1820: [27, 6], 1850: [6, 2], 1860: [6, 6], 1870: [7, 7], 1880: [23, 19], 1950: [134, 61], 1960: [405, 175], 1970: [409, 160], 1830: [4, 4]}], 'zendo', {1900: [7, 4], 1920: [202, 46], 1930: [286, 48], 1940: [234, 41], 1950: [375, 70], 1960: [976, 221], 1970: [2011, 411], 1980: [2144, 441], 1990: [5411, 992], 2000: [7403, 1559], 1830: [2, 2], 1840: [8, 4], 1850: [3, 3], 1870: [1, 1], 1880: [14, 12], 1890: [11, 9], 1910: [522, 43], 1820: [2, 2]}], 'zeroing', {1910: [21, 15], 1930: [18, 9], 1950: [558, 310], 1960: [2569, 1366], 1970: [5444, 3777], 1980: [10382, 6775], 1990: [14764, 10990], 2000: [25163, 17496], 1820: [2, 2], 1890: [1, 1], 1900: [3, 3], 1920: [12, 7], 1940: [136, 86], 1860: [4, 4]}], 'zygomycetes', {1880: [169, 34], 1890: [252, 55], 1900: [273, 93], 1910: [273, 119], 1920: [425, 107], 1930: [305, 87], 1940: [190, 80], 1950: [245, 89], 1960: [618, 189], 1970: [1284, 338], 1980: [2709, 792], 1990: [4341, 1434], 2000: [6480, 1891], 1870: [6, 4]}], 'zamindary', {1800: [1, 1], 1830: [20, 5], 1840: [4, 4], 1850: [59, 8], 1860: [396, 13], 1870: [16, 12], 1880: [15, 10], 1890: [35, 18], 1900: [68, 24], 1910: [42, 19], 1920: [100, 40], 1930: [132, 60], 1940: [110, 47], 1950: [434, 190], 1960: [1383, 470], 1970: [1138, 501], 1980: [1658, 507], 1990: [1465, 492], 2000: [982, 368]}], 'zingiberaceae', {1810: [1, 1], 1830: [41, 15], 1840: [19, 7], 1850: [11, 10], 1860: [15, 15], 1870: [48, 23], 1880: [103, 42], 1890: [78, 35], 1900: [185, 72], 1910: [184, 104], 1920: [211, 109], 1930: [183, 90], 1940: [236, 87], 1950: [360, 140], 1960: [561, 250], 1970: [850, 359], 1980: [1652, 636], 1990: [2882, 981], 2000: [4449, 1347]}], 'zoomancy', {1900: [9, 9], 1950: [1, 1], 1970: [8, 6], 1980: [28, 14], 1990: [30, 22], 2000: [73, 52], 1880: [3, 3], 1910: [4, 4], 1960: [3, 3]}], 'zeroth', {1860: [2, 2], 1880: [4, 3], 1900: [2, 2], 1910: [49, 13], 1920: [59, 30], 1930: [345, 99], 1940: [615, 196], 1950: [2632, 744], 1960: [7904, 2484], 1970: [11266, 3470], 1980: [16989, 5431], 1990: [21204, 7253], 2000: [23584, 8015]}], 'zingier', {1960: [1, 1], 1970: [15, 14], 1980: [36, 36], 1990: [39, 39], 2000: [47, 47]}], 'zoonoses', {1870: [17, 13], 1880: [22, 15], 1890: [11, 8], 1900: [14, 11], 1920: [3, 3], 1930: [10, 3], 1940: [19, 9], 1950: [1002, 211], 1960: [3338, 851], 1970: [4957, 1352], 1980: [6460, 1773], 1990: [6696, 2237], 2000: [12636, 3801]}], 'zalambdodont', {1900: [22, 6], 1910: [65, 13], 1920: [77, 16], 1930: [61, 23], 1940: [10, 6], 1960: [57, 17], 1970: [43, 15], 1980: [26, 14], 1990: [33, 17], 2000: [140, 34], 1880: [8, 2], 1950: [6, 4]}], 'zonked', {1960: [163, 93], 1970: [1042, 792], 1980: [1954, 1647], 1990: [2928, 2469], 2000: [4564, 3821], 1950: [7, 6]}], 'zonotrichia', {1830: [52, 14], 1840: [16, 5], 1850: [95, 34], 1860: [130, 64], 1870: [287, 101], 1880: [216, 109], 1890: [661, 249], 1900: [763, 291], 1910: [417, 176], 1920: [449, 163], 1930: [362, 103], 1940: [376, 109], 1950: [579, 209], 1960: [1606, 361], 1970: [2721, 624], 1980: [3064, 729], 1990: [2239, 720], 2000: [2970, 852]}], 'zanily', {1950: [9, 9], 1960: [34, 34], 1970: [70, 68], 1980: [207, 196], 1990: [219, 211], 2000: [278, 272]}], 'zimb', {1810: [60, 32], 1820: [54, 37], 1830: [54, 38], 1850: [49, 34], 1860: [72, 47], 1870: [77, 44], 1880: [43, 20], 1900: [23, 20], 1920: [8, 7], 1940: [3, 3], 1960: [21, 18], 1970: [22, 21], 1980: [191, 82], 1990: [316, 154], 2000: [279, 139], 1790: [17, 16], 1800: [17, 13], 1840: [34, 21], 1890: [12, 12], 1910: [15, 14], 1930: [4, 4], 1950: [15, 8]}], 'zeugmas', {1760: [1, 1], 1830: [5, 5], 1850: [11, 5], 1870: [3, 3], 1880: [3, 3], 1890: [4, 4], 1920: [1, 1], 1950: [7, 6], 1960: [40, 18], 1970: [40, 35], 1980: [53, 49], 1990: [98, 69], 2000: [127, 99], 1930: [13, 13], 1940: [6, 6]}], 'zambomba', {1800: [16, 6], 1810: [3, 2], 1820: [20, 16], 1830: [22, 14], 1850: [11, 4], 1860: [4, 4], 1870: [50, 26], 1880: [13, 5], 1890: [4, 3], 1900: [6, 3], 1910: [6, 3], 1920: [15, 9], 1930: [12, 8], 1940: [15, 11], 1950: [38, 20], 1960: [32, 21], 1970: [33, 27], 1980: [39, 24], 1990: [46, 27], 2000: [123, 60]}], 'zamorin', {1750: [185, 5], 1790: [155, 16], 1800: [233, 43], 1810: [1356, 93], 1820: [267, 83], 1830: [1040, 128], 1840: [425, 106], 1850: [953, 164], 1860: [1126, 140], 1870: [811, 126], 1880: [1003, 158], 1890: [1524, 154], 1900: [1174, 267], 1910: [931, 159], 1920: [1664, 134], 1930: [1171, 157], 1940: [1291, 144], 1950: [2717, 264], 1960: [6016, 537], 1970: [6774, 658], 1980: [6608, 598], 1990: [7094, 760], 2000: [7254, 990], 1740: [2, 2], 1760: [229, 6], 1770: [26, 3], 1780: [65, 14]}], 'zeed', {1740: [1, 1], 1780: [3, 3], 1790: [5, 4], 1800: [7, 5], 1810: [14, 10], 1820: [23, 22], 1830: [42, 23], 1840: [21, 18], 1850: [62, 39], 1860: [42, 26], 1870: [57, 35], 1880: [92, 61], 1890: [143, 80], 1900: [197, 126], 1910: [80, 47], 1920: [209, 118], 1930: [103, 62], 1940: [55, 36], 1950: [90, 56], 1960: [183, 107], 1970: [179, 85], 1980: [226, 151], 1990: [658, 306], 2000: [738, 417]}], 'zimarra', {1830: [20, 10], 1840: [17, 14], 1850: [21, 14], 1860: [8, 8], 1870: [26, 14], 1880: [21, 11], 1890: [15, 11], 1900: [37, 26], 1910: [7, 7], 1920: [39, 26], 1930: [46, 35], 1940: [27, 22], 1950: [52, 40], 1960: [66, 52], 1970: [63, 50], 1980: [101, 72], 1990: [113, 57], 2000: [249, 119]}], 'zingerone', {1910: [13, 3], 1920: [52, 5], 1930: [27, 19], 1940: [77, 37], 1950: [95, 34], 1960: [119, 44], 1970: [48, 39], 1980: [163, 79], 1990: [259, 140], 2000: [612, 323]}], 'zodiac', {1750: [416, 79], 1760: [295, 128], 1770: [335, 125], 1780: [397, 199], 1790: [1261, 343], 1800: [1930, 856], 1810: [3561, 1245], 1820: [5579, 1870], 1830: [6300, 2042], 1840: [5559, 2333], 1850: [7988, 3198], 1860: [5466, 2277], 1870: [7654, 3038], 1880: [9284, 3995], 1890: [10293, 4195], 1900: [12413, 5592], 1910: [11372, 4516], 1920: [12813, 4824], 1930: [9840, 4076], 1940: [10037, 3772], 1950: [17206, 6090], 1960: [28643, 10655], 1970: [44686, 14234], 1980: [50636, 16874], 1990: [92619, 26713], 2000: [184920, 44966], 1500: [27, 3], 1650: [1, 1], 1710: [86, 19], 1720: [76, 33], 1730: [108, 49], 1740: [194, 66], 1575: [8, 2], 1630: [3, 1], 1660: [1, 1], 1670: [1, 1], 1680: [1, 1], 1690: [8, 5], 1700: [26, 10]}], 'zoogeographical', {1900: [155, 88], 1910: [574, 170], 1920: [422, 193], 1930: [581, 242], 1940: [1000, 317], 1950: [1484, 521], 1960: [3209, 1080], 1970: [3199, 1318], 1980: [4344, 1525], 1990: [3262, 1450], 2000: [2986, 1265], 1870: [14, 11], 1880: [120, 25], 1890: [92, 38], 1860: [2, 2]}], 'zilla', {1730: [1, 1], 1770: [1, 1], 1780: [22, 5], 1790: [12, 8], 1800: [20, 17], 1810: [8, 5], 1820: [258, 42], 1830: [195, 32], 1840: [163, 45], 1850: [255, 79], 1860: [223, 48], 1870: [241, 76], 1880: [989, 116], 1890: [985, 130], 1900: [569, 206], 1910: [618, 210], 1920: [679, 143], 1930: [399, 153], 1940: [241, 118], 1950: [1140, 307], 1960: [17016, 1316], 1970: [24561, 1945], 1980: [14752, 2111], 1990: [20819, 3066], 2000: [21124, 3851], 1760: [1, 1]}], 'zooks', {1575: [1, 1], 1680: [3, 1], 1740: [4, 1], 1750: [3, 3], 1760: [7, 5], 1770: [3, 3], 1780: [20, 16], 1790: [31, 25], 1800: [20, 19], 1810: [40, 35], 1820: [294, 186], 1830: [155, 101], 1840: [66, 40], 1850: [82, 70], 1860: [77, 68], 1870: [99, 71], 1880: [107, 71], 1890: [189, 151], 1900: [425, 269], 1910: [131, 66], 1920: [341, 130], 1930: [105, 67], 1940: [49, 39], 1950: [161, 73], 1960: [172, 115], 1970: [205, 147], 1980: [397, 170], 1990: [669, 309], 2000: [1585, 705]}], 'zoophilous', {1900: [23, 21], 1910: [10, 8], 1930: [42, 25], 1940: [152, 36], 1950: [88, 31], 1960: [130, 77], 1970: [252, 90], 1980: [318, 97], 1990: [171, 103], 2000: [230, 99], 1890: [5, 5], 1920: [7, 5]}], 'zamiaceae', {1960: [38, 18], 1970: [77, 40], 1980: [177, 94], 1990: [427, 179], 2000: [642, 160], 1860: [1, 1], 1870: [10, 3], 1880: [1, 1], 1890: [1, 1], 1910: [7, 5], 1930: [2, 1], 1940: [3, 1]}], 'zoning', {1910: [1243, 471], 1920: [25806, 3044], 1930: [31159, 4670], 1940: [42947, 6354], 1950: [84853, 9949], 1960: [193705, 19174], 1970: [342364, 35261], 1980: [351549, 40048], 1990: [420113, 58960], 2000: [497834, 75393], 1600: [8, 2], 1700: [1, 1], 1720: [2, 2], 1730: [2, 2], 1740: [2, 2], 1750: [3, 3], 1760: [5, 3], 1770: [3, 3], 1780: [1, 1], 1790: [3, 3], 1800: [5, 5], 1810: [5, 5], 1820: [14, 14], 1830: [6, 6], 1840: [11, 11], 1850: [44, 27], 1860: [9, 9], 1870: [35, 27], 1880: [35, 28], 1890: [114, 55], 1900: [167, 107], 1670: [1, 1], 1710: [1, 1]}], 'zaparo', {1830: [1, 1], 1850: [4, 2], 1860: [12, 3], 1870: [72, 20], 1880: [86, 13], 1890: [25, 13], 1900: [50, 30], 1910: [83, 29], 1920: [76, 30], 1930: [62, 25], 1940: [39, 10], 1950: [101, 46], 1960: [92, 53], 1970: [304, 86], 1980: [195, 87], 1990: [439, 98], 2000: [351, 160]}], 'zinziberaceae', {1850: [1, 1], 1860: [8, 6], 1870: [2, 2], 1880: [8, 7], 1900: [6, 5], 1920: [3, 1], 1930: [1, 1], 1940: [6, 6], 1950: [5, 3], 1960: [1, 1], 1970: [4, 4], 1980: [9, 8], 1990: [7, 7], 2000: [29, 20]}], 'zygoptera', {1890: [51, 4], 1900: [137, 28], 1910: [744, 62], 1920: [198, 62], 1930: [338, 109], 1940: [247, 69], 1950: [589, 140], 1960: [510, 136], 1970: [773, 268], 1980: [784, 262], 1990: [1894, 391], 2000: [1920, 377]}], 'zapotec', {1880: [615, 136], 1890: [451, 153], 1930: [1536, 396], 1940: [3469, 505], 1950: [3047, 654], 1960: [8746, 1417], 1970: [11654, 2118], 1980: [18197, 2330], 1990: [28330, 3992], 2000: [41444, 5511], 1850: [47, 21], 1870: [121, 20], 1900: [1750, 179], 1910: [1142, 229], 1920: [1024, 193], 1810: [16, 16], 1820: [22, 14], 1830: [28, 17], 1840: [32, 26], 1860: [8, 7]}], 'zoid', {1770: [1, 1], 1810: [1, 1], 1820: [3, 3], 1840: [1, 1], 1860: [11, 11], 1870: [10, 10], 1880: [21, 21], 1890: [30, 30], 1900: [45, 36], 1910: [40, 27], 1920: [1041, 24], 1930: [320, 30], 1940: [1698, 31], 1950: [211, 34], 1960: [209, 74], 1970: [500, 93], 1980: [308, 108], 1990: [371, 159], 2000: [567, 241], 1850: [1, 1]}], 'zygotes', {1900: [1282, 355], 1910: [2837, 644], 1920: [2211, 536], 1930: [3020, 541], 1940: [2321, 570], 1950: [4525, 950], 1960: [9383, 2137], 1970: [13208, 3028], 1980: [14108, 3541], 1990: [18355, 5067], 2000: [21691, 6036], 1810: [1, 1], 1880: [43, 10], 1890: [302, 75]}], 'zap', {1750: [2, 2], 1800: [17, 12], 1910: [388, 109], 1920: [204, 109], 1930: [410, 169], 1940: [384, 234], 1950: [1443, 460], 1960: [4658, 1865], 1970: [11290, 5089], 1980: [20028, 9013], 1990: [36626, 17940], 2000: [57058, 26834], 1710: [1, 1], 1740: [2, 2], 1770: [4, 4], 1780: [2, 2], 1810: [12, 12], 1820: [17, 15], 1830: [22, 17], 1840: [24, 23], 1850: [53, 46], 1860: [20, 18], 1870: [93, 75], 1880: [447, 66], 1890: [129, 87], 1900: [458, 135], 1680: [1, 1], 1700: [1, 1], 1720: [1, 1], 1730: [1, 1], 1760: [10, 4], 1790: [2, 2]}], 'zila', {1730: [1, 1], 1770: [1, 1], 1780: [1, 1], 1800: [4, 4], 1810: [30, 11], 1820: [26, 6], 1830: [125, 35], 1850: [17, 11], 1860: [106, 20], 1870: [270, 64], 1880: [345, 93], 1890: [188, 61], 1900: [765, 65], 1910: [121, 44], 1920: [137, 60], 1930: [89, 49], 1940: [95, 48], 1950: [1164, 167], 1960: [18706, 1375], 1970: [14633, 1709], 1980: [13104, 1932], 1990: [14884, 2332], 2000: [22484, 2733], 1750: [1, 1], 1840: [8, 5]}], 'zogo', {1800: [2, 2], 1810: [6, 2], 1830: [12, 6], 1850: [7, 7], 1870: [4, 4], 1890: [9, 4], 1900: [396, 30], 1910: [16, 8], 1920: [251, 28], 1930: [238, 13], 1940: [97, 18], 1950: [287, 23], 1960: [114, 41], 1970: [238, 57], 1980: [76, 37], 1990: [487, 82], 2000: [352, 134], 1840: [1, 1]}], 'zapota', {1810: [4, 4], 1830: [3, 3], 1850: [13, 13], 1870: [5, 5], 1880: [40, 19], 1890: [22, 20], 1900: [35, 24], 1910: [44, 14], 1920: [45, 29], 1930: [145, 51], 1940: [132, 74], 1950: [180, 101], 1960: [311, 141], 1970: [348, 189], 1980: [528, 270], 1990: [899, 404], 2000: [1093, 469], 1860: [3, 3]}], 'zebus', {1770: [1, 1], 1780: [2, 1], 1790: [5, 4], 1800: [3, 3], 1810: [8, 8], 1820: [18, 18], 1830: [14, 14], 1840: [22, 14], 1850: [36, 28], 1860: [45, 32], 1870: [81, 62], 1880: [113, 79], 1890: [147, 110], 1900: [207, 119], 1910: [329, 208], 1920: [287, 173], 1930: [323, 186], 1940: [283, 184], 1950: [549, 241], 1960: [881, 434], 1970: [889, 401], 1980: [782, 414], 1990: [1068, 552], 2000: [1249, 693], 1720: [1, 1], 1730: [1, 1]}], 'zonitidae', {1880: [5, 5], 1890: [6, 5], 1900: [4, 4], 1910: [7, 6], 1920: [45, 17], 1930: [78, 32], 1940: [60, 24], 1950: [51, 19], 1960: [70, 38], 1970: [188, 79], 1980: [161, 64], 1990: [201, 70], 2000: [190, 53]}], 'zeus', {1880: [40651, 4723], 1890: [71475, 6600], 1900: [61621, 8918], 1910: [51442, 7283], 1920: [53321, 7843], 1930: [45720, 6635], 1950: [76382, 9310], 1960: [149651, 18156], 1980: [163784, 24173], 1990: [279239, 39104], 2000: [456587, 65182], 1860: [13678, 1582], 1870: [25902, 3190], 1940: [39119, 5728], 1970: [137962, 20308], 1750: [23, 15], 1780: [79, 19], 1800: [179, 94], 1810: [305, 138], 1820: [524, 241], 1830: [1920, 535], 1840: [4388, 631], 1850: [9634, 1243], 1575: [1, 1], 1620: [1, 1], 1670: [1, 1], 1680: [1, 1], 1700: [6, 4], 1710: [5, 4], 1720: [11, 4], 1730: [4, 3], 1740: [33, 15], 1760: [58, 21], 1770: [58, 19], 1790: [96, 42], 1690: [1, 1]}], 'zion', {1575: [6, 2], 1600: [5, 1], 1630: [1, 1], 1640: [9, 3], 1650: [22, 5], 1660: [6, 2], 1670: [8, 5], 1680: [29, 18], 1690: [19, 13], 1700: [64, 26], 1710: [145, 44], 1720: [154, 48], 1730: [248, 55], 1740: [335, 126], 1750: [293, 105], 1760: [400, 100], 1770: [616, 127], 1780: [475, 140], 1790: [1952, 308], 1800: [5811, 953], 1810: [10766, 1803], 1820: [16483, 3028], 1830: [25788, 4860], 1840: [37311, 6160], 1850: [47342, 7853], 1860: [33023, 6316], 1870: [37526, 7229], 1880: [37152, 7974], 1890: [42358, 8561], 1900: [115817, 10092], 1910: [48932, 8567], 1920: [36707, 7645], 1930: [31443, 6858], 1940: [37597, 7106], 1950: [57031, 9758], 1960: [99142, 17627], 1970: [131217, 23251], 1980: [154703, 27539], 1990: [250410, 42988], 2000: [418239, 74761]}], 'zealots', {1550: [2, 1], 1640: [8, 4], 1650: [5, 5], 1660: [20, 10], 1670: [50, 20], 1680: [70, 41], 1690: [28, 19], 1700: [202, 84], 1710: [201, 125], 1720: [288, 138], 1730: [395, 169], 1740: [317, 177], 1750: [595, 319], 1760: [582, 317], 1770: [525, 276], 1780: [738, 377], 1790: [881, 529], 1800: [2345, 1364], 1810: [3404, 1822], 1820: [6608, 2746], 1830: [4972, 2812], 1840: [6737, 3387], 1850: [9376, 4120], 1860: [6828, 3148], 1870: [7651, 3705], 1880: [9174, 4436], 1890: [10126, 4896], 1900: [10228, 5656], 1910: [8052, 4539], 1920: [7154, 4482], 1930: [8135, 4601], 1940: [7680, 4386], 1950: [12862, 6646], 1960: [24138, 12470], 1970: [29826, 14870], 1980: [35330, 18146], 1990: [56109, 28924], 2000: [89625, 48088], 1630: [3, 1]}], 'zoroastrianism', {1860: [407, 100], 1880: [1452, 491], 1890: [2183, 781], 1910: [4226, 1140], 1920: [3562, 1127], 1930: [3871, 1124], 1940: [3354, 1125], 1950: [5823, 1852], 1960: [11816, 3626], 1970: [12227, 3818], 1980: [14784, 4392], 1990: [25507, 7095], 2000: [45248, 12600], 1840: [189, 42], 1850: [226, 66], 1870: [812, 267], 1900: [2949, 1108], 1670: [4, 2], 1820: [2, 1], 1830: [3, 3]}], 'zonula', {1850: [578, 124], 1870: [583, 98], 1880: [555, 192], 1890: [1304, 207], 1900: [1141, 338], 1910: [1391, 311], 1920: [817, 175], 1930: [487, 145], 1940: [351, 140], 1950: [353, 164], 1960: [1186, 352], 1970: [4033, 1085], 1980: [4093, 1215], 1990: [3558, 1107], 2000: [4566, 1437], 1760: [1, 1], 1780: [6, 3], 1800: [7, 3], 1810: [33, 11], 1820: [47, 9], 1830: [32, 13], 1840: [196, 57], 1860: [346, 83]}], 'zorro', {1800: [2, 2], 1810: [3, 3], 1820: [14, 14], 1830: [2, 2], 1840: [7, 4], 1850: [16, 14], 1860: [1, 1], 1870: [24, 8], 1880: [25, 14], 1890: [45, 27], 1900: [41, 35], 1910: [96, 43], 1920: [907, 82], 1930: [247, 90], 1940: [229, 131], 1950: [497, 195], 1960: [1879, 656], 1970: [4443, 1325], 1980: [6649, 2260], 1990: [15902, 4487], 2000: [27832, 8076]}], 'zombi', {1820: [6, 5], 1840: [50, 24], 1870: [19, 16], 1880: [31, 20], 1890: [115, 52], 1900: [84, 32], 1910: [29, 16], 1920: [274, 61], 1930: [256, 49], 1940: [344, 134], 1950: [315, 162], 1960: [440, 234], 1970: [1122, 391], 1980: [1918, 441], 1990: [2669, 748], 2000: [3682, 1154], 1850: [122, 21], 1800: [14, 6], 1810: [15, 5], 1830: [9, 7], 1860: [28, 12]}], 'zoopsychologist', {1890: [50, 8], 1900: [9, 9], 1920: [5, 5], 1940: [5, 5], 1950: [21, 9], 1960: [8, 6], 1970: [6, 6], 1980: [12, 9], 1990: [8, 5], 2000: [19, 17]}], 'zootechnical', {1870: [8, 6], 1880: [3, 3], 1890: [12, 8], 1900: [20, 10], 1910: [9, 7], 1920: [47, 27], 1930: [92, 61], 1940: [233, 98], 1950: [339, 160], 1960: [950, 454], 1970: [947, 430], 1980: [955, 453], 1990: [1039, 425], 2000: [794, 456]}], 'zinzar', {1850: [10, 4], 1860: [17, 9], 1870: [52, 14], 1890: [14, 10], 1900: [12, 9], 1910: [10, 10], 1920: [16, 10], 1930: [34, 8], 1940: [6, 2], 1950: [12, 6], 1960: [19, 14], 1970: [16, 9], 1980: [31, 21], 1990: [24, 13], 2000: [96, 24]}], 'zoquean', {1900: [37, 23], 1910: [66, 29], 1920: [29, 18], 1930: [32, 11], 1940: [30, 16], 1950: [48, 24], 1960: [86, 43], 1970: [167, 52], 1980: [506, 72], 1990: [956, 189], 2000: [1578, 292]}], 'zanier', {1930: [16, 5], 1940: [13, 12], 1950: [40, 36], 1960: [88, 84], 1970: [251, 200], 1980: [469, 361], 1990: [834, 546], 2000: [1256, 824], 1860: [4, 1], 1890: [5, 5], 1900: [13, 8], 1910: [6, 6], 1920: [9, 8]}], 'zephyry', {1820: [3, 3], 1830: [4, 4], 1840: [14, 14], 1850: [1, 1], 1860: [5, 5], 1870: [5, 5], 1880: [7, 6], 1900: [8, 8], 1910: [7, 7], 1920: [1, 1], 1930: [4, 4], 1960: [6, 6], 1970: [3, 3], 1980: [4, 4], 1990: [1, 1], 2000: [6, 6]}], 'zingaresca', {1890: [13, 12], 1900: [17, 16], 1910: [5, 5], 1920: [29, 17], 1930: [8, 6], 1940: [21, 18], 1950: [36, 28], 1960: [22, 18], 1970: [24, 20], 1980: [11, 8], 1990: [39, 34], 2000: [29, 20], 1840: [2, 2], 1870: [2, 2], 1880: [5, 4]}], 'zoned', {1780: [4, 4], 1810: [73, 57], 1820: [123, 85], 1860: [419, 202], 1880: [477, 324], 1890: [717, 366], 1900: [1286, 586], 1910: [991, 431], 1920: [1816, 863], 1930: [3810, 1484], 1940: [5397, 1795], 1950: [11306, 3404], 1960: [23673, 6535], 1970: [39405, 10758], 1980: [41723, 12222], 1990: [45104, 17459], 2000: [54025, 25193], 1720: [2, 2], 1770: [6, 5], 1800: [52, 34], 1830: [134, 102], 1840: [118, 80], 1850: [470, 269], 1870: [395, 228], 1600: [1, 1], 1700: [1, 1], 1740: [2, 2], 1750: [1, 1], 1760: [6, 4], 1790: [27, 19]}], 'zoophagous', {1820: [1, 1], 1830: [58, 28], 1840: [49, 33], 1850: [114, 68], 1860: [147, 66], 1870: [47, 41], 1880: [9, 8], 1900: [23, 11], 1920: [18, 15], 1930: [69, 32], 1940: [34, 19], 1950: [30, 19], 1960: [118, 69], 1970: [193, 102], 1980: [284, 137], 1990: [472, 235], 2000: [520, 286], 1780: [1, 1], 1890: [9, 6], 1910: [16, 13]}], 'zygophyllum', {1760: [3, 3], 1770: [5, 2], 1780: [4, 2], 1790: [6, 5], 1800: [20, 14], 1810: [61, 46], 1820: [48, 26], 1830: [90, 43], 1840: [79, 47], 1850: [65, 41], 1860: [33, 22], 1870: [54, 32], 1880: [89, 51], 1890: [59, 24], 1900: [95, 51], 1910: [67, 29], 1920: [193, 37], 1930: [56, 32], 1940: [94, 33], 1950: [248, 76], 1960: [554, 178], 1970: [920, 234], 1980: [1511, 292], 1990: [1642, 304], 2000: [1691, 375]}], 'zoogeography', {1860: [2, 1], 1870: [21, 12], 1880: [59, 27], 1890: [210, 126], 1900: [513, 277], 1910: [438, 249], 1920: [661, 297], 1930: [923, 346], 1940: [710, 330], 1950: [4897, 785], 1960: [3895, 1764], 1970: [7184, 2900], 1980: [8550, 3285], 1990: [9134, 3584], 2000: [7655, 3280], 1850: [2, 1]}], 'zymoses', {1840: [2, 1], 1860: [12, 10], 1870: [16, 16], 1880: [23, 13], 1890: [28, 16], 1900: [10, 8], 1910: [3, 3], 1930: [1, 1], 1960: [4, 2], 1970: [5, 5], 1980: [2, 1], 1990: [9, 4], 2000: [28, 8]}], 'zeaxanthin', {1930: [365, 57], 1940: [455, 134], 1950: [459, 150], 1960: [590, 261], 1970: [1274, 308], 1980: [1358, 439], 1990: [6314, 1208], 2000: [14801, 3200], 1920: [1, 1]}], 'zigzags', {1840: [682, 441], 1850: [1618, 806], 1860: [1882, 1041], 1870: [2347, 1453], 1880: [2948, 1880], 1890: [4382, 2741], 1900: [6156, 3928], 1910: [5266, 3250], 1920: [4939, 3120], 1930: [4635, 2685], 1940: [3783, 2279], 1950: [5368, 3384], 1960: [8483, 5159], 1970: [10095, 6210], 1980: [11484, 7382], 1990: [17634, 11482], 2000: [27845, 18894], 1750: [6, 5], 1760: [6, 6], 1770: [4, 4], 1780: [16, 16], 1790: [23, 22], 1800: [69, 57], 1810: [101, 82], 1820: [218, 134], 1830: [269, 207], 1720: [1, 1]}], 'zeuglodont', {1870: [19, 19], 1880: [6, 5], 1890: [32, 31], 1900: [23, 19], 1910: [34, 24], 1920: [75, 26], 1930: [76, 29], 1940: [19, 12], 1950: [5, 5], 1960: [14, 9], 1970: [21, 16], 1980: [35, 21], 1990: [39, 25], 2000: [44, 31]}], 'zootic', {1820: [4, 4], 1890: [7, 6], 1900: [7, 6], 1940: [6, 6], 1950: [50, 17], 1960: [52, 34], 1970: [100, 57], 1980: [151, 71], 1990: [129, 87], 2000: [83, 72], 1790: [1, 1], 1810: [3, 3], 1830: [13, 11], 1840: [2, 1], 1850: [5, 5], 1860: [3, 3], 1870: [1, 1], 1880: [2, 2], 1910: [1, 1], 1920: [2, 2], 1930: [3, 3]}], 'zar', {1860: [319, 180], 1880: [581, 373], 1900: [786, 500], 1910: [897, 449], 1920: [1042, 504], 1950: [1815, 807], 1960: [3913, 1797], 1970: [8789, 2878], 1980: [16261, 4104], 1990: [22429, 6297], 2000: [38087, 9624], 1650: [2, 2], 1680: [2, 2], 1690: [4, 4], 1710: [8, 8], 1720: [11, 10], 1740: [19, 13], 1750: [15, 14], 1760: [25, 24], 1770: [26, 18], 1780: [17, 14], 1790: [29, 25], 1800: [105, 85], 1810: [467, 105], 1820: [251, 118], 1830: [137, 108], 1840: [490, 215], 1850: [353, 219], 1870: [425, 319], 1890: [623, 362], 1930: [1052, 533], 1940: [796, 433], 1575: [1, 1], 1630: [1, 1], 1700: [4, 4], 1730: [12, 10]}], 'zabaione', {1910: [30, 22], 1930: [29, 23], 1940: [55, 34], 1950: [60, 40], 1960: [69, 42], 1970: [230, 61], 1980: [298, 118], 1990: [275, 159], 2000: [404, 184], 1900: [6, 3], 1920: [48, 31]}], 'zebras', {1820: [191, 119], 1830: [306, 201], 1840: [394, 241], 1850: [1583, 464], 1860: [950, 440], 1870: [1501, 686], 1880: [1693, 706], 1890: [3135, 981], 1900: [4200, 1428], 1910: [3384, 1339], 1920: [2829, 1415], 1930: [3107, 1552], 1940: [2024, 1144], 1950: [3624, 1851], 1960: [6534, 3284], 1970: [9837, 4296], 1980: [12057, 5947], 1990: [21960, 11218], 2000: [38856, 19225], 1680: [1, 1], 1780: [72, 26], 1790: [92, 43], 1800: [134, 81], 1810: [52, 38], 1720: [1, 1], 1760: [2, 2], 1770: [8, 7]}], 'zoophyta', {1800: [85, 55], 1810: [85, 59], 1820: [120, 77], 1830: [417, 179], 1840: [329, 162], 1850: [557, 211], 1860: [436, 131], 1870: [230, 105], 1880: [94, 68], 1890: [106, 57], 1930: [69, 42], 1960: [149, 64], 1970: [87, 53], 1980: [63, 32], 1990: [92, 52], 2000: [313, 166], 1650: [1, 1], 1710: [1, 1], 1730: [1, 1], 1740: [1, 1], 1780: [7, 3], 1790: [24, 17], 1900: [99, 43], 1910: [69, 38], 1920: [23, 21], 1940: [70, 30], 1950: [37, 27], 1770: [1, 1]}], 'zavijava', {1840: [1, 1], 1850: [8, 3], 1870: [3, 3], 1880: [6, 6], 1890: [20, 18], 1900: [4, 4], 1910: [5, 5], 1920: [8, 7], 1930: [6, 5], 1940: [6, 4], 1950: [5, 3], 1960: [9, 7], 1970: [17, 10], 1980: [32, 24], 1990: [40, 18], 2000: [58, 43]}], 'zelkovas', {1900: [2, 2], 1910: [1, 1], 1930: [2, 2], 1940: [2, 2], 1950: [24, 15], 1960: [51, 24], 1970: [40, 30], 1980: [110, 62], 1990: [136, 75], 2000: [109, 74]}], 'zelator', {1730: [2, 2], 1760: [1, 1], 1800: [9, 7], 1810: [19, 14], 1820: [30, 27], 1830: [4, 4], 1840: [70, 33], 1850: [31, 29], 1860: [199, 43], 1870: [59, 35], 1880: [32, 28], 1890: [32, 31], 1900: [74, 54], 1910: [39, 33], 1920: [74, 19], 1930: [29, 21], 1940: [22, 19], 1950: [70, 35], 1960: [114, 58], 1970: [434, 111], 1980: [448, 78], 1990: [493, 116], 2000: [715, 273], 1670: [4, 1], 1720: [1, 1]}], 'zealotist', {1940: [7, 1], 1950: [6, 4], 1960: [4, 4], 1970: [120, 25], 1980: [11, 5], 1990: [10, 5], 2000: [6, 4]}], 'zooecial', {1860: [38, 3], 1880: [70, 12], 1890: [138, 15], 1900: [448, 43], 1910: [474, 27], 1920: [863, 42], 1930: [463, 42], 1940: [146, 26], 1950: [1392, 63], 1960: [2626, 132], 1970: [1164, 100], 1980: [1907, 99], 1990: [368, 70], 2000: [210, 32], 1870: [154, 1]}], 'zooglea', {1870: [27, 9], 1880: [87, 48], 1890: [159, 103], 1900: [340, 215], 1910: [532, 246], 1920: [311, 149], 1930: [188, 93], 1940: [216, 88], 1950: [82, 50], 1960: [223, 95], 1970: [202, 117], 1980: [248, 101], 1990: [182, 95], 2000: [275, 133]}], 'zoosporic', {1850: [2, 2], 1870: [2, 2], 1880: [8, 8], 1890: [11, 8], 1900: [4, 4], 1910: [24, 6], 1920: [3, 3], 1930: [12, 10], 1940: [4, 3], 1950: [25, 9], 1960: [57, 26], 1970: [102, 55], 1980: [528, 113], 1990: [812, 276], 2000: [875, 283]}], 'zamia', {1800: [78, 44], 1820: [117, 68], 1830: [722, 208], 1840: [598, 230], 1850: [942, 346], 1860: [575, 223], 1870: [519, 206], 1880: [443, 180], 1890: [619, 233], 1900: [2277, 327], 1910: [1604, 277], 1920: [938, 223], 1930: [755, 198], 1940: [474, 168], 1950: [644, 230], 1960: [1667, 413], 1970: [1324, 470], 1980: [1588, 511], 1990: [2802, 671], 2000: [3361, 841], 1770: [1, 1], 1790: [17, 9], 1810: [44, 27]}], 'zebrafish', {1960: [548, 74], 1970: [335, 162], 1980: [1412, 374], 1990: [11551, 1492], 2000: [53154, 4873], 1920: [2, 2], 1930: [3, 2], 1950: [40, 14]}], 'zigzagging', {1860: [283, 237], 1870: [734, 545], 1880: [712, 577], 1890: [1303, 1076], 1900: [2068, 1686], 1910: [2941, 2186], 1920: [3465, 2477], 1930: [3112, 2300], 1940: [3672, 2734], 1950: [4114, 3029], 1960: [6084, 4489], 1970: [7128, 5495], 1980: [11582, 8287], 1990: [18105, 13947], 2000: [33997, 26047], 1660: [1, 1], 1800: [4, 4], 1810: [2, 2], 1820: [20, 20], 1830: [9, 9], 1840: [64, 58], 1850: [151, 125]}], 'zapodidae', {1880: [2, 2], 1890: [4, 4], 1900: [22, 19], 1910: [21, 18], 1920: [19, 13], 1930: [42, 26], 1940: [68, 33], 1950: [75, 49], 1960: [150, 77], 1970: [239, 102], 1980: [274, 121], 1990: [224, 145], 2000: [134, 89]}], 'zac', {1720: [9, 7], 1730: [2, 2], 1750: [6, 5], 1760: [9, 9], 1770: [7, 7], 1790: [12, 10], 1800: [24, 23], 1810: [48, 36], 1820: [84, 63], 1830: [142, 97], 1840: [131, 73], 1850: [218, 124], 1860: [164, 91], 1870: [535, 110], 1880: [984, 206], 1890: [365, 147], 1900: [819, 203], 1910: [766, 191], 1920: [463, 205], 1930: [1156, 246], 1940: [573, 238], 1950: [923, 365], 1960: [1871, 719], 1970: [2875, 880], 1980: [5874, 1289], 1990: [25378, 2350], 2000: [38102, 4698], 1650: [1, 1], 1670: [1, 1], 1690: [3, 3], 1700: [3, 3], 1710: [2, 2], 1780: [7, 7]}], 'zamindar', {1770: [1, 1], 1780: [1, 1], 1800: [52, 2], 1820: [1, 1], 1830: [187, 21], 1840: [38, 22], 1850: [201, 35], 1860: [527, 72], 1870: [1134, 178], 1880: [1727, 221], 1890: [2385, 325], 1900: [2697, 400], 1910: [1881, 341], 1920: [1598, 416], 1930: [2128, 468], 1940: [2895, 762], 1950: [6617, 1558], 1960: [15462, 3304], 1970: [20564, 4458], 1980: [24194, 4703], 1990: [26187, 5843], 2000: [26535, 5821], 1810: [2, 2]}], 'zante', {1760: [13, 12], 1820: [4216, 715], 1830: [3673, 925], 1840: [3183, 801], 1850: [2301, 884], 1860: [2002, 702], 1880: [2044, 901], 1890: [2334, 1001], 1900: [4060, 1492], 1910: [1837, 804], 1920: [2632, 893], 1930: [1782, 672], 1940: [1281, 482], 1950: [2165, 706], 1960: [3853, 1131], 1970: [4729, 1132], 1980: [3685, 1042], 1990: [3424, 1258], 2000: [7232, 2822], 1780: [54, 29], 1790: [158, 51], 1800: [393, 190], 1810: [1946, 405], 1870: [2125, 787], 1620: [3, 1], 1630: [2, 1], 1680: [3, 2], 1690: [3, 1], 1700: [6, 5], 1710: [5, 5], 1720: [13, 5], 1730: [9, 5], 1740: [9, 2], 1750: [8, 7], 1770: [20, 15]}], 'zygomas', {1800: [2, 2], 1810: [2, 1], 1820: [26, 14], 1830: [18, 6], 1840: [23, 13], 1850: [19, 10], 1860: [10, 7], 1870: [19, 19], 1880: [16, 14], 1890: [39, 20], 1900: [34, 21], 1910: [34, 23], 1920: [16, 12], 1930: [20, 13], 1940: [22, 20], 1950: [55, 31], 1960: [186, 67], 1970: [201, 115], 1980: [270, 153], 1990: [719, 256], 2000: [597, 281]}], 'zarnich', {1700: [1, 1], 1740: [11, 1], 1750: [21, 2], 1770: [3, 2], 1780: [2, 2], 1800: [3, 3], 1810: [2, 1], 1820: [2, 2], 1880: [2, 2], 1900: [4, 4], 1920: [1, 1], 1960: [3, 2], 1970: [2, 2], 1980: [3, 1], 1990: [12, 8], 2000: [48, 10]}], 'zirconate', {1880: [22, 20], 1890: [39, 29], 1900: [56, 30], 1910: [58, 37], 1920: [112, 42], 1930: [92, 31], 1940: [53, 32], 1950: [230, 115], 1960: [1406, 490], 1970: [1727, 763], 1980: [1980, 968], 1990: [3765, 1557], 2000: [5335, 2008], 1860: [7, 7], 1870: [6, 6]}], 'zoogloea', {1860: [7, 7], 1870: [63, 37], 1880: [827, 249], 1890: [953, 322], 1900: [709, 294], 1910: [405, 256], 1920: [343, 143], 1930: [259, 124], 1940: [147, 72], 1950: [286, 89], 1960: [605, 159], 1970: [652, 214], 1980: [845, 226], 1990: [809, 276], 2000: [1173, 390]}], 'zingiber', {1780: [20, 11], 1800: [49, 33], 1810: [108, 59], 1820: [135, 66], 1830: [225, 110], 1840: [114, 80], 1850: [239, 122], 1860: [208, 128], 1870: [322, 177], 1880: [343, 198], 1890: [425, 216], 1900: [754, 403], 1910: [917, 405], 1920: [690, 290], 1930: [445, 194], 1940: [477, 163], 1950: [542, 275], 1960: [917, 434], 1970: [1342, 616], 1980: [2141, 951], 1990: [4572, 1731], 2000: [10077, 2967], 1750: [4, 4], 1760: [3, 3], 1790: [7, 7], 1700: [2, 1], 1710: [1, 1], 1720: [1, 1], 1730: [1, 1], 1740: [7, 1]}], 'zollverein', {1840: [682, 174], 1850: [1551, 505], 1860: [2088, 512], 1870: [2405, 632], 1880: [2170, 703], 1890: [3277, 891], 1900: [6954, 1525], 1920: [5207, 1432], 1930: [7111, 1245], 1960: [9987, 2214], 1970: [8092, 1853], 1990: [8156, 2244], 2000: [10894, 3092], 1800: [6, 5], 1810: [6, 2], 1820: [2, 1], 1830: [4, 3], 1910: [6228, 1678], 1940: [3043, 817], 1950: [5748, 1065], 1980: [6774, 1610]}], 'zoogloeal', {1890: [4, 3], 1900: [22, 9], 1910: [31, 19], 1920: [127, 41], 1930: [78, 35], 1940: [58, 29], 1950: [138, 63], 1960: [294, 115], 1970: [208, 105], 1980: [269, 94], 1990: [167, 71], 2000: [287, 59]}], 'zoophysiology', {1850: [2, 2], 1880: [3, 2], 1910: [5, 5], 1920: [5, 5], 1930: [22, 14], 1940: [26, 15], 1950: [114, 65], 1960: [182, 136], 1970: [576, 312], 1980: [1070, 459], 1990: [532, 300], 2000: [227, 149], 1800: [2, 2], 1870: [2, 2]}], 'zealousness', {1790: [3, 3], 1810: [8, 8], 1820: [19, 18], 1830: [35, 34], 1840: [37, 36], 1850: [53, 51], 1860: [33, 30], 1870: [65, 65], 1880: [85, 74], 1890: [123, 122], 1900: [202, 195], 1910: [286, 280], 1920: [234, 223], 1930: [356, 332], 1940: [337, 305], 1950: [630, 584], 1960: [1371, 1248], 1970: [2150, 1941], 1980: [2723, 2416], 1990: [4418, 3938], 2000: [6841, 5769]}], 'zymogen', {1870: [133, 36], 1880: [405, 147], 1890: [1770, 291], 1900: [3279, 712], 1910: [3418, 844], 1920: [1440, 453], 1930: [1221, 335], 1940: [1066, 329], 1950: [1903, 562], 1960: [5104, 1441], 1970: [11563, 2288], 1980: [12496, 2856], 1990: [8821, 2719], 2000: [9172, 2870]}], 'zymoid', {1870: [6, 6], 1880: [13, 11], 1890: [3, 3], 1900: [21, 9], 1910: [58, 38], 1920: [17, 10], 1930: [5, 5], 1940: [2, 2], 1950: [11, 7], 1960: [3, 3], 1970: [9, 5], 1980: [7, 3], 1990: [5, 4], 2000: [14, 7]}], 'zauschneria', {1820: [7, 3], 1850: [24, 16], 1860: [4, 4], 1870: [20, 14], 1880: [21, 18], 1890: [128, 47], 1900: [102, 62], 1910: [147, 85], 1920: [148, 73], 1930: [129, 58], 1940: [422, 52], 1950: [210, 88], 1960: [222, 103], 1970: [225, 95], 1980: [496, 157], 1990: [555, 208], 2000: [605, 262]}], 'zoosperm', {1860: [48, 18], 1870: [66, 38], 1880: [122, 37], 1890: [50, 37], 1900: [114, 49], 1910: [40, 26], 1920: [34, 31], 1930: [13, 12], 1990: [53, 47], 2000: [147, 79], 1840: [2, 1], 1850: [27, 9], 1940: [12, 12], 1950: [28, 24], 1960: [28, 25], 1970: [27, 17], 1980: [25, 23]}], 'zealless', {1790: [1, 1], 1820: [2, 2], 1850: [2, 2], 1860: [12, 12], 1870: [2, 2], 1880: [2, 2], 1900: [18, 18], 1910: [10, 10], 1920: [4, 4], 1960: [1, 1], 1970: [1, 1], 1980: [2, 2], 1990: [1, 1], 2000: [12, 12]}], 'zemindary', {1760: [70, 14], 1770: [61, 5], 1780: [445, 43], 1790: [103, 39], 1800: [212, 87], 1810: [542, 112], 1820: [1218, 199], 1830: [1098, 186], 1840: [535, 176], 1850: [1512, 352], 1860: [1643, 219], 1870: [2921, 265], 1880: [734, 183], 1890: [253, 87], 1900: [577, 158], 1910: [680, 119], 1920: [231, 84], 1930: [310, 103], 1940: [164, 66], 1950: [408, 137], 1960: [706, 251], 1970: [883, 295], 1980: [1041, 285], 1990: [452, 159], 2000: [1274, 345], 1750: [1, 1]}], 'zygosity', {1920: [1, 1], 1930: [31, 7], 1940: [31, 22], 1950: [385, 101], 1960: [2278, 474], 1970: [3709, 993], 1980: [3561, 997], 1990: [4198, 1278], 2000: [5628, 1458]}], 'zanonia', {1800: [7, 6], 1810: [9, 7], 1820: [15, 8], 1830: [12, 4], 1840: [8, 8], 1850: [11, 8], 1860: [12, 12], 1870: [15, 8], 1880: [20, 13], 1890: [46, 31], 1900: [22, 12], 1910: [39, 22], 1920: [22, 16], 1930: [17, 12], 1940: [17, 9], 1950: [54, 23], 1960: [86, 37], 1970: [112, 33], 1980: [126, 46], 1990: [144, 64], 2000: [136, 70]}], 'zoophilia', {1820: [1, 1], 1890: [19, 19], 1900: [77, 24], 1910: [65, 36], 1920: [132, 49], 1930: [206, 70], 1940: [223, 96], 1950: [290, 111], 1960: [361, 180], 1970: [598, 344], 1980: [1651, 759], 1990: [1799, 828], 2000: [2489, 1168]}], 'zoophobia', {1890: [22, 16], 1900: [17, 14], 1910: [40, 36], 1920: [36, 29], 1930: [96, 41], 1940: [94, 80], 1950: [144, 114], 1960: [238, 157], 1970: [332, 242], 1980: [374, 296], 1990: [454, 374], 2000: [560, 446]}], 'zs', {1650: [31, 10], 1670: [29, 20], 1680: [60, 44], 1700: [84, 63], 1720: [188, 128], 1730: [168, 122], 1740: [153, 120], 1750: [156, 130], 1760: [292, 163], 1770: [223, 157], 1780: [218, 180], 1790: [343, 251], 1800: [391, 316], 1810: [241, 185], 1820: [381, 189], 1830: [212, 162], 1840: [994, 203], 1850: [726, 524], 1860: [758, 478], 1870: [2673, 1601], 1880: [4380, 2192], 1890: [4542, 1841], 1900: [4999, 1900], 1910: [4522, 1567], 1920: [6325, 1622], 1930: [6344, 1879], 1940: [4373, 1664], 1950: [6970, 2836], 1960: [12045, 4923], 1970: [13897, 6219], 1980: [21356, 8933], 1990: [27777, 12832], 2000: [40306, 17959], 1500: [4, 1], 1690: [32, 28], 1710: [87, 72], 1575: [2, 1], 1620: [2, 2], 1630: [2, 2], 1640: [6, 2], 1660: [6, 6]}], 'zygomorphy', {1880: [26, 5], 1890: [64, 34], 1900: [297, 67], 1910: [240, 60], 1920: [154, 36], 1930: [141, 35], 1940: [82, 22], 1950: [126, 47], 1960: [299, 81], 1970: [267, 99], 1980: [140, 62], 1990: [132, 70], 2000: [466, 105]}], 'zoogeographic', {1860: [2, 2], 1890: [11, 11], 1900: [58, 48], 1910: [181, 103], 1920: [173, 90], 1930: [284, 108], 1940: [359, 131], 1950: [2487, 243], 1960: [1732, 638], 1970: [2476, 1015], 1980: [3628, 1443], 1990: [3257, 1459], 2000: [3452, 1300]}], 'zebra', {1575: [2, 2], 1630: [1, 1], 1680: [1, 1], 1690: [1, 1], 1720: [1, 1], 1740: [1, 1], 1750: [4, 3], 1760: [12, 9], 1770: [91, 35], 1780: [110, 48], 1790: [329, 119], 1800: [724, 263], 1810: [525, 268], 1820: [1367, 529], 1830: [1442, 801], 1840: [1834, 874], 1850: [3014, 1205], 1860: [2751, 1195], 1870: [4112, 1634], 1880: [4310, 1820], 1890: [8768, 2525], 1900: [10572, 3318], 1910: [12391, 3215], 1920: [9249, 3301], 1930: [8782, 3308], 1940: [7481, 3132], 1950: [13345, 4930], 1960: [23289, 9035], 1970: [37958, 13253], 1980: [58159, 20138], 1990: [118380, 36292], 2000: [157893, 54692], 1660: [1, 1]}], 'zeolites', {1760: [1, 1], 1770: [19, 9], 1780: [46, 10], 1790: [132, 39], 1800: [153, 48], 1810: [241, 100], 1820: [153, 84], 1830: [210, 122], 1840: [238, 144], 1850: [634, 194], 1860: [434, 223], 1870: [562, 284], 1880: [747, 316], 1890: [1228, 414], 1900: [2249, 723], 1910: [3472, 863], 1920: [2807, 813], 1930: [2932, 902], 1940: [4304, 1125], 1950: [5423, 1452], 1960: [9419, 2369], 1970: [16388, 2892], 1980: [40448, 4275], 1990: [57355, 5982], 2000: [61155, 6810]}], 'zoque', {1800: [8, 4], 1810: [6, 3], 1820: [11, 11], 1830: [42, 25], 1840: [2, 2], 1850: [9, 7], 1860: [4, 4], 1870: [27, 15], 1880: [60, 31], 1890: [57, 36], 1900: [118, 61], 1910: [120, 33], 1920: [214, 46], 1930: [82, 45], 1940: [601, 117], 1950: [453, 155], 1960: [1213, 275], 1970: [1127, 296], 1980: [1328, 369], 1990: [2504, 633], 2000: [3271, 781]}], 'zoograft', {1900: [4, 2], 1910: [1, 1], 1920: [3, 2], 1940: [1, 1], 1950: [15, 10], 1960: [5, 2], 1970: [4, 3], 1980: [8, 7], 1990: [8, 8], 2000: [7, 5]}], 'zoologists', {1700: [1, 1], 1750: [4, 3], 1760: [5, 1], 1770: [20, 9], 1780: [24, 16], 1790: [14, 12], 1800: [114, 79], 1810: [167, 126], 1820: [510, 241], 1830: [1412, 646], 1840: [1335, 783], 1850: [2572, 1344], 1860: [2530, 1007], 1870: [2978, 1466], 1880: [3568, 1667], 1890: [5815, 2211], 1900: [6298, 2711], 1910: [6518, 2935], 1920: [5145, 2737], 1930: [4560, 2428], 1940: [4858, 2323], 1950: [8390, 3847], 1960: [14573, 7268], 1970: [16132, 8737], 1980: [14460, 8018], 1990: [18885, 10172], 2000: [23662, 13198], 1740: [1, 1]}], 'zymosis', {1840: [35, 11], 1850: [97, 44], 1860: [207, 95], 1870: [128, 79], 1880: [369, 116], 1890: [145, 79], 1900: [106, 64], 1910: [64, 49], 1920: [50, 33], 1930: [37, 31], 1940: [21, 19], 1950: [28, 27], 1960: [53, 40], 1970: [64, 45], 1980: [88, 62], 1990: [154, 89], 2000: [344, 197]}], 'zazen', {1880: [2, 2], 1900: [22, 22], 1910: [143, 39], 1920: [144, 33], 1930: [118, 35], 1940: [96, 33], 1950: [737, 153], 1960: [2606, 444], 1970: [11204, 1318], 1980: [14040, 1595], 1990: [18474, 2636], 2000: [24845, 3839], 1720: [2, 2], 1780: [1, 1], 1870: [2, 1], 1890: [2, 2]}], 'zep', {1900: [35, 26], 1930: [279, 126], 1940: [161, 73], 1960: [467, 197], 1970: [726, 262], 1980: [1417, 426], 1990: [2563, 919], 2000: [5654, 1855], 1740: [8, 8], 1750: [6, 5], 1840: [9, 9], 1860: [12, 11], 1870: [12, 12], 1880: [27, 13], 1890: [20, 12], 1910: [282, 156], 1920: [156, 95], 1950: [96, 80], 1810: [5, 5], 1850: [13, 8], 1720: [1, 1], 1770: [1, 1], 1780: [1, 1], 1790: [1, 1], 1800: [2, 2], 1820: [5, 5], 1830: [2, 2]}], 'zoophilism', {1880: [4, 4], 1910: [11, 6], 1920: [23, 16], 1930: [76, 38], 1940: [61, 37], 1950: [45, 29], 1960: [42, 39], 1970: [17, 15], 1980: [50, 31], 1990: [49, 30], 2000: [52, 37], 1840: [1, 1], 1900: [5, 5]}], 'zibelline', {1780: [2, 1], 1800: [7, 4], 1810: [9, 8], 1820: [2, 2], 1830: [1, 1], 1840: [8, 8], 1850: [1, 1], 1870: [1, 1], 1880: [1, 1], 1890: [3, 3], 1900: [12, 12], 1910: [4, 4], 1920: [12, 12], 1930: [1, 1], 1940: [3, 2], 1950: [3, 3], 1960: [7, 6], 1970: [6, 6], 1980: [4, 4], 1990: [5, 4], 2000: [18, 12]}], 'zincs', {1850: [188, 61], 1860: [331, 87], 1870: [682, 196], 1880: [1575, 439], 1890: [1514, 578], 1900: [1459, 579], 1910: [1226, 575], 1920: [434, 257], 1930: [220, 141], 1940: [169, 128], 1950: [203, 128], 1960: [326, 187], 1970: [307, 191], 1980: [510, 290], 1990: [908, 438], 2000: [1575, 830], 1690: [1, 1], 1810: [6, 6], 1840: [48, 35], 1720: [1, 1], 1740: [2, 2], 1750: [2, 2], 1770: [1, 1], 1780: [4, 4], 1790: [3, 3], 1800: [7, 7], 1820: [3, 3], 1830: [30, 10]}], 'zabti', {1870: [30, 10], 1880: [42, 17], 1890: [61, 23], 1900: [50, 11], 1910: [38, 15], 1920: [15, 8], 1930: [36, 14], 1940: [87, 13], 1950: [181, 38], 1960: [172, 77], 1970: [292, 122], 1980: [241, 97], 1990: [288, 94], 2000: [338, 99], 1860: [5, 5]}], 'zein', {1720: [21, 1], 1750: [2, 2], 1760: [18, 4], 1770: [16, 11], 1780: [12, 10], 1790: [70, 13], 1800: [12, 10], 1810: [114, 46], 1820: [355, 67], 1830: [186, 71], 1840: [172, 52], 1850: [127, 91], 1860: [113, 46], 1870: [143, 67], 1880: [142, 61], 1890: [297, 79], 1900: [873, 252], 1910: [2572, 758], 1920: [2311, 752], 1930: [2230, 701], 1940: [3153, 974], 1950: [3781, 1249], 1960: [5938, 1650], 1970: [4980, 1700], 1980: [9481, 2248], 1990: [13944, 2855], 2000: [14791, 4233]}], 'zinke', {1790: [1, 1], 1810: [20, 12], 1820: [7, 4], 1830: [10, 8], 1840: [24, 20], 1850: [10, 10], 1860: [5, 5], 1870: [4, 4], 1880: [42, 22], 1890: [104, 40], 1900: [76, 54], 1910: [164, 90], 1920: [185, 71], 1930: [187, 97], 1940: [328, 128], 1950: [310, 188], 1960: [470, 268], 1970: [849, 406], 1980: [1391, 614], 1990: [1916, 933], 2000: [2757, 1121]}], 'zad', {1575: [1, 1], 1650: [10, 4], 1670: [3, 3], 1680: [11, 10], 1690: [4, 4], 1700: [11, 11], 1710: [6, 6], 1720: [6, 6], 1740: [11, 9], 1750: [12, 11], 1760: [6, 6], 1770: [12, 8], 1780: [13, 12], 1790: [29, 26], 1800: [38, 37], 1810: [105, 72], 1820: [72, 54], 1830: [79, 36], 1840: [68, 36], 1850: [222, 98], 1860: [141, 39], 1870: [92, 68], 1880: [258, 92], 1890: [215, 87], 1900: [351, 149], 1910: [539, 126], 1920: [214, 139], 1930: [214, 125], 1940: [299, 129], 1950: [362, 213], 1960: [1127, 510], 1970: [1739, 711], 1980: [1445, 748], 1990: [2586, 1116], 2000: [5031, 1646], 1730: [1, 1], 1660: [1, 1]}], 'zag', {1700: [1, 1], 1710: [1, 1], 1730: [2, 2], 1740: [1, 1], 1750: [29, 5], 1760: [24, 18], 1770: [90, 58], 1780: [122, 85], 1790: [237, 128], 1800: [1030, 439], 1810: [1028, 617], 1820: [1673, 1038], 1830: [2383, 1537], 1840: [2769, 1791], 1850: [3220, 2107], 1860: [2590, 1698], 1870: [3094, 1990], 1880: [3717, 2484], 1890: [4272, 2835], 1900: [6382, 4024], 1910: [5953, 4018], 1920: [5876, 3869], 1930: [5584, 3526], 1940: [5910, 3476], 1950: [9882, 5428], 1960: [17798, 9990], 1970: [25816, 13576], 1980: [33949, 16912], 1990: [41132, 21262], 2000: [52231, 27549]}], 'zesty', {1820: [2, 2], 1870: [2, 2], 1880: [1, 1], 1890: [1, 1], 1900: [9, 9], 1910: [8, 8], 1920: [13, 11], 1930: [24, 19], 1940: [92, 62], 1950: [159, 117], 1960: [439, 366], 1970: [1590, 1151], 1980: [4493, 2651], 1990: [9581, 5174], 2000: [12210, 7077]}], 'zonda', {1850: [14, 9], 1860: [88, 20], 1870: [89, 20], 1880: [119, 17], 1890: [50, 41], 1900: [37, 35], 1910: [55, 54], 1920: [118, 40], 1930: [39, 29], 1940: [109, 71], 1950: [227, 88], 1960: [231, 121], 1970: [346, 163], 1980: [623, 209], 1990: [770, 321], 2000: [925, 376], 1810: [11, 11]}], 'zero', {1650: [2, 2], 1780: [86, 32], 1790: [151, 69], 1800: [1170, 259], 1810: [1539, 449], 1820: [3679, 1183], 1830: [7822, 2153], 1840: [10124, 2705], 1850: [18811, 4964], 1860: [19258, 4923], 1870: [39316, 7345], 1880: [69294, 10988], 1890: [109305, 15336], 1900: [165125, 22715], 1910: [212577, 28041], 1920: [235251, 30495], 1930: [306799, 32998], 1940: [434333, 40766], 1950: [810189, 62405], 1960: [1624457, 129086], 1970: [1982293, 200533], 1980: [2675243, 276896], 1990: [3730476, 402916], 2000: [4916116, 603543], 1500: [4, 1], 1575: [2, 2], 1600: [76, 2], 1660: [2, 2], 1690: [2, 2], 1710: [67, 3], 1720: [8, 8], 1730: [4, 4], 1740: [9, 6], 1750: [6, 5], 1760: [71, 10], 1770: [100, 14], 1680: [3, 3], 1700: [4, 4]}], 'zechstein', {1790: [3, 3], 1800: [1, 1], 1810: [62, 23], 1820: [796, 87], 1830: [747, 156], 1840: [653, 153], 1850: [1007, 269], 1860: [346, 113], 1870: [481, 152], 1880: [270, 85], 1890: [426, 126], 1900: [767, 182], 1910: [513, 110], 1920: [737, 105], 1930: [729, 125], 1940: [426, 79], 1950: [562, 136], 1960: [2501, 400], 1970: [5456, 488], 1980: [7204, 696], 1990: [7681, 656], 2000: [4070, 513], 1760: [2, 1]}], 'zan', {1740: [11, 11], 1750: [10, 10], 1890: [1322, 652], 1920: [1962, 712], 1930: [1533, 626], 1940: [986, 552], 1950: [2157, 868], 1960: [5322, 1932], 1970: [5666, 2404], 1980: [13259, 3533], 1990: [17268, 5326], 2000: [32366, 8655], 1630: [4, 2], 1640: [2, 1], 1680: [3, 3], 1700: [4, 4], 1710: [7, 7], 1720: [4, 4], 1760: [8, 8], 1770: [22, 12], 1780: [40, 26], 1790: [24, 20], 1800: [71, 60], 1810: [135, 102], 1820: [208, 161], 1830: [170, 137], 1840: [213, 195], 1850: [294, 219], 1860: [336, 211], 1870: [428, 282], 1880: [966, 436], 1900: [1913, 863], 1910: [2633, 709], 1670: [1, 1], 1730: [5, 5], 1690: [1, 1]}], 'zephyranthes', {1860: [14, 11], 1870: [72, 29], 1880: [30, 23], 1890: [105, 57], 1900: [141, 72], 1910: [237, 95], 1920: [190, 79], 1930: [240, 106], 1940: [362, 114], 1950: [346, 147], 1960: [651, 232], 1970: [800, 232], 1980: [683, 259], 1990: [997, 312], 2000: [1521, 395], 1820: [26, 12], 1830: [145, 14], 1840: [35, 8], 1850: [6, 5]}], 'zionistic', {1900: [136, 80], 1940: [207, 130], 1950: [197, 110], 1960: [417, 282], 1970: [565, 350], 1980: [588, 409], 1990: [730, 486], 2000: [1088, 722], 1840: [1, 1], 1890: [16, 9], 1910: [386, 133], 1920: [252, 113], 1930: [268, 148]}], 'zeroes', {1920: [171, 105], 1940: [607, 281], 1950: [1265, 536], 1960: [5878, 2414], 1970: [11157, 5136], 1980: [20596, 9249], 1990: [28599, 13926], 2000: [42163, 21962], 1660: [1, 1], 1720: [2, 2], 1730: [1, 1], 1740: [1, 1], 1760: [3, 3], 1770: [1, 1], 1780: [2, 2], 1800: [3, 3], 1810: [16, 6], 1820: [6, 5], 1830: [14, 14], 1840: [11, 6], 1850: [7, 5], 1860: [17, 12], 1870: [74, 44], 1880: [62, 40], 1890: [47, 40], 1900: [148, 102], 1910: [541, 95], 1930: [211, 157], 1575: [2, 2], 1710: [1, 1]}], 'zanyism', {1830: [3, 3], 1840: [5, 5], 1850: [19, 19], 1860: [5, 5], 1870: [6, 6], 1880: [6, 6], 1890: [4, 3], 1900: [27, 15], 1910: [4, 3], 1920: [3, 3], 1930: [12, 12], 1950: [3, 3], 1960: [16, 16], 1970: [11, 11], 1980: [16, 11], 1990: [13, 10], 2000: [26, 23]}], 'zygotene', {1900: [1, 1], 1910: [19, 19], 1920: [128, 43], 1930: [189, 36], 1940: [225, 66], 1950: [793, 226], 1960: [1813, 556], 1970: [3551, 800], 1980: [3021, 879], 1990: [2611, 759], 2000: [2289, 772]}], 'zanjero', {1860: [27, 18], 1880: [89, 26], 1890: [8, 8], 1900: [49, 35], 1910: [137, 44], 1920: [35, 22], 1930: [81, 24], 1940: [43, 18], 1950: [78, 27], 1960: [85, 45], 1970: [199, 69], 1980: [111, 51], 1990: [142, 67], 2000: [271, 86], 1870: [5, 5]}], 'zionism', {1820: [10, 4], 1830: [2, 2], 1840: [1, 1], 1850: [16, 6], 1870: [9, 3], 1880: [14, 10], 1890: [278, 63], 1900: [1820, 452], 1910: [7999, 807], 1920: [8724, 1387], 1930: [13195, 1659], 1940: [24254, 2160], 1950: [39220, 3598], 1960: [73079, 7189], 1970: [135359, 11051], 1980: [165447, 14719], 1990: [198642, 19587], 2000: [262074, 26851]}], 'zindiq', {1910: [5, 3], 1920: [63, 20], 1930: [27, 16], 1940: [38, 29], 1950: [51, 37], 1960: [117, 76], 1970: [158, 82], 1980: [175, 120], 1990: [683, 211], 2000: [673, 280], 1900: [40, 7]}], 'zonule', {1870: [182, 80], 1880: [197, 91], 1890: [394, 183], 1910: [1094, 277], 1930: [1451, 173], 1940: [960, 141], 1950: [3469, 295], 1960: [3827, 578], 1970: [2340, 609], 1980: [2442, 670], 1990: [2590, 649], 2000: [2322, 765], 1820: [6, 5], 1830: [16, 14], 1850: [6, 4], 1860: [34, 18], 1900: [879, 272], 1920: [420, 153], 1740: [1, 1], 1780: [1, 1], 1810: [1, 1], 1840: [8, 7]}], 'zoopsychology', {1890: [53, 19], 1900: [21, 12], 1910: [20, 15], 1950: [37, 23], 1960: [45, 32], 1970: [51, 40], 1980: [82, 42], 1990: [109, 52], 2000: [60, 32], 1920: [31, 9], 1930: [7, 4], 1940: [17, 7]}], 'zucchini', {1810: [1, 1], 1820: [1, 1], 1840: [5, 5], 1850: [55, 36], 1860: [10, 8], 1870: [7, 6], 1880: [11, 7], 1890: [31, 18], 1900: [25, 16], 1910: [51, 26], 1920: [97, 43], 1930: [195, 90], 1940: [531, 279], 1950: [1291, 455], 1960: [2110, 828], 1970: [16840, 3465], 1980: [63449, 10506], 1990: [97303, 19168], 2000: [108634, 25705]}], 'zebulun', {1760: [78, 10], 1840: [741, 198], 1870: [1295, 389], 1930: [847, 219], 1950: [1422, 363], 1960: [2496, 709], 1970: [3068, 870], 1980: [4602, 1133], 1990: [5883, 1769], 2000: [11299, 3566], 1780: [26, 14], 1810: [241, 92], 1820: [336, 129], 1830: [633, 181], 1850: [1114, 315], 1860: [1228, 313], 1880: [844, 282], 1890: [1194, 404], 1900: [1107, 361], 1910: [1119, 385], 1920: [860, 302], 1940: [803, 247], 1640: [1, 1], 1690: [5, 1], 1700: [7, 4], 1710: [3, 3], 1720: [4, 3], 1730: [22, 6], 1740: [30, 11], 1750: [9, 6], 1770: [10, 4], 1790: [78, 21], 1800: [203, 71]}], 'ziram', {1820: [1, 1], 1930: [13, 4], 1940: [17, 7], 1950: [663, 197], 1960: [934, 296], 1970: [897, 414], 1980: [953, 442], 1990: [1313, 446], 2000: [1256, 534], 1900: [3, 3]}], 'zootomical', {1790: [2, 2], 1800: [2, 1], 1810: [1, 1], 1820: [14, 7], 1830: [37, 12], 1840: [27, 25], 1850: [37, 32], 1860: [36, 20], 1870: [34, 31], 1880: [27, 25], 1890: [51, 32], 1900: [37, 20], 1910: [39, 34], 1920: [33, 21], 1930: [14, 12], 1940: [33, 12], 1950: [23, 14], 1960: [41, 36], 1970: [51, 25], 1980: [44, 23], 1990: [32, 26], 2000: [43, 34]}], 'zygosporangium', {1920: [3, 3], 1930: [8, 5], 1950: [13, 4], 1960: [70, 15], 1970: [59, 17], 1980: [98, 48], 1990: [277, 98], 2000: [314, 109]}], 'zaman', {1840: [367, 57], 1850: [141, 33], 1870: [1020, 133], 1880: [683, 189], 1890: [528, 181], 1900: [786, 271], 1910: [850, 137], 1920: [790, 218], 1930: [1440, 297], 1940: [1767, 323], 1950: [3607, 716], 1960: [9853, 1843], 1970: [10547, 2770], 1980: [15087, 4054], 1990: [23149, 6285], 2000: [37832, 10442], 1790: [8, 8], 1800: [10, 10], 1810: [35, 16], 1820: [25, 25], 1860: [136, 32], 1760: [7, 7], 1780: [2, 2], 1830: [31, 11]}], 'ziti', {1820: [2, 2], 1830: [2, 2], 1900: [31, 21], 1920: [16, 11], 1950: [44, 39], 1960: [69, 48], 1970: [339, 169], 1980: [1789, 652], 1990: [4865, 1868], 2000: [6058, 2924], 1730: [1, 1], 1790: [3, 3], 1800: [1, 1], 1810: [4, 4], 1850: [2, 2], 1860: [5, 5], 1880: [11, 10], 1890: [12, 11], 1910: [8, 8], 1930: [52, 11], 1940: [19, 13], 1710: [1, 1], 1870: [6, 6]}], 'zolotnik', {1820: [14, 7], 1860: [10, 9], 1880: [40, 19], 1890: [61, 25], 1900: [51, 37], 1910: [61, 34], 1920: [45, 31], 1940: [29, 17], 1960: [74, 40], 1970: [64, 48], 1980: [89, 56], 1990: [56, 37], 2000: [116, 66], 1840: [46, 17], 1850: [21, 6], 1870: [27, 13], 1930: [47, 24], 1950: [5, 4]}], 'zooecium', {1880: [213, 16], 1890: [911, 55], 1900: [744, 55], 1910: [1494, 42], 1920: [1478, 54], 1930: [737, 70], 1940: [277, 36], 1950: [1965, 79], 1960: [1604, 170], 1970: [893, 153], 1980: [604, 117], 1990: [317, 115], 2000: [261, 73], 1860: [15, 2], 1870: [21, 11]}], 'zebroid', {1880: [6, 6], 1900: [26, 18], 1910: [18, 15], 1920: [22, 15], 1930: [20, 15], 1940: [5, 5], 1950: [27, 22], 1960: [43, 39], 1970: [164, 42], 1980: [39, 30], 1990: [67, 48], 2000: [107, 72]}], 'zirkelite', {1890: [17, 13], 1900: [14, 14], 1910: [43, 34], 1920: [40, 20], 1930: [21, 15], 1940: [30, 23], 1950: [74, 40], 1960: [65, 29], 1970: [47, 29], 1980: [113, 44], 1990: [86, 36], 2000: [20, 17]}], 'zak', {1790: [17, 5], 1810: [151, 30], 1820: [171, 43], 1830: [83, 33], 1840: [269, 71], 1850: [72, 37], 1870: [253, 56], 1880: [185, 76], 1890: [225, 93], 1900: [380, 177], 1910: [485, 219], 1920: [377, 185], 1930: [673, 236], 1940: [716, 262], 1950: [1358, 597], 1960: [4683, 1847], 1970: [6453, 2595], 1980: [11066, 3859], 1990: [27636, 6133], 2000: [51189, 8961], 1710: [1, 1], 1740: [2, 2], 1780: [3, 3], 1800: [11, 10], 1860: [65, 43], 1750: [1, 1]}], 'zant', {1950: [274, 168], 1960: [535, 275], 1970: [853, 429], 1980: [2330, 1197], 1990: [5153, 1855], 2000: [9130, 2357], 1660: [1, 1], 1670: [1, 1], 1680: [9, 4], 1690: [2, 2], 1700: [5, 2], 1710: [5, 3], 1720: [17, 14], 1730: [27, 17], 1740: [52, 23], 1750: [13, 13], 1760: [51, 27], 1770: [28, 24], 1780: [51, 39], 1790: [41, 36], 1800: [100, 63], 1810: [159, 88], 1820: [122, 78], 1830: [50, 33], 1840: [59, 37], 1850: [192, 93], 1860: [85, 63], 1870: [73, 61], 1880: [498, 148], 1890: [253, 129], 1900: [1150, 254], 1910: [362, 156], 1920: [446, 188], 1930: [299, 163], 1940: [300, 136]}], 'zelant', {1840: [2, 2], 1850: [15, 8], 1860: [33, 20], 1870: [41, 20], 1880: [20, 9], 1890: [10, 4], 1900: [8, 8], 1950: [6, 2], 1960: [13, 9], 1970: [5, 4], 1980: [19, 9], 1990: [26, 17], 2000: [18, 14], 1830: [3, 2], 1910: [2, 2], 1920: [4, 4], 1940: [2, 2]}], 'zincograph', {1850: [2, 1], 1860: [11, 11], 1870: [16, 13], 1880: [20, 19], 1890: [22, 20], 1900: [21, 20], 1910: [37, 33], 1920: [35, 31], 1930: [28, 27], 1940: [21, 19], 1950: [26, 17], 1960: [64, 55], 1970: [72, 54], 1980: [181, 82], 1990: [131, 86], 2000: [172, 96]}], 'zitherns', {1870: [4, 4], 1880: [1, 1], 1890: [13, 13], 1900: [44, 23], 1910: [19, 10], 1920: [52, 25], 1930: [62, 25], 1950: [5, 5], 1960: [21, 6], 1970: [7, 7], 1980: [6, 6], 1990: [15, 13], 2000: [36, 23]}], 'zel', {1760: [11, 10], 1780: [23, 13], 1800: [136, 45], 1810: [305, 69], 1820: [152, 80], 1850: [86, 73], 1860: [117, 78], 1870: [158, 112], 1880: [289, 140], 1890: [278, 153], 1900: [329, 249], 1910: [202, 178], 1920: [221, 184], 1930: [258, 167], 1940: [251, 177], 1950: [595, 280], 1960: [984, 582], 1970: [1560, 845], 1980: [2220, 1278], 1990: [6444, 1506], 2000: [4715, 2070], 1840: [93, 67], 1640: [1, 1], 1700: [2, 2], 1710: [4, 4], 1720: [2, 2], 1730: [11, 6], 1740: [4, 4], 1770: [7, 7], 1790: [13, 13], 1830: [58, 53], 1680: [1, 1], 1750: [3, 3], 1630: [1, 1]}], 'zabeta', {1780: [39, 5], 1790: [2, 1], 1800: [2, 2], 1820: [51, 6], 1830: [7, 5], 1840: [1, 1], 1860: [1, 1], 1870: [41, 7], 1880: [2, 1], 1890: [29, 9], 1900: [63, 21], 1910: [23, 11], 1920: [30, 21], 1930: [29, 18], 1940: [159, 13], 1950: [86, 33], 1960: [156, 37], 1970: [67, 19], 1980: [47, 29], 1990: [145, 52], 2000: [261, 68]}], 'zacateco', {1870: [2, 2], 1880: [6, 5], 1890: [4, 4], 1900: [55, 3], 1910: [119, 9], 1920: [2, 1], 1930: [44, 16], 1940: [16, 6], 1950: [27, 11], 1960: [107, 21], 1970: [93, 34], 1980: [91, 32], 1990: [157, 55], 2000: [174, 63]}], 'zithern', {1890: [84, 45], 1900: [81, 74], 1910: [38, 29], 1920: [511, 59], 1950: [122, 42], 1960: [194, 42], 1970: [104, 68], 1980: [92, 49], 1990: [79, 44], 2000: [174, 109], 1840: [1, 1], 1850: [3, 3], 1860: [3, 3], 1870: [24, 16], 1880: [56, 46], 1930: [638, 41], 1940: [26, 20]}], 'zoopsia', {1890: [10, 10], 1900: [30, 25], 1910: [41, 39], 1920: [22, 22], 1930: [6, 5], 1940: [6, 6], 1950: [15, 11], 1960: [25, 22], 1970: [36, 22], 1980: [54, 38], 1990: [39, 28], 2000: [64, 49]}], 'zoosporangium', {1870: [17, 11], 1880: [47, 25], 1890: [141, 50], 1900: [256, 72], 1910: [231, 79], 1920: [265, 63], 1930: [540, 65], 1940: [206, 49], 1950: [672, 82], 1960: [794, 163], 1970: [619, 213], 1980: [995, 172], 1990: [673, 181], 2000: [548, 183]}], 'zetas', {1760: [1, 1], 1800: [5, 5], 1810: [6, 6], 1820: [7, 7], 1830: [2, 2], 1840: [3, 3], 1850: [3, 3], 1870: [11, 11], 1880: [12, 11], 1890: [15, 10], 1910: [815, 98], 1920: [3618, 204], 1930: [976, 98], 1950: [730, 103], 1960: [961, 118], 1970: [88, 62], 1980: [122, 85], 1990: [549, 190], 2000: [1413, 408], 1900: [36, 22], 1940: [544, 96]}], 'zoomastigina', {1900: [1, 1], 1920: [61, 22], 1930: [91, 33], 1940: [78, 48], 1950: [150, 57], 1960: [237, 81], 1970: [145, 70], 1980: [149, 58], 1990: [451, 144], 2000: [149, 86]}], 'zymotechnic', {1880: [1, 1], 1890: [32, 14], 1900: [30, 16], 1910: [35, 15], 1930: [69, 4], 1940: [5, 2], 1950: [4, 2], 1960: [10, 5], 1970: [1, 1], 1980: [2, 1], 1990: [74, 5], 2000: [30, 17]}], 'zoolite', {1810: [1, 1], 1820: [3, 3], 1840: [3, 3], 1850: [24, 24], 1860: [7, 7], 1870: [7, 6], 1880: [5, 5], 1890: [6, 6], 1900: [5, 5], 1920: [7, 5], 1930: [11, 10], 1940: [13, 7], 1950: [9, 9], 1960: [5, 5], 1970: [3, 3], 1980: [14, 13], 1990: [20, 17], 2000: [14, 13]}], 'zygomata', {1740: [4, 4], 1760: [3, 3], 1800: [2, 2], 1830: [16, 13], 1840: [84, 54], 1850: [73, 51], 1860: [195, 79], 1870: [306, 103], 1880: [203, 81], 1890: [289, 92], 1900: [737, 129], 1910: [555, 113], 1920: [451, 56], 1930: [434, 69], 1940: [182, 39], 1950: [156, 66], 1960: [336, 101], 1970: [201, 86], 1980: [173, 84], 1990: [241, 93], 2000: [211, 123], 1720: [2, 2], 1780: [1, 1], 1810: [2, 2], 1820: [4, 4]}], 'zygomycetous', {1890: [4, 4], 1900: [1, 1], 1920: [37, 5], 1930: [23, 5], 1940: [2, 1], 1950: [3, 3], 1960: [31, 17], 1970: [29, 19], 1980: [77, 50], 1990: [139, 100], 2000: [196, 138]}], 'zeuxian', {1900: [3, 3], 1910: [1, 1], 1920: [4, 1], 1930: [2, 2], 1940: [2, 2], 1950: [2, 2], 1960: [7, 7], 1970: [4, 3], 1980: [37, 10], 1990: [72, 15], 2000: [127, 31]}], 'zibeth', {1740: [2, 2], 1760: [1, 1], 1800: [5, 5], 1810: [3, 2], 1820: [35, 19], 1840: [7, 5], 1860: [28, 7], 1870: [21, 11], 1880: [31, 16], 1890: [15, 7], 1910: [1, 1], 1920: [7, 5], 1930: [5, 5], 1940: [3, 2], 1950: [27, 10], 1960: [18, 15], 1970: [44, 22], 1980: [9, 9], 1990: [35, 31], 2000: [40, 33], 1710: [1, 1], 1850: [4, 3], 1900: [4, 4]}], 'zombie', {1800: [3, 3], 1860: [1, 1], 1870: [4, 4], 1890: [3, 3], 1930: [143, 69], 1940: [646, 392], 1950: [1141, 687], 1960: [2456, 1505], 1970: [7532, 4362], 1980: [18171, 9084], 1990: [36431, 19069], 2000: [110056, 41617], 1760: [1, 1], 1880: [3, 1], 1900: [5, 5], 1910: [2, 2], 1920: [40, 8]}], 'zambia', {1890: [71, 31], 1940: [115, 44], 1960: [51124, 6457], 1970: [212015, 20660], 1980: [229945, 27528], 1990: [278547, 36561], 2000: [337755, 45525], 1830: [17, 12], 1870: [39, 36], 1880: [13, 12], 1950: [424, 95], 1500: [4, 1], 1710: [1, 1], 1800: [6, 5], 1810: [8, 8], 1820: [8, 8], 1840: [18, 15], 1850: [17, 16], 1860: [19, 19], 1900: [37, 29], 1910: [44, 29], 1920: [45, 30], 1930: [89, 35]}], 'zoophytological', {1850: [1, 1], 1870: [12, 7], 1880: [11, 6], 1890: [11, 8], 1900: [1, 1], 1920: [3, 2], 1930: [1, 1], 1940: [3, 3], 1980: [2, 2], 1990: [6, 6], 2000: [7, 5]}], 'zootheistic', {1890: [22, 13], 1900: [12, 12], 1910: [1, 1], 1920: [2, 2], 1930: [4, 4], 1940: [4, 4], 1950: [5, 5], 1960: [3, 3], 1970: [10, 9], 1980: [14, 14], 1990: [9, 9], 2000: [23, 14]}], 'zionward', {1770: [2, 2], 1790: [4, 4], 1800: [4, 4], 1810: [22, 21], 1820: [32, 31], 1830: [86, 67], 1840: [169, 110], 1850: [228, 172], 1860: [183, 144], 1870: [204, 157], 1880: [164, 139], 1890: [202, 159], 1900: [159, 116], 1910: [62, 56], 1920: [40, 36], 1930: [71, 69], 1940: [31, 27], 1950: [38, 34], 1960: [58, 48], 1970: [63, 54], 1980: [52, 45], 1990: [66, 58], 2000: [266, 216]}], 'zoeas', {1830: [11, 3], 1840: [6, 6], 1850: [18, 9], 1860: [27, 12], 1870: [26, 15], 1880: [57, 30], 1890: [40, 16], 1900: [40, 28], 1910: [33, 16], 1920: [58, 16], 1940: [30, 12], 1950: [18, 16], 1960: [60, 30], 1970: [220, 38], 1980: [311, 40], 1990: [65, 36], 2000: [201, 67], 1930: [11, 10]}], 'zugzwang', {1940: [4, 2], 1950: [6, 4], 1960: [33, 13], 1970: [91, 46], 1980: [217, 101], 1990: [352, 144], 2000: [685, 295]}], 'zabaglione', {1890: [2, 2], 1900: [5, 5], 1910: [30, 20], 1920: [38, 30], 1930: [232, 65], 1940: [212, 121], 1950: [212, 161], 1960: [544, 246], 1970: [1005, 507], 1980: [2871, 1240], 1990: [3514, 1786], 2000: [3731, 1809]}], 'zeugite', {1830: [2, 2], 1840: [31, 7], 1850: [59, 13], 1870: [17, 8], 1880: [8, 6], 1890: [32, 8], 1900: [26, 10], 1910: [17, 10], 1920: [64, 22], 1930: [39, 17], 1950: [47, 16], 1960: [62, 27], 1970: [52, 29], 1980: [31, 16], 1990: [93, 37], 2000: [172, 67], 1860: [8, 3], 1940: [8, 2]}], 'zincography', {1830: [12, 8], 1840: [36, 30], 1850: [53, 47], 1860: [125, 80], 1870: [205, 135], 1880: [237, 150], 1890: [264, 154], 1900: [232, 154], 1910: [134, 87], 1920: [88, 63], 1930: [93, 60], 1940: [92, 50], 1950: [90, 71], 1960: [183, 144], 1970: [255, 135], 1980: [308, 135], 1990: [216, 130], 2000: [307, 180], 1800: [1, 1], 1810: [1, 1]}], 'zoharist', {1890: [17, 17], 1900: [2, 2], 1940: [2, 2], 1950: [3, 3], 1960: [2, 2], 1970: [13, 2], 1980: [2, 2], 1990: [3, 3], 2000: [13, 9]}], 'zymase', {1870: [12, 7], 1880: [51, 37], 1890: [178, 56], 1900: [2173, 545], 1910: [3063, 976], 1920: [2946, 912], 1930: [2890, 784], 1940: [2101, 686], 1950: [1733, 656], 1960: [1235, 644], 1970: [809, 441], 1980: [625, 362], 1990: [1011, 479], 2000: [1447, 699]}], 'zymosterol', {1930: [66, 45], 1940: [58, 39], 1950: [102, 46], 1960: [365, 185], 1970: [248, 130], 1980: [312, 154], 1990: [238, 125], 2000: [162, 110], 1920: [4, 4]}], 'zarzuela', {1840: [41, 38], 1850: [19, 17], 1860: [51, 31], 1870: [67, 40], 1880: [156, 84], 1890: [119, 75], 1900: [297, 173], 1910: [441, 122], 1920: [342, 186], 1930: [514, 168], 1940: [675, 185], 1950: [937, 284], 1960: [1824, 645], 1970: [4402, 1034], 1980: [5859, 1466], 1990: [6760, 2162], 2000: [11257, 2531], 1800: [10, 7], 1770: [10, 5], 1780: [5, 3], 1810: [3, 3], 1830: [11, 8]}], 'zeta', {1760: [2, 2], 1770: [17, 8], 1790: [6, 4], 1800: [33, 24], 1810: [52, 45], 1820: [137, 78], 1830: [198, 67], 1840: [209, 76], 1850: [411, 175], 1860: [311, 93], 1870: [1695, 230], 1880: [2858, 403], 1890: [6464, 576], 1900: [11105, 825], 1910: [27183, 1270], 1920: [36512, 1416], 1930: [22737, 1885], 1940: [24282, 1894], 1950: [22213, 2534], 1960: [28578, 4457], 1970: [28222, 5261], 1980: [34324, 7713], 1990: [56425, 12920], 2000: [84747, 19749], 1730: [3, 3], 1740: [1, 1], 1750: [4, 2], 1780: [8, 6]}], 'zoopraxiscope', {1880: [11, 8], 1890: [13, 10], 1900: [4, 4], 1910: [27, 19], 1920: [25, 14], 1930: [70, 27], 1940: [98, 60], 1950: [78, 43], 1960: [127, 64], 1970: [370, 153], 1980: [291, 176], 1990: [729, 366], 2000: [1207, 487]}], 'zig', {1760: [28, 23], 1800: [1091, 464], 1810: [1099, 651], 1820: [1696, 1102], 1830: [2699, 1671], 1840: [3145, 1958], 1850: [3989, 2486], 1860: [3190, 2029], 1870: [3885, 2458], 1880: [4702, 3079], 1890: [5446, 3695], 1900: [8312, 5174], 1910: [8017, 5287], 1920: [8024, 5212], 1930: [7882, 4807], 1940: [8232, 4788], 1950: [13121, 7217], 1960: [23448, 13125], 1970: [31455, 17693], 1980: [43675, 22716], 1990: [58307, 30210], 2000: [76896, 40443], 1730: [4, 4], 1740: [2, 2], 1750: [43, 10], 1770: [97, 61], 1780: [127, 93], 1790: [251, 143], 1630: [1, 1], 1700: [3, 3], 1710: [1, 1], 1720: [2, 2]}], 'zaque', {1780: [3, 3], 1810: [36, 28], 1820: [67, 32], 1830: [11, 7], 1840: [18, 18], 1850: [57, 35], 1870: [13, 11], 1880: [11, 7], 1890: [10, 7], 1900: [50, 14], 1910: [369, 36], 1930: [62, 29], 1940: [169, 53], 1950: [73, 37], 1960: [314, 101], 1970: [339, 80], 1980: [70, 34], 1990: [211, 70], 2000: [205, 88], 1860: [54, 14], 1920: [46, 13]}], 'zirconias', {1840: [1, 1], 1890: [12, 4], 1900: [3, 1], 1940: [4, 4], 1960: [10, 10], 1970: [40, 31], 1980: [223, 93], 1990: [562, 265], 2000: [515, 297]}], 'zoochlorella', {1890: [17, 13], 1900: [47, 32], 1910: [71, 42], 1920: [50, 25], 1930: [60, 44], 1940: [43, 30], 1950: [44, 23], 1960: [160, 74], 1970: [153, 82], 1980: [108, 66], 1990: [145, 73], 2000: [76, 52], 1870: [2, 1], 1880: [13, 10]}], 'zootype', {1900: [89, 2], 1910: [3, 2], 1920: [107, 5], 1940: [6, 3], 1960: [1, 1], 1970: [31, 5], 1980: [10, 7], 1990: [711, 120], 2000: [1244, 173]}], 'zumbooruk', {1810: [6, 3], 1820: [6, 5], 1850: [3, 3], 1860: [8, 8], 1930: [3, 3], 1950: [1, 1], 1960: [2, 2], 1970: [5, 5], 1980: [2, 2], 1990: [5, 2], 2000: [16, 9]}], 'zantiot', {1780: [2, 1], 1800: [15, 3], 1810: [6, 6], 1820: [30, 10], 1830: [23, 15], 1840: [7, 7], 1850: [4, 2], 1860: [44, 11], 1870: [12, 10], 1890: [1, 1], 1910: [3, 3], 1940: [21, 2], 1950: [50, 11], 1960: [11, 8], 1970: [77, 17], 1980: [17, 6], 1990: [27, 13], 2000: [39, 15]}], 'zemindari', {1810: [1, 1], 1820: [46, 8], 1830: [2, 2], 1840: [165, 33], 1850: [276, 76], 1860: [130, 28], 1870: [698, 86], 1880: [970, 173], 1890: [245, 105], 1900: [854, 204], 1910: [896, 151], 1920: [617, 173], 1930: [488, 180], 1940: [469, 182], 1950: [886, 304], 1960: [1312, 408], 1970: [1143, 399], 1980: [1789, 305], 1990: [541, 255], 2000: [967, 320], 1800: [4, 2]}], 'zootechny', {1840: [7, 7], 1850: [29, 18], 1870: [43, 22], 1880: [13, 9], 1890: [13, 9], 1900: [110, 78], 1910: [73, 57], 1920: [213, 46], 1930: [160, 37], 1940: [70, 31], 1950: [83, 50], 1960: [110, 90], 1970: [260, 135], 1980: [154, 92], 1990: [101, 69], 2000: [154, 91], 1860: [1, 1]}], 'zinc', {1640: [1, 1], 1670: [1, 1], 1680: [22, 7], 1710: [1, 1], 1730: [6, 4], 1740: [3, 1], 1750: [150, 8], 1760: [284, 18], 1770: [988, 75], 1780: [2453, 178], 1790: [3312, 263], 1800: [10625, 747], 1810: [11626, 1071], 1820: [15143, 1465], 1830: [23222, 2322], 1840: [41705, 3377], 1850: [68198, 6126], 1860: [77709, 6229], 1870: [101568, 9513], 1880: [154308, 12510], 1890: [197117, 15107], 1900: [309421, 23094], 1910: [300734, 26014], 1920: [253098, 23660], 1930: [208186, 21994], 1940: [260986, 27084], 1950: [321796, 34723], 1960: [435907, 55919], 1970: [485517, 68882], 1980: [662489, 84942], 1990: [767153, 105297], 2000: [949603, 141617], 1600: [1, 1]}], 'zing', {1500: [1, 1], 1660: [1, 1], 1670: [3, 2], 1680: [19, 8], 1690: [3, 3], 1700: [19, 16], 1710: [16, 14], 1720: [25, 22], 1730: [24, 20], 1740: [20, 20], 1750: [40, 35], 1760: [17, 17], 1770: [36, 35], 1780: [38, 35], 1790: [92, 47], 1800: [187, 96], 1810: [101, 87], 1820: [141, 117], 1830: [107, 99], 1840: [165, 136], 1850: [394, 262], 1860: [215, 182], 1870: [264, 221], 1880: [399, 295], 1890: [418, 337], 1900: [731, 547], 1910: [768, 586], 1920: [915, 637], 1930: [825, 625], 1940: [1345, 931], 1950: [2037, 1443], 1960: [3496, 2526], 1970: [6291, 4134], 1980: [8303, 5978], 1990: [13853, 9602], 2000: [26605, 17393]}], 'zorille', {1770: [4, 2], 1790: [10, 4], 1800: [3, 3], 1810: [29, 17], 1820: [45, 36], 1830: [11, 10], 1840: [66, 26], 1850: [20, 14], 1860: [27, 15], 1870: [20, 9], 1900: [26, 18], 1910: [20, 12], 1920: [4, 4], 1930: [6, 6], 1950: [17, 4], 1960: [20, 13], 1970: [78, 45], 1980: [21, 14], 1990: [25, 20], 2000: [28, 22], 1780: [2, 1], 1880: [1, 1], 1890: [5, 3], 1940: [1, 1]}], 'zygomaticoauricularis', {1910: [4, 4], 1930: [3, 3], 1950: [8, 6], 1960: [3, 1], 1970: [54, 11], 1980: [6, 2], 1990: [9, 5], 2000: [13, 11]}], 'zapping', {1960: [121, 90], 1970: [882, 658], 1980: [3620, 2127], 1990: [10340, 6203], 2000: [14130, 9365], 1880: [5, 2], 1900: [1, 1], 1920: [1, 1], 1950: [3, 3], 1840: [1, 1], 1870: [1, 1], 1890: [1, 1], 1910: [1, 1], 1930: [1, 1], 1940: [2, 2]}], 'zipped', {1820: [1, 1], 1900: [95, 89], 1910: [196, 162], 1940: [777, 665], 1950: [1275, 1051], 1960: [2648, 2106], 1970: [6044, 4611], 1980: [16096, 11517], 1990: [37737, 25392], 2000: [85443, 54040], 1870: [3, 3], 1880: [5, 5], 1890: [25, 25], 1920: [194, 164], 1930: [374, 302]}], 'zolaism', {1850: [1, 1], 1880: [17, 17], 1890: [115, 92], 1900: [115, 100], 1910: [119, 106], 1920: [111, 101], 1930: [101, 78], 1940: [89, 54], 1950: [117, 72], 1960: [234, 163], 1970: [234, 160], 1980: [146, 103], 1990: [184, 119], 2000: [220, 167]}], 'zinckenite', {1860: [1, 1], 1870: [6, 3], 1880: [19, 12], 1890: [6, 5], 1900: [26, 18], 1910: [28, 15], 1920: [7, 5], 1930: [6, 5], 1940: [60, 3], 1950: [7, 7], 1960: [23, 16], 1970: [9, 5], 1980: [11, 8], 1990: [56, 15], 2000: [14, 10]}], 'zoospores', {1800: [2, 1], 1840: [213, 17], 1850: [1348, 147], 1860: [1007, 209], 1870: [1810, 324], 1880: [3017, 466], 1890: [5151, 597], 1900: [5192, 619], 1910: [5148, 581], 1920: [3597, 433], 1930: [4990, 409], 1940: [4015, 318], 1950: [6078, 494], 1960: [13313, 943], 1970: [12610, 1379], 1980: [12290, 1492], 1990: [13335, 1547], 2000: [12967, 1790]}], 'zuchetto', {1850: [4, 4], 1860: [13, 7], 1870: [1, 1], 1880: [9, 7], 1890: [12, 12], 1900: [20, 13], 1910: [18, 16], 1920: [15, 12], 1930: [9, 7], 1940: [12, 8], 1950: [14, 11], 1960: [20, 16], 1970: [28, 21], 1980: [43, 26], 1990: [73, 34], 2000: [126, 83]}], 'zymogenesis', {1890: [1, 1], 1900: [12, 6], 1910: [6, 6], 1920: [2, 1], 1930: [1, 1], 1940: [1, 1], 1960: [2, 2], 1970: [1, 1], 1980: [19, 7], 1990: [15, 8], 2000: [9, 8]}], 'zygote', {1810: [64, 3], 1870: [7, 5], 1880: [147, 44], 1890: [1159, 160], 1900: [3606, 617], 1910: [7594, 1189], 1920: [7863, 1084], 1930: [9232, 1216], 1940: [7577, 1346], 1950: [15025, 2112], 1960: [30304, 4609], 1970: [37072, 6812], 1980: [41628, 8135], 1990: [59722, 12084], 2000: [76526, 16004], 1840: [2, 1]}], 'zapatero', {1750: [2, 1], 1810: [13, 10], 1820: [20, 14], 1830: [6, 6], 1840: [38, 29], 1850: [329, 72], 1860: [97, 34], 1870: [113, 38], 1880: [209, 77], 1890: [133, 75], 1900: [135, 85], 1910: [68, 49], 1920: [223, 95], 1930: [311, 140], 1940: [165, 100], 1950: [234, 108], 1960: [452, 210], 1970: [641, 354], 1980: [858, 418], 1990: [2064, 775], 2000: [6917, 2305]}], 'zareebas', {1860: [9, 9], 1870: [47, 13], 1880: [9, 5], 1890: [9, 3], 1900: [12, 5], 1910: [2, 2], 1920: [1, 1], 1930: [8, 3], 1940: [1, 1], 1950: [8, 8], 1960: [16, 9], 1970: [7, 4], 1980: [11, 6], 2000: [44, 12]}], 'zingel', {1820: [21, 15], 1830: [34, 21], 1840: [19, 9], 1850: [11, 5], 1860: [28, 17], 1870: [22, 11], 1880: [40, 23], 1890: [5, 4], 1900: [84, 32], 1910: [29, 18], 1920: [19, 8], 1930: [20, 12], 1940: [21, 12], 1950: [22, 12], 1960: [146, 54], 1970: [184, 98], 1980: [657, 224], 1990: [947, 335], 2000: [1119, 421], 1800: [14, 4], 1810: [4, 2]}], 'zoospore', {1840: [12, 5], 1850: [236, 45], 1860: [153, 53], 1870: [301, 106], 1880: [510, 176], 1890: [1085, 264], 1900: [1431, 304], 1910: [1487, 348], 1920: [1071, 207], 1930: [1550, 212], 1940: [976, 183], 1950: [1876, 281], 1960: [4084, 568], 1970: [5087, 817], 1980: [4830, 860], 1990: [5384, 917], 2000: [4276, 943]}], 'zariba', {1870: [8, 5], 1880: [546, 45], 1890: [2107, 130], 1900: [896, 203], 1910: [918, 172], 1920: [767, 155], 1930: [296, 114], 1940: [117, 74], 1950: [291, 111], 1960: [948, 210], 1970: [761, 195], 1980: [983, 214], 1990: [1175, 256], 2000: [1654, 340], 1830: [1, 1], 1840: [3, 3], 1860: [46, 8]}], 'zeke', {1780: [1, 1], 1810: [1, 1], 1820: [4, 3], 1830: [3, 2], 1840: [144, 19], 1850: [377, 86], 1860: [359, 49], 1870: [653, 77], 1880: [1386, 153], 1890: [1480, 149], 1900: [2897, 288], 1910: [1601, 293], 1920: [1558, 261], 1930: [2720, 326], 1940: [4835, 553], 1950: [3678, 576], 1960: [9956, 1098], 1970: [8769, 1525], 1980: [18455, 2499], 1990: [57765, 4965], 2000: [112701, 7928]}], 'zoonosis', {1940: [21, 9], 1950: [93, 44], 1960: [1041, 342], 1970: [1366, 669], 1980: [2765, 1091], 1990: [3911, 1557], 2000: [6774, 2894], 1900: [4, 4], 1930: [2, 2]}], 'zooblast', {1920: [1, 1], 1930: [1, 1], 1940: [5, 5], 1950: [8, 8], 1960: [6, 6], 1970: [3, 3], 1980: [5, 5], 1990: [10, 7], 2000: [7, 6]}], 'zoozoo', {1860: [2, 2], 1870: [7, 7], 1880: [4, 4], 1890: [2, 2], 1900: [2, 2], 1910: [6, 4], 1930: [4, 4], 1950: [6, 6], 1960: [39, 5], 1970: [2, 2], 1980: [3, 3], 1990: [197, 16], 2000: [26, 21], 1840: [3, 3], 1850: [2, 1], 1920: [8, 2]}], 'zygomaticotemporal', {1810: [1, 1], 1890: [1, 1], 1900: [111, 40], 1910: [134, 35], 1920: [101, 25], 1930: [146, 43], 1940: [191, 58], 1950: [400, 155], 1960: [669, 225], 1970: [873, 276], 1980: [1166, 428], 1990: [1707, 640], 2000: [2065, 766]}], 'zaniah', {1840: [3, 3], 1900: [3, 3], 1910: [5, 5], 1930: [1, 1], 1940: [5, 3], 1950: [13, 5], 1960: [24, 6], 1970: [18, 8], 1980: [13, 11], 1990: [87, 28], 2000: [321, 49]}], 'zimmi', {1780: [7, 1], 1810: [3, 3], 1840: [23, 11], 1850: [8, 8], 1870: [86, 30], 1880: [187, 21], 1890: [18, 14], 1900: [92, 54], 1910: [78, 22], 1920: [74, 39], 1930: [41, 26], 1940: [97, 31], 1950: [177, 60], 1960: [395, 136], 1970: [504, 145], 1980: [400, 171], 1990: [958, 291], 2000: [1651, 499], 1820: [1, 1]}], 'zebralike', {1830: [2, 2], 1840: [1, 1], 1850: [1, 1], 1870: [4, 4], 1880: [8, 8], 1890: [8, 8], 1900: [26, 26], 1910: [19, 19], 1920: [16, 16], 1930: [10, 10], 1940: [20, 20], 1950: [40, 29], 1960: [47, 44], 1970: [57, 52], 1980: [113, 100], 1990: [215, 187], 2000: [235, 213]}], 'zeugmatic', {1860: [2, 2], 1870: [2, 2], 1900: [1, 1], 1910: [17, 4], 1920: [2, 2], 1930: [1, 1], 1940: [1, 1], 1950: [10, 10], 1960: [36, 32], 1970: [81, 53], 1980: [101, 54], 1990: [146, 79], 2000: [222, 130]}], 'zonation', {1900: [536, 102], 1910: [662, 176], 1920: [842, 225], 1930: [1068, 371], 1940: [1538, 480], 1950: [4964, 1341], 1960: [12068, 3069], 1970: [24320, 6170], 1980: [35108, 7967], 1990: [41611, 9598], 2000: [34872, 8735], 1890: [172, 12], 1810: [2, 1], 1870: [1, 1]}], 'zabra', {1760: [6, 1], 1770: [39, 4], 1780: [2, 1], 1790: [16, 2], 1820: [1, 1], 1840: [239, 12], 1850: [6, 4], 1860: [20, 20], 1870: [10, 10], 1880: [13, 12], 1890: [40, 23], 1900: [109, 48], 1910: [215, 21], 1920: [88, 30], 1930: [18, 12], 1940: [26, 16], 1950: [37, 16], 1960: [169, 55], 1970: [121, 65], 1980: [126, 77], 1990: [133, 78], 2000: [366, 137], 1750: [4, 4], 1810: [1, 1], 1830: [5, 5]}], 'zaitha', {1820: [18, 2], 1840: [1, 1], 1850: [27, 10], 1870: [6, 1], 1880: [76, 37], 1890: [83, 35], 1900: [152, 61], 1910: [181, 74], 1920: [135, 57], 1930: [53, 32], 1940: [14, 9], 1950: [170, 17], 1960: [31, 13], 1970: [30, 18], 1980: [53, 17], 1990: [46, 24], 2000: [110, 52]}], 'zitis', {1910: [9, 4], 1940: [1, 1], 1950: [67, 14], 1960: [14, 8], 1970: [15, 8], 1980: [42, 19], 1990: [85, 31], 2000: [47, 33], 1730: [1, 1], 1820: [7, 4], 1900: [1, 1]}], 'zags', {1750: [6, 3], 1760: [1, 1], 1770: [9, 7], 1780: [6, 6], 1790: [8, 7], 1800: [57, 43], 1810: [64, 60], 1820: [133, 109], 1830: [268, 201], 1840: [339, 221], 1850: [538, 337], 1860: [394, 285], 1870: [493, 378], 1880: [622, 496], 1890: [747, 618], 1900: [1089, 838], 1910: [774, 629], 1920: [808, 639], 1930: [1201, 758], 1940: [761, 574], 1950: [1473, 1039], 1960: [3256, 1994], 1970: [3845, 2688], 1980: [5129, 3507], 1990: [6216, 4603], 2000: [8214, 5802]}], 'zoccolo', {1550: [2, 1], 1800: [2, 2], 1810: [2, 2], 1820: [12, 10], 1830: [9, 9], 1840: [9, 7], 1850: [21, 20], 1860: [16, 9], 1870: [10, 9], 1880: [14, 14], 1890: [28, 28], 1900: [59, 39], 1910: [14, 14], 1920: [56, 23], 1930: [34, 14], 1940: [16, 10], 1950: [36, 20], 1960: [97, 49], 1970: [158, 70], 1980: [238, 119], 1990: [301, 124], 2000: [643, 272], 1700: [1, 1]}], 'zoner', {1800: [5, 3], 1810: [1, 1], 1880: [2, 2], 1890: [11, 7], 1900: [1, 1], 1910: [102, 24], 1920: [65, 35], 1930: [58, 32], 1940: [55, 28], 1950: [105, 50], 1960: [408, 111], 1970: [237, 114], 1980: [235, 136], 1990: [619, 289], 2000: [777, 202], 1770: [1, 1], 1850: [6, 1], 1870: [6, 6]}], 'zymotoxic', {1900: [319, 106], 1910: [232, 114], 1920: [73, 38], 1930: [20, 13], 1940: [8, 5], 2000: [23, 11], 1890: [1, 1], 1950: [3, 3], 1960: [1, 1], 1980: [1, 1], 1990: [2, 2]}], 'zanze', {1860: [35, 14], 1870: [11, 9], 1890: [81, 18], 1900: [88, 28], 1910: [89, 34], 1920: [13, 6], 1930: [23, 10], 1940: [34, 11], 1950: [27, 10], 1960: [84, 33], 1970: [98, 36], 1980: [72, 35], 1990: [134, 55], 2000: [196, 89], 1830: [11, 4], 1850: [23, 4], 1880: [6, 2]}], 'zephyrs', {1700: [13, 8], 1710: [15, 11], 1720: [34, 22], 1730: [54, 44], 1740: [53, 42], 1750: [90, 75], 1760: [125, 101], 1770: [182, 124], 1780: [214, 142], 1790: [501, 313], 1800: [1123, 743], 1810: [1194, 788], 1820: [1664, 1268], 1830: [1603, 1195], 1840: [1964, 1452], 1850: [3034, 2167], 1860: [2072, 1523], 1870: [2231, 1723], 1880: [3023, 2316], 1890: [3321, 2599], 1900: [4062, 3194], 1910: [3045, 2411], 1920: [2589, 2072], 1930: [1976, 1519], 1940: [1609, 1249], 1950: [1944, 1451], 1960: [3361, 2463], 1970: [3340, 2471], 1980: [2813, 2250], 1990: [4434, 3236], 2000: [13249, 9014], 1670: [8, 4], 1660: [1, 1], 1680: [2, 2]}], 'zeros', {1670: [1, 1], 1680: [1, 1], 1760: [2, 1], 1770: [3, 1], 1790: [2, 2], 1800: [22, 13], 1810: [36, 26], 1820: [63, 52], 1830: [158, 80], 1840: [279, 94], 1850: [365, 188], 1860: [317, 161], 1870: [625, 327], 1880: [725, 426], 1890: [2167, 690], 1900: [1756, 951], 1910: [2339, 1097], 1920: [4175, 1610], 1930: [5545, 1941], 1940: [15732, 3584], 1950: [40041, 5646], 1960: [79793, 13123], 1970: [75508, 16902], 1980: [115747, 26217], 1990: [176466, 40575], 2000: [221145, 56632], 1740: [1, 1], 1750: [1, 1], 1780: [1, 1]}], 'zigzagwise', {1850: [3, 3], 1890: [2, 2], 1900: [3, 3], 1910: [4, 2], 1920: [6, 5], 1940: [3, 3], 1950: [4, 4], 1960: [8, 7], 1970: [4, 4], 1980: [1, 1], 1990: [2, 2], 2000: [7, 7]}], 'zimmerwaldian', {1910: [8, 8], 1920: [71, 46], 1930: [36, 25], 1940: [68, 31], 1950: [51, 22], 1960: [177, 56], 1970: [153, 55], 1980: [65, 32], 1990: [21, 18], 2000: [62, 28]}], 'zymases', {1870: [12, 8], 1880: [31, 15], 1890: [17, 9], 1900: [115, 61], 1910: [215, 111], 1920: [159, 90], 1930: [99, 69], 1940: [36, 26], 1950: [28, 21], 1960: [22, 22], 1970: [6, 6], 1980: [10, 9], 1990: [48, 17], 2000: [69, 30], 1860: [1, 1]}], 'zamang', {1800: [12, 3], 1810: [29, 3], 1820: [27, 13], 1830: [50, 23], 1840: [40, 17], 1850: [133, 47], 1860: [76, 30], 1870: [35, 20], 1880: [36, 12], 1890: [4, 3], 1900: [21, 4], 1910: [3, 3], 1920: [3, 2], 1950: [3, 2], 1960: [33, 5], 1970: [20, 7], 1980: [14, 11], 1990: [25, 13], 2000: [96, 34]}], 'zillion', {1760: [1, 1], 1820: [2, 1], 1870: [1, 1], 1900: [1, 1], 1910: [1, 1], 1920: [4, 4], 1930: [8, 3], 1940: [17, 14], 1950: [83, 70], 1960: [263, 197], 1970: [944, 729], 1980: [3317, 2372], 1990: [11734, 8434], 2000: [20789, 15064], 1880: [1, 1]}], 'zaire', {1770: [24, 14], 1800: [299, 105], 1810: [1428, 211], 1820: [832, 326], 1830: [1032, 372], 1850: [1023, 473], 1860: [752, 424], 1870: [1193, 424], 1880: [1836, 558], 1890: [1388, 697], 1900: [3441, 862], 1910: [1364, 483], 1920: [1306, 499], 1930: [1535, 448], 1950: [2291, 587], 1960: [4547, 1379], 1970: [95953, 13723], 1980: [189155, 27781], 1990: [231118, 40300], 2000: [158579, 36309], 1500: [2, 1], 1650: [2, 1], 1680: [1, 1], 1690: [1, 1], 1710: [8, 2], 1720: [6, 3], 1730: [69, 10], 1740: [3, 3], 1750: [21, 9], 1760: [19, 16], 1780: [60, 20], 1790: [48, 25], 1840: [971, 358], 1940: [751, 270]}], 'zippy', {1850: [1, 1], 1860: [5, 2], 1880: [16, 5], 1890: [2, 2], 1900: [14, 14], 1910: [187, 39], 1920: [98, 78], 1930: [109, 66], 1940: [118, 100], 1950: [202, 145], 1960: [542, 326], 1970: [1102, 751], 1980: [2663, 1605], 1990: [6710, 3788], 2000: [13748, 5906], 1840: [32, 10]}], 'zone', {1850: [43637, 9312], 1880: [73379, 14983], 1890: [118501, 20198], 1910: [303262, 44380], 1920: [299937, 43490], 1930: [332734, 43038], 1940: [449219, 52428], 1950: [769980, 77328], 1960: [1522428, 148151], 1970: [2103961, 204006], 1980: [2741431, 268319], 1990: [3781962, 421225], 2000: [4929042, 662430], 1840: [23731, 5674], 1860: [35100, 8100], 1870: [52979, 10769], 1900: [200234, 31719], 1720: [269, 93], 1780: [1681, 517], 1790: [2206, 790], 1800: [5774, 1850], 1575: [241, 13], 1730: [859, 110], 1750: [508, 170], 1760: [586, 238], 1770: [1413, 325], 1810: [9975, 2540], 1820: [17067, 3904], 1830: [18172, 4857], 1500: [49, 4], 1630: [29, 2], 1640: [2, 2], 1650: [15, 6], 1660: [8, 4], 1670: [17, 10], 1680: [16, 11], 1700: [113, 52], 1710: [202, 60], 1740: [316, 91], 1600: [1, 1], 1690: [66, 13]}], 'zanzibar', {1880: [12928, 2161], 1890: [32274, 3275], 1900: [22135, 3921], 1910: [16640, 3890], 1920: [23488, 4010], 1930: [23408, 3595], 1940: [15234, 3073], 1950: [30723, 4589], 1960: [99551, 11591], 1970: [79937, 10902], 1980: [59764, 9950], 1990: [87464, 13380], 2000: [155427, 21443], 1500: [2, 1], 1630: [2, 1], 1650: [1, 1], 1700: [1, 1], 1730: [1, 1], 1740: [2, 2], 1750: [8, 4], 1760: [2, 2], 1770: [27, 8], 1780: [3, 2], 1790: [22, 8], 1800: [42, 26], 1810: [146, 60], 1820: [77, 29], 1830: [933, 161], 1840: [835, 219], 1850: [2147, 404], 1860: [6021, 617], 1870: [16410, 1432]}], 'zogan', {1870: [12, 10], 1880: [30, 13], 1890: [37, 19], 1900: [166, 33], 1910: [12, 7], 1920: [23, 9], 1930: [8, 4], 1940: [7, 5], 1950: [176, 21], 1960: [97, 33], 1970: [99, 37], 1980: [67, 31], 1990: [107, 36], 2000: [88, 43], 1810: [1, 1], 1830: [6, 6], 1840: [2, 2], 1850: [2, 2], 1860: [1, 1]}], 'zucco', {1800: [5, 5], 1820: [19, 19], 1840: [13, 9], 1890: [116, 55], 1900: [133, 42], 1910: [116, 58], 1920: [93, 64], 1930: [97, 48], 1950: [73, 37], 1960: [285, 142], 1970: [890, 310], 1980: [787, 312], 1990: [1894, 593], 2000: [3663, 863], 1750: [4, 2], 1810: [2, 2], 1830: [1, 1], 1850: [3, 3], 1860: [79, 20], 1870: [31, 15], 1880: [81, 30], 1940: [106, 45]}], 'zygomaxillare', {1910: [6, 2], 1920: [16, 11], 1940: [17, 8], 1950: [14, 9], 1960: [31, 20], 1970: [97, 31], 1980: [155, 54], 1990: [119, 43], 2000: [80, 35], 1930: [1, 1]}], 'zygapophyseal', {1940: [9, 4], 1960: [983, 47], 1970: [413, 86], 1980: [1522, 216], 1990: [5221, 696], 2000: [8134, 1111], 1930: [66, 5], 1910: [1, 1], 1920: [3, 3], 1950: [30, 14]}], 'zingaro', {1840: [268, 62], 1850: [317, 83], 1860: [156, 74], 1880: [167, 73], 1890: [287, 75], 1900: [381, 111], 1910: [147, 42], 1920: [119, 46], 1930: [82, 38], 1940: [58, 21], 1950: [44, 36], 1960: [257, 143], 1970: [332, 177], 1980: [623, 277], 1990: [798, 413], 2000: [1835, 635], 1730: [3, 3], 1750: [8, 2], 1760: [8, 2], 1780: [2, 2], 1790: [2, 2], 1810: [3, 3], 1820: [165, 41], 1830: [217, 76], 1870: [264, 73]}], 'zoochore', {1900: [1, 1], 1940: [2, 2], 1950: [1, 1], 1960: [6, 3], 1970: [9, 7], 1980: [7, 4], 1990: [23, 20], 2000: [26, 16]}], 'zones', {1730: [276, 60], 1750: [248, 71], 1760: [187, 69], 1770: [366, 129], 1780: [373, 165], 1790: [556, 304], 1800: [1587, 679], 1810: [2472, 964], 1820: [4559, 1567], 1830: [5787, 2000], 1840: [9404, 2660], 1850: [16569, 4602], 1860: [13862, 4135], 1870: [20770, 6009], 1880: [27543, 8047], 1890: [38467, 10995], 1900: [66312, 15736], 1910: [84843, 19836], 1920: [88794, 21268], 1930: [100737, 22330], 1940: [155753, 30010], 1950: [252479, 44226], 1960: [527159, 86141], 1970: [788319, 124344], 1980: [1072620, 166723], 1990: [1520389, 253821], 2000: [1918476, 364385], 1500: [27, 4], 1575: [16, 2], 1700: [53, 24], 1720: [122, 43], 1740: [277, 42], 1630: [1, 1], 1650: [2, 1], 1680: [16, 9], 1690: [21, 6], 1710: [70, 28]}], 'zaptiehs', {1850: [33, 4], 1860: [18, 9], 1870: [1334, 209], 1880: [695, 142], 1890: [1188, 234], 1900: [1056, 237], 1910: [873, 154], 1920: [283, 132], 1930: [118, 96], 1940: [75, 39], 1950: [68, 54], 1960: [348, 121], 1970: [186, 89], 1980: [180, 80], 1990: [641, 99], 2000: [1686, 292]}], 'zinkenite', {1830: [26, 13], 1840: [20, 13], 1850: [63, 42], 1860: [7, 6], 1870: [50, 30], 1880: [47, 34], 1890: [27, 22], 1900: [52, 40], 1910: [72, 45], 1920: [27, 22], 1930: [10, 9], 1940: [19, 11], 1950: [70, 37], 1960: [73, 44], 1970: [39, 21], 1980: [43, 27], 1990: [62, 28], 2000: [98, 39]}], 'zealand', {1575: [56, 3], 1720: [410, 83], 1740: [278, 75], 1760: [1001, 177], 1770: [1522, 245], 1780: [1867, 314], 1790: [1852, 472], 1800: [4002, 1192], 1810: [8465, 1917], 1820: [8609, 2476], 1830: [18217, 3296], 1840: [34258, 5161], 1850: [66313, 7898], 1860: [48488, 7181], 1870: [76479, 9719], 1880: [105435, 12304], 1890: [138389, 15467], 1900: [190722, 20178], 1910: [170082, 21205], 1920: [214959, 21152], 1930: [198234, 19515], 1940: [244393, 21927], 1950: [366034, 31571], 1960: [602472, 59490], 1970: [649132, 81548], 1980: [930192, 111610], 1990: [1379406, 168513], 2000: [2046277, 260032], 1500: [18, 1], 1610: [5, 1], 1620: [13, 1], 1630: [2, 1], 1640: [15, 3], 1650: [11, 4], 1660: [9, 8], 1670: [42, 10], 1680: [20, 12], 1690: [153, 24], 1700: [190, 59], 1710: [255, 44], 1730: [350, 72], 1750: [789, 131]}], 'zootoxin', {1900: [3, 3], 1910: [31, 29], 1920: [16, 14], 1930: [10, 10], 1940: [14, 8], 1950: [10, 6], 1960: [15, 11], 1980: [25, 19], 1990: [29, 23], 2000: [43, 34], 1970: [10, 8]}], 'zutugil', {1820: [46, 8], 1830: [41, 8], 1840: [13, 13], 1850: [37, 26], 1860: [16, 11], 1870: [22, 11], 1880: [110, 34], 1890: [8, 8], 1900: [14, 6], 1910: [5, 3], 1920: [3, 1], 1930: [149, 11], 1940: [54, 15], 1950: [55, 22], 1960: [17, 12], 1970: [46, 16], 1980: [25, 12], 1990: [23, 8], 2000: [46, 11]}], 'zambac', {1800: [2, 2], 1810: [1, 1], 1830: [8, 5], 1840: [4, 4], 1850: [9, 8], 1860: [7, 7], 1870: [14, 10], 1880: [11, 7], 1890: [2, 2], 1910: [4, 2], 1920: [2, 2], 1930: [3, 3], 1950: [3, 3], 1960: [13, 11], 1970: [12, 12], 1980: [10, 7], 1990: [23, 21], 2000: [74, 43], 1940: [1, 1]}], 'zax', {1730: [2, 2], 1760: [1, 1], 1820: [14, 11], 1830: [19, 16], 1840: [14, 10], 1850: [9, 9], 1860: [8, 6], 1870: [16, 15], 1880: [23, 23], 1890: [13, 13], 1900: [27, 23], 1910: [23, 18], 1920: [32, 21], 1930: [45, 30], 1940: [47, 34], 1950: [142, 84], 1960: [789, 341], 1970: [3709, 867], 1980: [2722, 1005], 1990: [2570, 1087], 2000: [3243, 1161], 1810: [3, 3], 1780: [1, 1], 1800: [1, 1]}], 'zooplastic', {1870: [9, 9], 1890: [7, 7], 1900: [11, 11], 1910: [9, 9], 1920: [8, 8], 1930: [4, 4], 1940: [1, 1], 1960: [5, 5], 1980: [4, 2], 1990: [12, 8], 2000: [5, 4]}], 'zambo', {1830: [251, 67], 1840: [276, 64], 1850: [380, 126], 1860: [252, 99], 1870: [167, 98], 1880: [238, 139], 1900: [654, 156], 1910: [582, 229], 1920: [272, 138], 1930: [616, 161], 1950: [873, 239], 1960: [1635, 606], 1970: [1467, 603], 1980: [1355, 640], 1990: [2492, 1014], 2000: [4642, 1477], 1680: [1, 1], 1810: [81, 23], 1820: [187, 77], 1890: [220, 72], 1940: [472, 292], 1780: [1, 1], 1800: [26, 6]}], 'zuni', {1810: [7, 5], 1850: [423, 83], 1860: [396, 92], 1870: [1076, 200], 1880: [2164, 531], 1890: [2922, 790], 1900: [4317, 1257], 1910: [7017, 1364], 1920: [7712, 1327], 1930: [12342, 1484], 1940: [10536, 1486], 1950: [16483, 2395], 1960: [25077, 4077], 1970: [41259, 5887], 1980: [42323, 6110], 1990: [85198, 11421], 2000: [88804, 12904], 1500: [2, 1], 1770: [1, 1], 1790: [2, 2], 1800: [4, 3], 1820: [10, 10], 1830: [7, 4], 1840: [22, 16]}], 'zapoteco', {1840: [6, 3], 1850: [1, 1], 1860: [2, 2], 1870: [10, 3], 1880: [11, 7], 1890: [24, 12], 1900: [55, 33], 1910: [59, 27], 1920: [33, 18], 1930: [57, 39], 1940: [90, 36], 1950: [111, 63], 1960: [174, 90], 1970: [194, 106], 1980: [522, 115], 1990: [666, 238], 2000: [1295, 456]}], 'zollpfund', {1860: [12, 12], 1880: [11, 5], 1890: [10, 5], 1900: [17, 12], 1920: [12, 10], 1930: [7, 3], 1950: [3, 1], 1960: [31, 16], 1970: [12, 12], 1980: [14, 7], 1990: [20, 11], 2000: [13, 5], 1870: [6, 4]}], 'zoroastrians', {1670: [4, 2], 1790: [2, 2], 1800: [1, 1], 1810: [6, 6], 1820: [10, 10], 1830: [12, 6], 1840: [96, 40], 1850: [424, 73], 1860: [736, 133], 1870: [682, 278], 1880: [1538, 465], 1890: [1337, 562], 1900: [1718, 631], 1910: [1931, 650], 1920: [1630, 699], 1930: [1511, 630], 1940: [1221, 552], 1950: [2562, 1024], 1960: [5332, 2117], 1970: [6517, 2184], 1980: [8864, 2823], 1990: [15971, 4461], 2000: [26946, 8526]}], 'zoroastrism', {1830: [1, 1], 1850: [1, 1], 1860: [19, 10], 1870: [36, 28], 1880: [92, 57], 1890: [59, 45], 1900: [33, 27], 1910: [20, 16], 1920: [28, 17], 1930: [10, 6], 1940: [29, 12], 1950: [57, 32], 1960: [65, 55], 1970: [83, 56], 1980: [59, 37], 1990: [158, 79], 2000: [264, 168]}], 'zydeco', {1960: [15, 9], 1970: [220, 68], 1980: [816, 269], 1990: [10004, 2142], 2000: [14748, 3548]}], 'zoftig', {1940: [4, 4], 1950: [3, 3], 1960: [23, 13], 1970: [43, 39], 1980: [141, 99], 1990: [148, 122], 2000: [154, 137]}], 'zaparoan', {1900: [1, 1], 1910: [3, 3], 1940: [5, 1], 1950: [10, 5], 1960: [22, 14], 1970: [156, 29], 1980: [189, 36], 1990: [191, 52], 2000: [252, 68]}], 'zebec', {1810: [24, 24], 1820: [35, 20], 1830: [98, 36], 1840: [8, 7], 1850: [108, 25], 1860: [62, 18], 1870: [37, 13], 1880: [25, 19], 1890: [5, 5], 1900: [29, 9], 1910: [13, 10], 1920: [2, 1], 1930: [8, 8], 1940: [4, 3], 1950: [19, 13], 1960: [61, 19], 1970: [50, 30], 1980: [84, 53], 1990: [80, 40], 2000: [181, 72], 1790: [1, 1], 1800: [10, 8]}], 'zemi', {1760: [3, 3], 1800: [56, 16], 1810: [37, 22], 1820: [43, 29], 1830: [84, 28], 1840: [42, 21], 1850: [59, 33], 1860: [75, 44], 1870: [43, 19], 1880: [97, 47], 1890: [119, 51], 1900: [112, 44], 1910: [179, 22], 1920: [200, 42], 1930: [302, 43], 1940: [71, 45], 1950: [979, 87], 1960: [773, 265], 1970: [1284, 437], 1980: [1463, 560], 1990: [2506, 774], 2000: [4262, 1031], 1730: [1, 1], 1740: [3, 3], 1780: [2, 2], 1790: [10, 5]}], 'zymic', {1880: [2, 2], 1890: [3, 3], 1900: [1, 1], 1910: [3, 3], 1920: [1, 1], 1930: [3, 3], 1940: [9, 8], 1950: [9, 9], 1960: [20, 20], 1970: [28, 27], 1980: [24, 23], 1990: [7, 6], 2000: [8, 8]}], 'zinco', {1770: [1, 1], 1780: [23, 10], 1790: [5, 3], 1800: [19, 15], 1810: [19, 14], 1820: [7, 7], 1830: [15, 8], 1840: [34, 21], 1850: [17, 12], 1860: [53, 34], 1870: [27, 23], 1880: [35, 29], 1890: [177, 94], 1900: [108, 79], 1910: [97, 66], 1920: [110, 64], 1930: [119, 63], 1940: [76, 46], 1950: [268, 152], 1960: [661, 215], 1970: [424, 242], 1980: [482, 242], 1990: [756, 253], 2000: [678, 320], 1760: [2, 2]}], 'zoophagus', {1910: [4, 2], 1920: [4, 1], 1930: [28, 10], 1940: [74, 12], 1950: [11, 7], 1960: [149, 22], 1970: [72, 28], 1980: [69, 26], 1990: [73, 38], 2000: [102, 41], 1830: [3, 3]}], 'zaddikim', {1840: [5, 5], 1870: [31, 25], 1880: [31, 13], 1890: [152, 34], 1910: [72, 37], 1930: [295, 53], 1940: [737, 93], 1950: [438, 68], 1960: [1335, 249], 1970: [1279, 292], 1980: [1211, 316], 1990: [2558, 442], 2000: [2135, 499], 1800: [2, 2], 1810: [1, 1], 1830: [7, 2], 1850: [4, 4], 1860: [11, 11], 1900: [25, 19], 1920: [111, 28]}], 'zemstva', {1870: [6, 6], 1880: [11, 11], 1890: [208, 40], 1900: [723, 60], 1910: [673, 72], 1920: [210, 24], 1930: [902, 60], 1940: [581, 84], 1950: [1067, 115], 1960: [2371, 353], 1970: [1529, 339], 1980: [1941, 335], 1990: [3053, 481], 2000: [1938, 486]}], 'zwitterion', {1930: [491, 115], 1940: [476, 200], 1950: [1041, 445], 1960: [2176, 846], 1970: [2750, 1136], 1980: [3247, 1347], 1990: [4390, 1572], 2000: [3950, 1651], 1910: [3, 3], 1920: [50, 21]}], 'zyzzyva', {1960: [4, 3], 1970: [11, 7], 1980: [167, 108], 1990: [989, 604], 2000: [915, 602], 1950: [1, 1]}], 'zanthoxylum', {1770: [5, 5], 1780: [1, 1], 1800: [34, 15], 1810: [57, 24], 1820: [29, 23], 1830: [48, 25], 1840: [68, 26], 1850: [126, 50], 1860: [50, 24], 1890: [113, 55], 1900: [118, 64], 1910: [294, 138], 1920: [304, 124], 1930: [298, 113], 1940: [274, 119], 1950: [530, 165], 1960: [548, 213], 1970: [859, 294], 1980: [1412, 509], 1990: [2626, 929], 2000: [3047, 1006], 1790: [3, 3], 1870: [31, 21], 1880: [69, 57], 1760: [2, 1]}], 'zincates', {1830: [1, 1], 1850: [9, 9], 1860: [5, 4], 1870: [2, 2], 1880: [30, 13], 1890: [97, 67], 1900: [210, 121], 1910: [248, 155], 1920: [135, 89], 1930: [103, 78], 1940: [99, 77], 1950: [110, 86], 1960: [141, 108], 1970: [91, 72], 1980: [70, 60], 1990: [78, 62], 2000: [80, 63]}], 'zymin', {1860: [3, 2], 1880: [12, 4], 1890: [11, 6], 1900: [74, 31], 1910: [306, 52], 1920: [348, 76], 1930: [234, 71], 1940: [157, 62], 1950: [100, 49], 1960: [57, 29], 1970: [35, 28], 1980: [14, 14], 1990: [17, 17], 2000: [9, 8]}], 'zapote', {1780: [6, 1], 1800: [35, 8], 1810: [38, 13], 1820: [37, 18], 1830: [14, 9], 1840: [35, 25], 1850: [155, 83], 1860: [188, 32], 1870: [143, 42], 1880: [291, 117], 1890: [468, 186], 1900: [554, 215], 1910: [394, 198], 1920: [472, 183], 1930: [655, 256], 1940: [769, 294], 1950: [1230, 373], 1960: [1347, 583], 1970: [1844, 720], 1980: [1762, 811], 1990: [3510, 1178], 2000: [3183, 1382]}], 'zincite', {1870: [65, 36], 1880: [104, 64], 1890: [291, 162], 1900: [780, 348], 1910: [1256, 498], 1920: [704, 347], 1930: [612, 242], 1940: [459, 269], 1950: [726, 338], 1960: [749, 366], 1970: [628, 264], 1980: [639, 339], 1990: [1001, 361], 2000: [1057, 468], 1860: [5, 2]}], 'zinfandel', {1880: [263, 50], 1890: [193, 86], 1900: [218, 85], 1910: [250, 115], 1920: [175, 78], 1930: [244, 87], 1940: [438, 102], 1950: [521, 140], 1960: [542, 148], 1970: [4519, 483], 1980: [8757, 1388], 1990: [16184, 3003], 2000: [24165, 5404], 1870: [5, 5]}], 'zoism', {1820: [2, 2], 1840: [6, 6], 1850: [4, 4], 1860: [4, 4], 1870: [4, 4], 1880: [14, 14], 1890: [16, 7], 1900: [45, 27], 1910: [11, 11], 1920: [19, 11], 1930: [15, 12], 1940: [11, 7], 1950: [14, 8], 1960: [33, 25], 1970: [20, 12], 1980: [27, 18], 1990: [22, 13], 2000: [35, 21]}], 'zygapophyses', {1800: [1, 1], 1810: [3, 2], 1840: [209, 14], 1850: [246, 27], 1860: [436, 46], 1870: [622, 97], 1880: [865, 132], 1890: [659, 144], 1900: [1316, 208], 1910: [734, 187], 1920: [437, 111], 1930: [621, 91], 1940: [277, 91], 1950: [434, 121], 1960: [888, 210], 1970: [600, 173], 1980: [820, 165], 1990: [602, 174], 2000: [848, 243]}], 'zambian', {1950: [66, 6], 1960: [6276, 1181], 1970: [41381, 4800], 1980: [37093, 5921], 1990: [39985, 7569], 2000: [52167, 9586], 1900: [1, 1], 1500: [1, 1], 1830: [1, 1], 1890: [3, 1], 1920: [1, 1], 1930: [14, 2], 1940: [5, 3]}], 'zooids', {1850: [439, 50], 1860: [739, 97], 1870: [1706, 183], 1880: [4255, 237], 1890: [1931, 269], 1900: [3087, 322], 1910: [3181, 283], 1920: [2106, 201], 1930: [1160, 200], 1940: [3133, 180], 1950: [1493, 195], 1960: [5487, 431], 1970: [8268, 484], 1980: [6180, 463], 1990: [8477, 701], 2000: [5534, 677], 1810: [3, 1]}], 'zits', {1840: [3, 3], 1930: [23, 21], 1940: [13, 12], 1970: [216, 158], 1980: [1286, 953], 1990: [3852, 2641], 2000: [7679, 5046], 1820: [3, 3], 1830: [6, 6], 1850: [3, 3], 1860: [4, 4], 1870: [3, 3], 1880: [3, 3], 1890: [2, 2], 1900: [12, 12], 1910: [6, 6], 1920: [15, 12], 1950: [2, 2], 1960: [27, 21], 1780: [1, 1], 1810: [2, 2]}], 'zoophyte', {1770: [11, 9], 1780: [23, 11], 1790: [30, 16], 1800: [153, 47], 1810: [72, 55], 1820: [340, 173], 1830: [722, 326], 1840: [1082, 385], 1850: [2317, 886], 1860: [2057, 713], 1870: [2066, 889], 1880: [1768, 720], 1890: [1205, 603], 1900: [878, 544], 1910: [416, 307], 1920: [345, 214], 1930: [247, 146], 1940: [140, 86], 1950: [215, 160], 1960: [426, 258], 1970: [279, 202], 1980: [394, 234], 1990: [427, 275], 2000: [2030, 1035], 1670: [1, 1], 1730: [1, 1], 1750: [5, 4], 1760: [1, 1]}], 'zeal', {1640: [118, 23], 1670: [706, 101], 1690: [822, 161], 1700: [3919, 532], 1710: [5252, 664], 1720: [6782, 814], 1730: [8294, 991], 1740: [7964, 1099], 1750: [14777, 1562], 1760: [14626, 1712], 1770: [16408, 1955], 1780: [24353, 2581], 1790: [33659, 4018], 1800: [82093, 8685], 1810: [128206, 12098], 1820: [187964, 18416], 1830: [221283, 23152], 1840: [247879, 26244], 1850: [301413, 34301], 1860: [201961, 27858], 1870: [211059, 32494], 1880: [249305, 41358], 1890: [251125, 49201], 1900: [294608, 63954], 1910: [198678, 52774], 1920: [167364, 47979], 1930: [152672, 42784], 1940: [124990, 37948], 1950: [179490, 53547], 1960: [320124, 98035], 1970: [306952, 109075], 1980: [270843, 110559], 1990: [363866, 152421], 2000: [775568, 274440], 1575: [85, 11], 1600: [48, 3], 1630: [18, 3], 1650: [203, 30], 1660: [304, 37], 1680: [1338, 221], 1500: [9, 1], 1550: [36, 4], 1610: [1, 1], 1620: [12, 4]}], 'zee', {1760: [69, 27], 1780: [105, 69], 1790: [134, 90], 1800: [844, 388], 1810: [1191, 610], 1820: [980, 601], 1830: [1766, 783], 1840: [1670, 799], 1850: [3092, 1268], 1860: [2595, 1245], 1870: [4399, 1675], 1880: [6790, 2153], 1890: [6854, 2378], 1900: [8835, 3456], 1910: [5800, 2715], 1920: [5755, 2550], 1930: [6008, 2696], 1940: [5572, 2538], 1950: [9348, 3380], 1960: [14143, 5910], 1970: [18509, 7844], 1980: [28091, 10779], 1990: [53113, 18165], 2000: [102159, 29045], 1550: [12, 1], 1620: [2, 2], 1640: [2, 2], 1650: [1, 1], 1690: [4, 4], 1700: [5, 5], 1710: [20, 19], 1720: [30, 23], 1730: [20, 18], 1740: [15, 13], 1750: [22, 18], 1770: [64, 40], 1575: [5, 3], 1660: [1, 1], 1670: [4, 4], 1680: [4, 4]}], 'zlotys', {1930: [2417, 283], 1940: [3435, 493], 1950: [4048, 475], 1960: [12504, 1017], 1970: [15645, 1291], 1980: [12595, 1590], 1990: [8717, 2213], 2000: [8171, 2037], 1890: [16, 6], 1900: [1, 1], 1920: [2547, 105]}], 'zirconyl', {1910: [28, 11], 1920: [638, 40], 1930: [174, 43], 1940: [151, 74], 1950: [646, 189], 1960: [796, 326], 1970: [700, 319], 1980: [503, 256], 1990: [466, 235], 2000: [521, 274], 1900: [1, 1]}], 'zemstvos', {1880: [218, 57], 1890: [1157, 145], 1900: [3142, 433], 1910: [5740, 1028], 1920: [4256, 901], 1930: [4102, 671], 1940: [1716, 455], 1950: [3338, 611], 1960: [9649, 1306], 1970: [7794, 1197], 1980: [5687, 884], 1990: [5975, 1113], 2000: [6598, 1418], 1870: [14, 9]}], 'zihar', {1870: [150, 11], 1890: [132, 5], 1900: [46, 19], 1910: [11, 3], 1920: [5, 5], 1930: [23, 11], 1940: [67, 11], 1950: [28, 16], 1960: [296, 67], 1970: [587, 82], 1980: [400, 135], 1990: [730, 201], 2000: [1178, 286], 1790: [12, 3], 1860: [8, 8], 1880: [7, 5]}], 'zineb', {1730: [1, 1], 1850: [31, 10], 1930: [11, 5], 1940: [70, 15], 1950: [1197, 255], 1960: [2982, 654], 1970: [3310, 952], 1980: [3804, 1052], 1990: [2801, 974], 2000: [2564, 895], 1790: [8, 1], 1800: [2, 1], 1810: [15, 4], 1820: [2, 2], 1830: [1, 1], 1860: [1, 1], 1880: [2, 1], 1890: [7, 2], 1900: [6, 5], 1920: [50, 18]}], 'zannichelliaceae', {1910: [3, 3], 1930: [7, 6], 1940: [15, 7], 1950: [37, 20], 1960: [64, 33], 1970: [113, 54], 1980: [207, 68], 1990: [114, 74], 2000: [235, 86], 1890: [5, 4], 1900: [1, 1], 1920: [19, 12]}], 'zea', {1660: [3, 3], 1670: [2, 2], 1680: [2, 2], 1690: [4, 4], 1700: [31, 23], 1710: [23, 23], 1720: [35, 19], 1730: [30, 29], 1740: [34, 31], 1750: [46, 44], 1760: [116, 74], 1770: [61, 49], 1780: [120, 73], 1790: [131, 107], 1800: [281, 217], 1810: [826, 410], 1820: [2208, 609], 1830: [1978, 708], 1840: [1334, 674], 1850: [1706, 789], 1860: [1094, 553], 1870: [1621, 735], 1880: [2147, 837], 1890: [2538, 987], 1900: [3632, 1384], 1910: [4076, 1492], 1920: [3871, 1252], 1930: [5823, 1215], 1940: [3274, 1188], 1950: [6227, 1922], 1960: [13054, 3855], 1970: [23925, 5966], 1980: [38911, 7460], 1990: [54922, 9619], 2000: [48105, 11601], 1630: [1, 1], 1640: [3, 3]}], 'zooms', {1860: [2, 2], 1890: [12, 12], 1900: [23, 21], 1930: [220, 194], 1940: [381, 342], 1950: [497, 420], 1960: [1313, 1005], 1970: [4052, 2539], 1980: [8192, 4479], 1990: [17793, 10427], 2000: [35832, 20156], 1780: [2, 2], 1800: [3, 3], 1820: [4, 4], 1830: [1, 1], 1870: [13, 13], 1910: [46, 36], 1920: [95, 79], 1770: [1, 1], 1810: [1, 1], 1840: [4, 4], 1850: [4, 3], 1880: [17, 16]}], 'zeals', {1660: [3, 2], 1680: [5, 5], 1700: [2, 2], 1710: [5, 4], 1720: [3, 3], 1730: [7, 5], 1740: [2, 2], 1780: [6, 5], 1800: [14, 12], 1810: [60, 44], 1820: [73, 64], 1830: [92, 63], 1840: [93, 63], 1850: [106, 88], 1860: [82, 58], 1870: [72, 46], 1880: [82, 72], 1890: [67, 51], 1900: [196, 129], 1910: [52, 46], 1920: [105, 72], 1930: [107, 86], 1940: [86, 79], 1950: [157, 111], 1960: [219, 157], 1970: [194, 125], 1980: [227, 167], 1990: [267, 148], 2000: [531, 313], 1670: [1, 1], 1750: [6, 4], 1760: [1, 1], 1770: [2, 2], 1790: [12, 6]}], 'zeroeth', {1930: [2, 2], 1940: [8, 3], 1950: [49, 25], 1960: [108, 57], 1970: [181, 104], 1980: [404, 230], 1990: [363, 218], 2000: [379, 212]}], 'zwitter', {1750: [6, 4], 1780: [5, 5], 1860: [16, 2], 1870: [58, 14], 1880: [116, 30], 1890: [86, 51], 1900: [165, 87], 1910: [88, 68], 1920: [173, 77], 1930: [877, 129], 1940: [453, 185], 1950: [496, 200], 1960: [635, 318], 1970: [640, 320], 1980: [685, 387], 1990: [981, 465], 2000: [1471, 712], 1740: [1, 1], 1770: [6, 3], 1810: [1, 1], 1820: [1, 1], 1830: [2, 2], 1840: [7, 7], 1850: [1, 1]}], 'zantedeschia', {1930: [156, 53], 1940: [177, 78], 1950: [373, 163], 1960: [453, 194], 1970: [726, 280], 1980: [1244, 438], 1990: [1993, 664], 2000: [2087, 738], 1830: [2, 2], 1840: [18, 8], 1890: [9, 6], 1900: [29, 16], 1910: [44, 17], 1920: [87, 44]}], 'zinnias', {1870: [180, 77], 1880: [147, 100], 1890: [329, 234], 1900: [753, 465], 1910: [1127, 613], 1920: [1859, 700], 1930: [2031, 1035], 1940: [2310, 1138], 1950: [3003, 1562], 1960: [3042, 1773], 1970: [3758, 2141], 1980: [5337, 3020], 1990: [8796, 4918], 2000: [10329, 6181], 1770: [1, 1], 1790: [2, 1], 1840: [10, 6], 1850: [25, 23], 1860: [58, 48], 1810: [2, 1], 1820: [6, 3], 1830: [6, 3]}], 'zoetrope', {1860: [33, 12], 1870: [107, 54], 1880: [154, 110], 1890: [222, 140], 1900: [375, 185], 1910: [364, 190], 1920: [229, 130], 1930: [200, 125], 1940: [295, 137], 1950: [140, 93], 1960: [397, 169], 1970: [1046, 417], 1980: [3273, 983], 1990: [5418, 1877], 2000: [9002, 3339], 1800: [1, 1]}], 'zigging', {1910: [19, 19], 1950: [92, 79], 1960: [211, 193], 1970: [296, 260], 1980: [583, 453], 1990: [1141, 983], 2000: [1955, 1749], 1870: [12, 11], 1890: [9, 3], 1920: [16, 16], 1930: [13, 13], 1940: [57, 45]}], 'zonaria', {1770: [6, 1], 1780: [1, 1], 1800: [37, 9], 1810: [6, 6], 1820: [22, 20], 1830: [84, 40], 1840: [56, 33], 1850: [203, 67], 1860: [96, 49], 1870: [35, 27], 1880: [44, 28], 1890: [92, 50], 1900: [158, 57], 1910: [275, 97], 1920: [286, 62], 1930: [147, 46], 1940: [167, 46], 1950: [331, 67], 1960: [312, 110], 1970: [326, 132], 1980: [528, 142], 1990: [539, 154], 2000: [678, 176]}], 'zonite', {1850: [1, 1], 1860: [6, 3], 1870: [5, 3], 1880: [1, 1], 1900: [9, 4], 1910: [32, 20], 1920: [159, 67], 1930: [589, 201], 1940: [570, 175], 1950: [357, 166], 1960: [413, 175], 1970: [213, 122], 1980: [201, 96], 1990: [148, 81], 2000: [260, 104]}], 'zenith', {1750: [577, 149], 1760: [1121, 193], 1770: [552, 210], 1800: [3668, 1383], 1810: [6217, 2178], 1820: [12097, 3284], 1830: [11761, 4326], 1840: [14790, 5322], 1850: [22088, 8001], 1860: [15945, 6712], 1870: [22240, 8326], 1880: [28400, 11697], 1890: [39463, 15316], 1900: [42657, 20899], 1910: [40816, 18882], 1920: [40522, 18779], 1930: [36026, 16374], 1940: [36261, 14806], 1950: [52902, 21254], 1960: [91438, 37918], 1970: [98010, 44973], 1980: [118206, 52023], 1990: [162514, 72300], 2000: [233869, 113811], 1630: [4, 1], 1640: [7, 3], 1650: [11, 3], 1660: [3, 2], 1670: [43, 4], 1680: [7, 6], 1690: [13, 9], 1700: [132, 31], 1710: [134, 36], 1720: [413, 64], 1730: [736, 75], 1740: [821, 101], 1780: [743, 305], 1790: [1604, 633], 1500: [16, 1], 1550: [2, 1], 1575: [10, 4], 1620: [2, 1]}], 'zaffir', {1770: [1, 1], 1780: [1, 1], 1790: [1, 1], 1820: [1, 1], 1830: [2, 2], 1840: [2, 1], 1850: [6, 4], 1860: [2, 2], 1870: [4, 4], 1880: [12, 5], 1890: [10, 7], 1900: [13, 12], 1910: [31, 14], 1920: [16, 10], 1930: [10, 7], 1940: [4, 4], 1950: [8, 8], 1960: [10, 10], 1970: [4, 4], 1980: [12, 6], 1990: [19, 13], 2000: [49, 18]}], 'zairians', {1940: [1, 1], 1970: [726, 150], 1980: [1635, 423], 1990: [2035, 658], 2000: [1410, 570]}], 'zeelander', {1730: [1, 1], 1830: [1, 1], 1840: [2, 1], 1850: [4, 3], 1860: [17, 17], 1870: [16, 15], 1880: [53, 13], 1890: [17, 13], 1900: [96, 55], 1910: [51, 31], 1920: [59, 34], 1930: [40, 24], 1940: [36, 35], 1950: [95, 53], 1960: [109, 74], 1970: [121, 73], 1980: [167, 82], 1990: [99, 82], 2000: [265, 153]}], 'zingiberol', {1910: [5, 5], 1920: [42, 16], 1930: [11, 11], 1940: [7, 7], 1950: [24, 14], 1960: [15, 15], 1970: [9, 9], 1980: [20, 16], 1990: [42, 34], 2000: [79, 62]}], 'zygaenid', {1910: [11, 6], 1920: [16, 10], 1930: [47, 30], 1940: [9, 6], 1950: [34, 21], 1960: [30, 23], 1970: [41, 28], 1980: [82, 50], 1990: [134, 42], 2000: [108, 53], 1860: [6, 2], 1870: [3, 2], 1880: [7, 3], 1890: [5, 5], 1900: [10, 6]}], 'zedoary', {1750: [95, 17], 1760: [41, 18], 1800: [84, 55], 1810: [139, 81], 1820: [124, 74], 1830: [138, 87], 1840: [90, 58], 1850: [96, 86], 1860: [72, 64], 1880: [57, 47], 1890: [209, 111], 1900: [180, 119], 1910: [220, 113], 1920: [180, 111], 1930: [130, 81], 1940: [106, 60], 1950: [231, 140], 1960: [275, 208], 1970: [345, 244], 1980: [367, 288], 1990: [704, 424], 2000: [1306, 721], 1670: [1, 1], 1720: [36, 14], 1730: [11, 6], 1740: [46, 5], 1770: [23, 14], 1780: [42, 24], 1790: [41, 24], 1870: [75, 64], 1680: [2, 2]}], 'zygomaticofacial', {1930: [147, 51], 1940: [152, 56], 1950: [298, 107], 1960: [510, 180], 1970: [712, 257], 1980: [994, 376], 1990: [1441, 515], 2000: [1676, 631], 1890: [3, 3], 1900: [81, 40], 1910: [122, 36], 1920: [85, 30]}], 'zarathustrism', {1870: [19, 13], 1880: [20, 14], 1890: [4, 4], 1900: [7, 7], 1910: [28, 8], 1920: [24, 8], 1940: [2, 2], 1950: [12, 8], 1960: [5, 4], 1970: [6, 5], 1980: [9, 7], 1990: [5, 3], 2000: [14, 7]}], 'zardushti', {1870: [1, 1], 1880: [5, 5], 1890: [7, 7], 1900: [11, 3], 1910: [3, 1], 1920: [9, 6], 1950: [1, 1], 1970: [65, 5], 1980: [8, 3], 1990: [12, 3], 2000: [57, 27]}], 'zagging', {1630: [1, 1], 1800: [4, 4], 1810: [1, 1], 1820: [2, 2], 1830: [8, 8], 1840: [32, 32], 1850: [87, 78], 1860: [59, 47], 1870: [138, 125], 1880: [149, 144], 1890: [268, 262], 1900: [409, 352], 1910: [628, 569], 1920: [722, 613], 1930: [625, 510], 1940: [813, 674], 1950: [990, 820], 1960: [1873, 1475], 1970: [2314, 1932], 1980: [3585, 2811], 1990: [4792, 3949], 2000: [7130, 5989]}], 'zemni', {1770: [3, 3], 1780: [4, 2], 1790: [11, 8], 1800: [4, 3], 1820: [11, 10], 1830: [30, 23], 1840: [12, 10], 1850: [8, 8], 1870: [10, 8], 1880: [2, 2], 1960: [13, 7], 1970: [31, 9], 1980: [19, 16], 1990: [35, 24], 2000: [210, 78], 1860: [5, 4], 1890: [1, 1], 1920: [2, 1], 1950: [2, 2]}], 'zetetic', {1760: [1, 1], 1820: [27, 8], 1860: [20, 9], 1870: [55, 19], 1880: [66, 40], 1890: [61, 41], 1910: [66, 37], 1940: [43, 22], 1950: [109, 42], 1960: [210, 64], 1970: [415, 133], 1980: [955, 323], 1990: [1564, 453], 2000: [2416, 547], 1810: [10, 5], 1840: [5, 3], 1850: [7, 6], 1900: [25, 24], 1920: [62, 44], 1930: [37, 20], 1790: [1, 1]}], 'zecchini', {1780: [2, 2], 1790: [29, 6], 1800: [82, 8], 1810: [11, 5], 1820: [21, 12], 1830: [25, 20], 1840: [45, 37], 1850: [68, 47], 1860: [20, 20], 1870: [64, 41], 1880: [132, 54], 1890: [66, 53], 1900: [93, 70], 1910: [115, 48], 1920: [230, 37], 1930: [76, 47], 1940: [54, 35], 1950: [133, 69], 1960: [691, 131], 1970: [533, 185], 1980: [576, 288], 1990: [1768, 638], 2000: [2873, 1019], 1750: [1, 1]}], 'zincographer', {1840: [4, 4], 1850: [7, 7], 1890: [15, 9], 1900: [7, 7], 1910: [3, 3], 1920: [3, 3], 1930: [8, 8], 1940: [1, 1], 1950: [13, 10], 1960: [12, 11], 1970: [18, 18], 1980: [8, 4], 1990: [7, 6], 2000: [21, 19]}], 'zomotherapy', {1900: [90, 55], 1910: [135, 54], 1920: [26, 16], 1930: [14, 7], 1940: [1, 1], 1950: [1, 1], 1960: [4, 4], 1970: [10, 4], 1980: [12, 10], 1990: [21, 13], 2000: [16, 8]}], 'zoomorphism', {1820: [9, 9], 1830: [6, 4], 1850: [15, 12], 1860: [2, 1], 1870: [8, 8], 1880: [100, 65], 1890: [39, 39], 1900: [47, 41], 1910: [65, 39], 1920: [51, 44], 1930: [35, 29], 1940: [33, 25], 1950: [77, 61], 1960: [150, 124], 1970: [272, 184], 1980: [273, 217], 1990: [446, 318], 2000: [698, 444], 1840: [8, 5]}], 'zoonotic', {1900: [11, 6], 1960: [615, 196], 1970: [1388, 527], 1980: [3445, 1090], 1990: [7584, 2136], 2000: [22740, 5318], 1890: [15, 9], 1920: [1, 1], 1930: [1, 1], 1950: [50, 26]}], 'zouave', {1800: [9, 3], 1810: [3, 1], 1830: [6, 6], 1840: [26, 11], 1850: [919, 257], 1860: [2454, 976], 1870: [1606, 788], 1880: [1762, 897], 1890: [1963, 1222], 1900: [2580, 1377], 1910: [2844, 1400], 1920: [1436, 944], 1930: [1600, 804], 1940: [1187, 641], 1950: [1581, 863], 1960: [2653, 1297], 1970: [2331, 1187], 1980: [2819, 1389], 1990: [5001, 2002], 2000: [10699, 4209]}], 'zootechnic', {1870: [13, 8], 1890: [6, 6], 1900: [16, 13], 1910: [46, 36], 1920: [20, 15], 1930: [22, 18], 1940: [16, 15], 1950: [41, 26], 1960: [74, 63], 1970: [122, 69], 1980: [50, 43], 1990: [72, 51], 2000: [44, 36]}], 'zloty', {1880: [5, 3], 1900: [5, 5], 1920: [1102, 244], 1930: [2151, 466], 1940: [2140, 471], 1950: [1740, 466], 1960: [3665, 948], 1970: [5610, 1179], 1980: [9974, 1746], 1990: [13471, 3530], 2000: [12407, 3499], 1850: [3, 3], 1860: [10, 6], 1890: [13, 12], 1910: [118, 29], 1840: [14, 2]}], 'zootomy', {1760: [2, 2], 1820: [47, 22], 1840: [65, 51], 1850: [55, 52], 1860: [51, 43], 1870: [61, 52], 1880: [258, 181], 1890: [278, 224], 1900: [313, 133], 1940: [113, 30], 1950: [53, 37], 1960: [81, 71], 1970: [80, 69], 1980: [113, 63], 1990: [114, 70], 2000: [266, 192], 1680: [1, 1], 1800: [14, 11], 1810: [8, 7], 1830: [39, 32], 1910: [93, 66], 1920: [83, 54], 1930: [100, 51], 1780: [6, 4], 1790: [5, 3]}], 'zapodinae', {1890: [1, 1], 1900: [1, 1], 1910: [3, 2], 1930: [30, 13], 1940: [7, 3], 1950: [4, 2], 1960: [18, 7], 1970: [64, 17], 1980: [25, 13], 1990: [21, 9], 2000: [18, 8]}], 'ziphiinae', {1870: [6, 3], 1880: [1, 1], 1890: [7, 5], 1900: [12, 6], 1910: [4, 4], 1920: [20, 12], 1930: [1, 1], 1940: [1, 1], 1950: [6, 3], 1960: [4, 3], 1970: [2, 2], 1980: [2, 2], 2000: [7, 6]}], 'zoisite', {1800: [3, 3], 1810: [86, 35], 1820: [60, 38], 1830: [73, 32], 1840: [42, 18], 1850: [60, 33], 1860: [5, 5], 1870: [105, 31], 1880: [437, 90], 1890: [675, 211], 1900: [1431, 343], 1910: [1858, 444], 1920: [974, 243], 1930: [1485, 317], 1940: [1613, 307], 1950: [3031, 532], 1960: [3027, 743], 1970: [3053, 780], 1980: [2508, 736], 1990: [2542, 651], 2000: [2240, 658]}], 'zoraptera', {1900: [1, 1], 1910: [4, 2], 1920: [182, 38], 1930: [325, 68], 1940: [193, 56], 1950: [223, 91], 1960: [212, 112], 1970: [371, 145], 1980: [357, 155], 1990: [627, 195], 2000: [669, 150]}], 'zaberma', {1820: [5, 5], 1850: [70, 18], 1870: [1, 1], 1890: [24, 9], 1900: [14, 7], 1910: [9, 7], 1920: [34, 9], 1930: [4, 2], 1940: [2, 2], 1950: [49, 19], 1960: [238, 44], 1970: [269, 60], 1980: [80, 46], 1990: [61, 30], 2000: [113, 33]}], 'zalambdodonta', {1880: [6, 6], 1900: [8, 3], 1910: [51, 5], 1920: [6, 3], 1930: [12, 8], 1940: [13, 6], 1950: [1, 1], 1960: [40, 6], 1970: [17, 13], 1980: [10, 7], 1990: [7, 3], 2000: [4, 3]}], 'zoonomy', {1810: [23, 15], 1820: [12, 7], 1830: [28, 19], 1840: [46, 20], 1850: [47, 38], 1860: [41, 36], 1870: [29, 23], 1880: [29, 21], 1890: [34, 26], 1900: [11, 11], 1910: [2, 2], 1920: [3, 3], 1930: [2, 2], 1940: [4, 3], 1950: [15, 13], 1960: [18, 17], 1970: [21, 20], 1980: [32, 12], 1990: [45, 21], 2000: [52, 42]}], 'zooscopic', {1810: [1, 1], 1840: [4, 3], 1890: [7, 6], 1900: [11, 5], 1910: [23, 8], 1920: [3, 2], 1940: [7, 5], 1960: [1, 1], 1970: [1, 1], 1980: [1, 1], 1990: [3, 3], 2000: [8, 5]}], 'zanclidae', {1880: [1, 1], 1900: [8, 6], 1920: [1, 1], 1930: [14, 14], 1940: [16, 8], 1950: [24, 12], 1960: [36, 25], 1970: [119, 72], 1980: [140, 72], 1990: [162, 97], 2000: [141, 71]}], 'zannichellia', {1790: [1, 1], 1800: [16, 14], 1810: [18, 11], 1820: [17, 12], 1830: [58, 36], 1840: [29, 25], 1850: [55, 39], 1860: [30, 15], 1870: [20, 14], 1880: [69, 31], 1890: [360, 98], 1900: [480, 96], 1910: [167, 72], 1920: [191, 47], 1930: [119, 40], 1940: [118, 45], 1950: [224, 72], 1960: [489, 134], 1970: [555, 173], 1980: [710, 164], 1990: [677, 226], 2000: [607, 206]}], 'zaporogian', {1730: [1, 1], 1740: [2, 2], 1780: [18, 4], 1790: [9, 4], 1800: [74, 28], 1810: [7, 6], 1820: [27, 18], 1830: [43, 22], 1840: [6, 5], 1850: [41, 19], 1870: [13, 13], 1880: [32, 13], 1890: [44, 32], 1900: [74, 42], 1910: [123, 47], 1920: [41, 23], 1930: [315, 26], 1940: [141, 17], 1950: [86, 49], 1960: [282, 59], 1970: [49, 28], 1980: [53, 20], 1990: [144, 24], 2000: [216, 36]}], 'zonally', {1880: [35, 10], 1890: [85, 42], 1900: [223, 96], 1910: [239, 100], 1920: [136, 76], 1930: [157, 90], 1940: [299, 117], 1950: [468, 226], 1960: [1226, 437], 1970: [2192, 748], 1980: [4362, 1135], 1990: [6483, 1565], 2000: [5227, 1223], 1830: [1, 1], 1870: [25, 5]}], 'zapped', {1950: [5, 5], 1960: [203, 136], 1970: [1705, 1272], 1980: [4806, 3574], 1990: [12478, 9153], 2000: [22063, 16320], 1690: [1, 1], 1850: [3, 3], 1900: [7, 7], 1910: [1, 1], 1930: [1, 1], 1940: [6, 6], 1920: [1, 1]}], 'zaps', {1960: [130, 72], 1970: [732, 419], 1980: [1402, 971], 1990: [3710, 2541], 2000: [5640, 4168], 1780: [14, 2], 1800: [1, 1], 1810: [8, 2], 1820: [5, 5], 1830: [8, 3], 1850: [4, 4], 1860: [20, 4], 1870: [7, 5], 1880: [25, 11], 1890: [16, 5], 1900: [280, 48], 1910: [69, 20], 1920: [42, 13], 1930: [20, 19], 1940: [11, 5], 1950: [26, 13], 1750: [7, 1], 1770: [1, 1]}], 'zygospore', {1870: [308, 72], 1880: [1270, 180], 1890: [1330, 269], 1900: [1388, 344], 1910: [2160, 550], 1920: [1612, 368], 1930: [1247, 274], 1940: [851, 243], 1950: [1157, 305], 1960: [2090, 560], 1970: [1839, 550], 1980: [1862, 501], 1990: [2044, 599], 2000: [2533, 629]}], 'zebedee', {1550: [1, 1], 1640: [3, 2], 1650: [1, 1], 1660: [1, 1], 1670: [4, 4], 1680: [7, 2], 1690: [20, 5], 1700: [38, 12], 1710: [20, 17], 1720: [44, 18], 1730: [56, 28], 1740: [80, 28], 1750: [42, 26], 1760: [89, 26], 1770: [25, 24], 1780: [56, 40], 1790: [123, 68], 1800: [403, 183], 1810: [612, 299], 1820: [841, 414], 1830: [1252, 618], 1840: [1554, 761], 1850: [2273, 975], 1860: [2645, 978], 1870: [3378, 1147], 1880: [3476, 1147], 1890: [3367, 1345], 1900: [4779, 1527], 1910: [3378, 1150], 1920: [3214, 957], 1930: [2460, 723], 1940: [1720, 548], 1950: [2844, 978], 1960: [4508, 1477], 1970: [5423, 1728], 1980: [7520, 2375], 1990: [12357, 3942], 2000: [26966, 8496]}], 'zigzag', {1710: [2, 2], 1750: [6, 5], 1760: [16, 15], 1780: [66, 33], 1790: [84, 64], 1800: [626, 310], 1810: [1104, 539], 1820: [1711, 888], 1830: [3233, 1833], 1840: [4460, 2465], 1850: [7460, 4001], 1860: [8752, 4249], 1870: [10249, 5341], 1880: [15377, 7464], 1890: [17656, 9359], 1900: [24592, 12845], 1910: [21968, 11556], 1920: [18549, 10031], 1930: [19221, 9307], 1940: [17467, 9166], 1950: [23351, 11808], 1960: [35701, 18552], 1970: [45998, 21979], 1980: [57120, 27387], 1990: [85312, 42119], 2000: [142336, 72760], 1740: [4, 2], 1770: [53, 28]}], 'zoilus', {1575: [3, 1], 1630: [2, 2], 1700: [6, 6], 1710: [9, 8], 1720: [23, 14], 1730: [87, 17], 1740: [20, 12], 1750: [55, 37], 1760: [100, 32], 1770: [42, 25], 1780: [52, 45], 1790: [121, 71], 1800: [385, 213], 1810: [349, 238], 1820: [587, 321], 1830: [438, 254], 1840: [361, 218], 1850: [467, 306], 1860: [363, 212], 1870: [350, 205], 1880: [514, 340], 1890: [733, 450], 1900: [894, 578], 1910: [737, 259], 1920: [673, 304], 1930: [467, 236], 1940: [544, 199], 1950: [1275, 326], 1960: [1183, 535], 1970: [1045, 475], 1980: [912, 400], 1990: [1344, 590], 2000: [2692, 1262]}], 'zande', {1800: [2, 1], 1850: [3, 3], 1900: [87, 38], 1910: [40, 28], 1920: [680, 65], 1930: [1441, 85], 1940: [525, 122], 1950: [2991, 354], 1960: [8573, 893], 1970: [8246, 1274], 1980: [6329, 1497], 1990: [8099, 2137], 2000: [10965, 2563], 1870: [7, 4], 1880: [84, 10], 1760: [1, 1], 1810: [3, 2], 1820: [2, 2], 1830: [1, 1], 1840: [5, 3], 1860: [13, 11], 1890: [97, 51]}], 'zoographical', {1820: [2, 2], 1830: [2, 2], 1850: [13, 3], 1860: [6, 6], 1870: [5, 5], 1880: [15, 14], 1890: [9, 9], 1900: [29, 21], 1910: [13, 13], 1920: [5, 5], 1930: [10, 10], 1940: [3, 3], 1950: [15, 13], 1960: [15, 15], 1970: [42, 18], 1980: [25, 18], 1990: [13, 11], 2000: [33, 30]}], 'zoosporangia', {1870: [40, 16], 1880: [315, 52], 1890: [439, 83], 1900: [323, 88], 1910: [467, 81], 1920: [375, 74], 1930: [794, 65], 1940: [368, 65], 1950: [1050, 107], 1960: [1130, 198], 1970: [1007, 271], 1980: [1137, 233], 1990: [852, 232], 2000: [682, 234]}], 'zealanders', {1650: [6, 1], 1680: [1, 1], 1690: [4, 2], 1700: [8, 4], 1710: [2, 2], 1720: [17, 11], 1730: [13, 6], 1740: [6, 2], 1750: [29, 14], 1760: [75, 21], 1770: [148, 39], 1780: [202, 51], 1790: [171, 61], 1800: [255, 113], 1810: [1067, 204], 1820: [764, 294], 1830: [3517, 647], 1840: [2727, 810], 1850: [5707, 1116], 1860: [3008, 906], 1870: [3317, 1077], 1880: [4024, 1282], 1890: [4050, 1330], 1900: [6792, 1816], 1910: [6998, 1974], 1920: [7409, 1937], 1930: [5370, 1575], 1940: [10413, 2632], 1950: [13896, 2573], 1960: [21145, 4974], 1970: [18798, 5205], 1980: [26955, 6396], 1990: [33343, 9309], 2000: [56527, 15735]}], 'zechins', {1750: [1, 1], 1760: [20, 7], 1770: [16, 9], 1780: [13, 6], 1790: [56, 23], 1800: [119, 38], 1810: [50, 38], 1820: [175, 78], 1830: [121, 79], 1840: [107, 90], 1850: [127, 93], 1860: [75, 44], 1870: [99, 69], 1880: [87, 59], 1890: [94, 67], 1900: [90, 59], 1910: [49, 39], 1920: [44, 35], 1930: [32, 15], 1940: [9, 9], 1950: [27, 18], 1960: [52, 27], 1970: [37, 22], 1980: [33, 12], 1990: [26, 22], 2000: [205, 103], 1680: [2, 1], 1730: [2, 1], 1740: [3, 1]}], 'zentner', {1830: [13, 10], 1840: [35, 32], 1850: [52, 30], 1870: [23, 23], 1890: [24, 18], 1900: [142, 43], 1910: [485, 90], 1920: [239, 83], 1930: [282, 86], 1940: [239, 95], 1950: [288, 159], 1960: [991, 401], 1970: [2093, 731], 1980: [3242, 985], 1990: [4240, 1320], 2000: [5215, 1965], 1750: [2, 1], 1800: [6, 3], 1860: [17, 10], 1880: [114, 15]}], 'zygomorphic', {1890: [772, 114], 1900: [711, 119], 1910: [741, 177], 1920: [553, 104], 1930: [621, 86], 1940: [586, 64], 1950: [966, 150], 1960: [1485, 220], 1970: [1144, 273], 1980: [1438, 340], 1990: [1476, 458], 2000: [3195, 515], 1870: [35, 4], 1880: [145, 23], 1850: [2, 2]}], 'zyme', {1750: [1, 1], 1820: [2, 2], 1860: [9, 8], 1870: [25, 23], 1880: [18, 17], 1890: [18, 14], 1900: [24, 22], 1910: [46, 42], 1920: [71, 58], 1930: [77, 66], 1940: [117, 102], 1950: [331, 224], 1960: [604, 460], 1970: [1144, 789], 1980: [1656, 1185], 1990: [1910, 1310], 2000: [1954, 1214], 1830: [1, 1]}], 'zingy', {1960: [97, 70], 1970: [303, 247], 1980: [550, 469], 1990: [1112, 910], 2000: [2513, 1531], 1790: [1, 1], 1820: [3, 3], 1850: [29, 6], 1930: [1, 1], 1940: [7, 6], 1890: [2, 1], 1950: [6, 6]}], 'zingare', {1760: [1, 1], 1820: [5, 5], 1860: [3, 3], 1890: [4, 4], 1920: [2, 2], 1930: [2, 2], 1950: [4, 3], 1960: [9, 6], 1970: [5, 5], 1980: [32, 19], 1990: [41, 35], 2000: [44, 39]}], 'zygodactylism', {1890: [3, 2], 1940: [1, 1], 1990: [103, 102], 2000: [11, 11]}], 'zephaniah', {1720: [25, 15], 1840: [1481, 701], 1850: [2136, 989], 1870: [1932, 886], 1890: [3621, 1176], 1900: [3874, 1417], 1910: [3383, 1184], 1930: [1889, 751], 1940: [1732, 681], 1950: [3361, 1146], 1960: [5081, 1835], 1970: [5985, 2213], 1980: [9615, 2940], 1990: [19004, 5314], 2000: [33961, 10388], 1575: [2, 2], 1650: [1, 1], 1690: [7, 3], 1700: [5, 2], 1710: [6, 4], 1730: [18, 13], 1740: [25, 18], 1750: [20, 15], 1760: [39, 23], 1770: [30, 21], 1780: [68, 39], 1790: [86, 44], 1800: [245, 146], 1810: [435, 258], 1820: [660, 382], 1830: [1003, 557], 1860: [1440, 740], 1880: [2405, 1002], 1920: [2502, 881]}], 'zizith', {1780: [2, 2], 1790: [5, 3], 1820: [25, 5], 1850: [10, 10], 1860: [10, 10], 1870: [29, 13], 1880: [54, 21], 1890: [32, 21], 1900: [80, 46], 1910: [42, 28], 1920: [53, 36], 1930: [19, 14], 1940: [18, 12], 1950: [33, 23], 1960: [102, 48], 1970: [52, 39], 1980: [67, 42], 1990: [95, 63], 2000: [145, 93], 1670: [8, 1], 1730: [8, 1], 1810: [3, 1], 1830: [1, 1], 1840: [3, 3]}], 'zygomaxillary', {1940: [6, 5], 1950: [8, 7], 1960: [49, 26], 1970: [115, 44], 1980: [224, 69], 1990: [346, 111], 2000: [261, 89], 1900: [1, 1], 1920: [6, 6]}], 'zillionth', {1930: [1, 1], 1940: [2, 2], 1950: [1, 1], 1960: [13, 12], 1970: [51, 46], 1980: [186, 170], 1990: [635, 591], 2000: [1171, 1074]}], 'zapus', {1830: [1, 1], 1880: [108, 62], 1890: [309, 94], 1900: [563, 132], 1920: [396, 107], 1930: [509, 91], 1940: [357, 79], 1960: [768, 164], 1970: [813, 196], 1980: [762, 215], 1990: [638, 250], 2000: [785, 299], 1860: [3, 2], 1910: [358, 88], 1950: [320, 91], 1870: [4, 4]}], 'zested', {1740: [1, 1], 1770: [5, 5], 1780: [2, 2], 1790: [6, 6], 1800: [8, 8], 1810: [15, 10], 1820: [25, 23], 1830: [32, 21], 1840: [20, 18], 1850: [23, 23], 1860: [4, 2], 1870: [8, 7], 1880: [7, 7], 1890: [6, 6], 1900: [10, 10], 1910: [10, 10], 1920: [15, 15], 1930: [7, 7], 1940: [10, 10], 1950: [25, 24], 1960: [31, 31], 1970: [40, 38], 1980: [73, 49], 1990: [206, 146], 2000: [579, 350]}], 'zymogens', {1900: [714, 328], 1910: [881, 479], 1920: [334, 218], 1930: [244, 146], 1940: [180, 105], 1950: [443, 249], 1960: [733, 417], 1970: [1815, 739], 1980: [2862, 1119], 1990: [3156, 1254], 2000: [4575, 1844], 1880: [10, 7], 1890: [233, 98], 1870: [2, 2]}], 'zithers', {1800: [46, 4], 1820: [1, 1], 1870: [31, 25], 1880: [48, 46], 1890: [174, 126], 1900: [323, 206], 1910: [296, 165], 1920: [347, 227], 1930: [364, 264], 1940: [403, 268], 1950: [505, 395], 1960: [1164, 722], 1970: [2161, 896], 1980: [2459, 1108], 1990: [2914, 1518], 2000: [3596, 1904], 1750: [1, 1], 1770: [1, 1], 1740: [1, 1], 1840: [1, 1], 1850: [1, 1], 1860: [3, 3]}], 'zona', {1575: [1, 1], 1640: [1, 1], 1670: [1, 1], 1690: [3, 3], 1710: [3, 2], 1720: [8, 8], 1730: [6, 6], 1740: [6, 6], 1750: [10, 6], 1760: [7, 7], 1770: [24, 13], 1780: [58, 30], 1790: [49, 24], 1800: [151, 108], 1810: [157, 98], 1820: [238, 156], 1830: [297, 132], 1840: [667, 291], 1850: [1363, 421], 1860: [1182, 440], 1870: [1989, 739], 1880: [3707, 1078], 1890: [4691, 1229], 1900: [5712, 1783], 1910: [6047, 1897], 1920: [5791, 2186], 1930: [7064, 2076], 1940: [9398, 1959], 1950: [15289, 3370], 1960: [34733, 7488], 1970: [53659, 11407], 1980: [81206, 15314], 1990: [114439, 21200], 2000: [121260, 25945], 1500: [9, 1], 1600: [1, 1]}], 'zoanthropy', {1880: [3, 3], 1890: [5, 5], 1900: [12, 7], 1920: [20, 10], 1930: [11, 7], 1940: [13, 13], 1950: [31, 21], 1960: [35, 30], 1970: [51, 42], 1980: [72, 45], 1990: [64, 32], 2000: [111, 72], 1840: [1, 1], 1850: [7, 7], 1870: [1, 1]}], 'zarzuelas', {1870: [14, 10], 1880: [28, 21], 1890: [36, 31], 1930: [214, 87], 1950: [381, 156], 1960: [593, 265], 1970: [1494, 428], 1980: [1580, 487], 1990: [2173, 658], 2000: [2855, 917], 1710: [1, 1], 1800: [4, 4], 1840: [41, 20], 1850: [6, 3], 1860: [9, 7], 1900: [103, 78], 1910: [226, 64], 1920: [177, 103], 1940: [257, 101], 1770: [4, 2], 1780: [1, 1], 1810: [2, 2], 1830: [1, 1]}], 'zoophiles', {1800: [11, 8], 1810: [28, 18], 1820: [33, 27], 1830: [18, 15], 1840: [23, 22], 1850: [15, 12], 1860: [5, 5], 1870: [5, 5], 1890: [5, 5], 1900: [3, 3], 1910: [11, 10], 1920: [2, 2], 1930: [15, 13], 1940: [12, 9], 1970: [84, 24], 1980: [104, 50], 1990: [180, 104], 2000: [438, 229], 1880: [2, 2], 1950: [36, 14], 1960: [29, 19]}], 'zootherapy', {1910: [1, 1], 1920: [2, 2], 1950: [1, 1], 1960: [2, 2], 1970: [5, 4], 1980: [5, 5], 1990: [12, 8], 2000: [34, 18]}], 'zulu', {1840: [149, 47], 1860: [3528, 603], 1870: [7595, 949], 1880: [21681, 3228], 1890: [18569, 3259], 1900: [18197, 3725], 1910: [15331, 3000], 1920: [14038, 3349], 1930: [15139, 2996], 1940: [14188, 2614], 1950: [23338, 4016], 1960: [68523, 8517], 1970: [86886, 11225], 1980: [104020, 14035], 1990: [162059, 22341], 2000: [231870, 34924], 1830: [45, 30], 1850: [1864, 327], 1575: [4, 1], 1700: [1, 1], 1710: [1, 1], 1770: [1, 1], 1780: [1, 1], 1800: [7, 3], 1820: [1, 1]}], 'zygantrum', {1840: [6, 2], 1850: [8, 6], 1860: [21, 9], 1870: [58, 26], 1880: [40, 13], 1890: [28, 9], 1900: [6, 4], 1910: [64, 14], 1920: [8, 3], 1930: [11, 7], 1940: [8, 6], 1950: [16, 5], 1960: [47, 19], 1970: [40, 11], 1980: [39, 11], 1990: [39, 17], 2000: [58, 20]}], 'zosteriform', {1890: [13, 10], 1900: [29, 19], 1910: [10, 6], 1920: [5, 5], 1930: [8, 4], 1940: [6, 5], 1950: [37, 19], 1960: [67, 38], 1970: [182, 97], 1980: [453, 228], 1990: [705, 312], 2000: [661, 332]}], 'ziggurats', {1920: [208, 130], 1940: [237, 149], 1950: [795, 448], 1960: [1913, 1004], 1970: [2109, 1266], 1980: [2485, 1534], 1990: [4156, 2512], 2000: [6331, 3781], 1860: [3, 3], 1870: [7, 7], 1880: [145, 26], 1890: [122, 49], 1900: [140, 77], 1910: [138, 92], 1930: [241, 149]}], 'zohak', {1680: [2, 2], 1740: [1, 1], 1770: [12, 4], 1780: [163, 6], 1790: [6, 4], 1800: [41, 14], 1810: [57, 15], 1820: [302, 55], 1830: [439, 59], 1840: [385, 94], 1850: [282, 93], 1860: [309, 104], 1870: [398, 152], 1880: [826, 183], 1890: [463, 145], 1900: [638, 138], 1910: [223, 91], 1920: [194, 54], 1930: [116, 39], 1940: [49, 11], 1950: [135, 65], 1960: [347, 132], 1970: [422, 123], 1980: [271, 85], 1990: [763, 119], 2000: [2139, 433]}], 'zequin', {1760: [1, 1], 1790: [1, 1], 1800: [7, 6], 1810: [36, 20], 1820: [3, 1], 1830: [4, 4], 1850: [6, 2], 1860: [1, 1], 1880: [1, 1], 1890: [5, 3], 1900: [6, 6], 1910: [3, 3], 1920: [1, 1], 1960: [2, 2], 1970: [6, 5], 1980: [3, 1], 1990: [1, 1], 2000: [18, 13]}], 'zoolitic', {1820: [1, 1], 1830: [2, 2], 1850: [18, 17], 1860: [7, 6], 1870: [2, 2], 1880: [3, 2], 1890: [2, 2], 1900: [2, 2], 1910: [1, 1], 1920: [1, 1], 1960: [1, 1], 1970: [1, 1], 1980: [1, 1], 1990: [1, 1], 2000: [5, 5]}], 'zinnia', {1770: [7, 5], 1800: [32, 14], 1810: [68, 22], 1820: [74, 43], 1830: [113, 63], 1840: [158, 54], 1850: [117, 79], 1860: [205, 72], 1870: [268, 115], 1880: [179, 102], 1890: [286, 197], 1900: [903, 341], 1910: [1215, 533], 1920: [1607, 468], 1930: [1773, 562], 1940: [1468, 693], 1950: [2837, 1084], 1960: [3131, 1280], 1970: [4015, 1646], 1980: [6152, 2138], 1990: [12029, 3669], 2000: [14978, 4337], 1790: [20, 12], 1760: [11, 2]}], 'zygomaticus', {1760: [4, 3], 1800: [62, 16], 1820: [115, 48], 1830: [182, 62], 1840: [260, 91], 1850: [389, 126], 1890: [511, 180], 1900: [751, 217], 1910: [772, 223], 1920: [650, 171], 1930: [874, 187], 1940: [480, 177], 1950: [1184, 341], 1960: [1338, 453], 1970: [1770, 557], 1980: [2238, 764], 1990: [3930, 1141], 2000: [6095, 1838], 1740: [4, 3], 1750: [32, 5], 1770: [7, 2], 1780: [4, 4], 1790: [5, 3], 1810: [67, 23], 1860: [374, 130], 1870: [290, 122], 1880: [536, 198]}], 'zosters', {1800: [1, 1], 1830: [1, 1], 1840: [2, 2], 1850: [3, 3], 1870: [2, 2], 1880: [15, 13], 1890: [12, 8], 1900: [15, 12], 1910: [25, 16], 1920: [15, 7], 1930: [1, 1], 1940: [36, 12], 1950: [16, 6], 1960: [8, 5], 1970: [10, 8], 1980: [19, 18], 1990: [15, 15], 2000: [28, 25], 1810: [3, 3]}], 'zealotry', {1650: [2, 1], 1660: [1, 1], 1670: [3, 2], 1690: [1, 1], 1750: [1, 1], 1790: [1, 1], 1810: [33, 30], 1820: [18, 14], 1830: [78, 61], 1840: [78, 69], 1850: [226, 180], 1860: [172, 119], 1870: [129, 99], 1880: [218, 140], 1890: [286, 225], 1900: [189, 165], 1910: [306, 234], 1920: [282, 242], 1930: [299, 250], 1940: [339, 253], 1950: [480, 361], 1960: [1078, 753], 1970: [1905, 1449], 1980: [3216, 2583], 1990: [8205, 5937], 2000: [14005, 10351], 1700: [1, 1]}], 'zit', {1850: [359, 102], 1890: [794, 371], 1900: [662, 326], 1920: [584, 331], 1930: [713, 372], 1940: [666, 348], 1950: [1246, 585], 1960: [2218, 1079], 1970: [3077, 1455], 1980: [4193, 2233], 1990: [7131, 3904], 2000: [14471, 7693], 1550: [3, 1], 1670: [1, 1], 1690: [1, 1], 1700: [3, 3], 1710: [5, 4], 1720: [151, 12], 1730: [8, 6], 1740: [9, 7], 1750: [7, 7], 1760: [48, 12], 1770: [14, 13], 1780: [161, 36], 1790: [152, 44], 1800: [121, 52], 1810: [610, 147], 1820: [319, 143], 1830: [325, 104], 1840: [788, 152], 1860: [314, 130], 1870: [491, 175], 1880: [450, 308], 1910: [469, 275], 1630: [2, 1]}], 'zerumbet', {1700: [1, 1], 1750: [2, 2], 1770: [3, 3], 1790: [7, 7], 1800: [15, 5], 1810: [11, 11], 1820: [49, 14], 1830: [64, 32], 1840: [20, 11], 1850: [35, 16], 1860: [30, 26], 1870: [61, 45], 1880: [35, 24], 1890: [23, 10], 1900: [29, 23], 1910: [41, 31], 1920: [48, 19], 1930: [40, 25], 1940: [32, 10], 1950: [49, 36], 1960: [62, 49], 1970: [107, 59], 1980: [195, 82], 1990: [352, 156], 2000: [748, 251], 1780: [4, 4]}], 'zoologist', {1740: [1, 1], 1760: [2, 1], 1770: [25, 19], 1780: [42, 29], 1790: [43, 30], 1800: [109, 101], 1810: [137, 122], 1820: [512, 325], 1830: [1150, 609], 1840: [2282, 776], 1850: [3539, 1189], 1860: [5112, 1278], 1870: [6109, 1653], 1880: [6500, 2265], 1890: [9161, 3012], 1900: [8561, 3548], 1910: [7714, 3699], 1920: [6968, 3503], 1930: [6881, 3365], 1940: [5533, 2961], 1950: [9846, 4798], 1960: [17178, 9044], 1970: [21349, 11603], 1980: [22175, 11744], 1990: [32601, 17238], 2000: [47725, 24358]}], 'zygadenine', {1910: [15, 13], 1920: [3, 3], 1930: [4, 4], 1940: [13, 13], 1950: [19, 15], 1960: [74, 35], 1970: [44, 27], 1980: [20, 18], 1990: [37, 28], 2000: [41, 23]}], 'zemindars', {1800: [814, 177], 1820: [3785, 392], 1830: [3943, 534], 1840: [2960, 489], 1850: [8541, 990], 1860: [4666, 734], 1870: [11921, 777], 1880: [5040, 850], 1890: [2344, 600], 1900: [3909, 818], 1910: [2800, 535], 1920: [2538, 545], 1930: [2878, 550], 1940: [1959, 485], 1950: [3233, 650], 1960: [5246, 1218], 1970: [5621, 1128], 1980: [6084, 1021], 1990: [3147, 889], 2000: [9621, 1503], 1680: [3, 2], 1750: [6, 2], 1760: [125, 20], 1770: [122, 12], 1780: [901, 75], 1790: [473, 75], 1810: [2368, 240]}], 'zen', {1750: [39, 36], 1800: [243, 204], 1810: [373, 246], 1820: [510, 319], 1830: [354, 274], 1840: [573, 403], 1850: [567, 479], 1860: [651, 438], 1870: [768, 492], 1880: [1156, 762], 1890: [1884, 1087], 1900: [4176, 1807], 1910: [6474, 1616], 1920: [9986, 1553], 1930: [15513, 1801], 1950: [38135, 3919], 1960: [97613, 11675], 1970: [181923, 21750], 1980: [209200, 30040], 1990: [362263, 52176], 2000: [522920, 82555], 1770: [36, 30], 1790: [128, 105], 1940: [14123, 1783], 1650: [1, 1], 1670: [1, 1], 1680: [3, 2], 1690: [4, 4], 1700: [12, 11], 1710: [12, 11], 1720: [24, 22], 1730: [33, 19], 1740: [59, 28], 1760: [53, 44], 1780: [69, 66], 1630: [4, 1]}], 'zimmerwaldist', {1910: [6, 4], 1920: [9, 3], 1930: [22, 10], 1940: [26, 8], 1950: [44, 13], 1960: [67, 35], 1970: [105, 53], 1980: [134, 23], 1990: [37, 17], 2000: [40, 27]}], 'zoysias', {1910: [2, 2], 1920: [2, 2], 1940: [3, 3], 1950: [115, 39], 1960: [86, 21], 1970: [166, 51], 1980: [87, 36], 1990: [62, 35], 2000: [45, 31]}], 'zygoma', {1730: [4, 3], 1740: [6, 5], 1760: [8, 6], 1780: [19, 4], 1800: [79, 28], 1810: [181, 40], 1820: [433, 121], 1830: [544, 151], 1840: [1219, 220], 1850: [1331, 274], 1860: [1457, 314], 1870: [1728, 421], 1880: [2345, 515], 1890: [2683, 597], 1900: [4232, 767], 1910: [4401, 842], 1920: [1895, 431], 1930: [1643, 372], 1940: [1760, 438], 1950: [3389, 779], 1960: [5196, 1145], 1970: [6638, 1541], 1980: [8450, 1899], 1990: [13362, 2398], 2000: [13794, 2789], 1750: [3, 2], 1770: [3, 1], 1790: [6, 4]}], 'zelatrice', {1840: [20, 4], 1870: [3, 3], 1880: [1, 1], 1900: [39, 24], 1910: [30, 22], 1920: [13, 13], 1930: [5, 4], 1950: [7, 7], 1960: [6, 6], 1970: [9, 6], 1980: [10, 8], 1990: [16, 13], 2000: [25, 23], 1890: [27, 19], 1940: [3, 3]}], 'zamindars', {1760: [2, 2], 1770: [11, 3], 1820: [4, 2], 1830: [147, 20], 1840: [77, 45], 1850: [219, 41], 1860: [431, 42], 1870: [884, 172], 1880: [1386, 224], 1890: [2178, 324], 1900: [2521, 355], 1910: [1925, 306], 1920: [2493, 517], 1930: [3587, 571], 1940: [4840, 915], 1950: [12086, 1969], 1960: [27736, 4050], 1970: [34840, 5661], 1980: [44343, 6072], 1990: [46512, 7170], 2000: [39548, 6846], 1780: [6, 2], 1800: [36, 2]}], 'zendik', {1730: [3, 3], 1750: [1, 1], 1830: [7, 7], 1840: [7, 4], 1860: [13, 5], 1870: [9, 6], 1880: [23, 11], 1890: [41, 20], 1900: [7, 3], 1910: [3, 2], 1930: [12, 4], 1940: [5, 2], 1950: [5, 2], 1960: [18, 7], 1970: [10, 7], 1980: [20, 8], 1990: [42, 26], 2000: [411, 46]}], 'zoetic', {1880: [84, 4], 1970: [14, 9], 1980: [8, 7], 1990: [180, 54], 2000: [122, 81], 1830: [1, 1], 1920: [1, 1]}], 'zaribas', {1750: [1, 1], 1790: [1, 1], 1860: [3, 3], 1870: [5, 5], 1880: [294, 27], 1890: [96, 54], 1900: [42, 27], 1910: [112, 42], 1920: [90, 40], 1930: [50, 32], 1940: [8, 8], 1950: [33, 14], 1960: [112, 51], 1970: [148, 56], 1980: [146, 42], 1990: [160, 70], 2000: [545, 87]}], 'zimbi', {1830: [1, 1], 1840: [3, 3], 1880: [159, 6], 1900: [11, 6], 1920: [11, 8], 1930: [46, 10], 1940: [3, 3], 1950: [7, 6], 1960: [28, 18], 1970: [12, 10], 1980: [197, 14], 1990: [63, 26], 2000: [1447, 44], 1810: [8, 3], 1850: [5, 4], 1860: [17, 17], 1870: [2, 2], 1890: [2, 2]}], 'zooflagellate', {1950: [1, 1], 1960: [77, 43], 1970: [85, 41], 1980: [187, 88], 1990: [184, 98], 2000: [174, 91]}], 'zonality', {1960: [2022, 423], 1970: [3159, 671], 1980: [2670, 754], 1990: [3032, 676], 2000: [2459, 645], 1910: [3, 2], 1920: [110, 22], 1930: [78, 24], 1940: [122, 25], 1950: [264, 83]}], 'zootomic', {1820: [2, 2], 1830: [3, 3], 1840: [6, 6], 1850: [5, 4], 1860: [9, 4], 1880: [11, 10], 1890: [16, 11], 1900: [3, 3], 1910: [12, 8], 1920: [4, 4], 1930: [7, 6], 1940: [2, 1], 1950: [21, 21], 1960: [9, 7], 1970: [9, 6], 1980: [16, 10], 1990: [14, 13], 2000: [9, 8], 1800: [1, 1], 1870: [5, 5]}], 'zobo', {1850: [15, 15], 1890: [65, 8], 1900: [52, 38], 1910: [31, 20], 1920: [17, 17], 1930: [25, 20], 1940: [9, 9], 1950: [17, 12], 1960: [57, 34], 1970: [101, 77], 1980: [200, 89], 1990: [220, 114], 2000: [271, 165], 1870: [5, 5], 1880: [1, 1], 1830: [18, 2]}], 'zonate', {1820: [2, 2], 1830: [24, 5], 1840: [2, 2], 1850: [105, 8], 1860: [68, 12], 1870: [49, 10], 1880: [171, 9], 1890: [57, 19], 1900: [273, 52], 1910: [290, 64], 1920: [191, 64], 1930: [789, 99], 1940: [594, 103], 1950: [622, 142], 1960: [608, 210], 1970: [1169, 298], 1980: [610, 272], 1990: [688, 284], 2000: [789, 283]}], 'zymogenes', {1870: [2, 2], 1880: [32, 17], 1890: [34, 27], 1900: [88, 50], 1910: [82, 52], 1920: [26, 15], 1930: [57, 15], 1940: [202, 73], 1950: [156, 73], 1960: [320, 147], 1970: [455, 192], 1980: [288, 146], 1990: [129, 71], 2000: [136, 71]}], 'zechin', {1760: [4, 4], 1770: [1, 1], 1780: [3, 2], 1790: [7, 7], 1800: [7, 7], 1810: [8, 6], 1820: [21, 10], 1830: [9, 8], 1840: [5, 4], 1850: [9, 9], 1860: [15, 13], 1870: [8, 8], 1880: [17, 17], 1890: [38, 37], 1900: [37, 37], 1910: [19, 17], 1920: [11, 10], 1930: [11, 11], 1940: [15, 15], 1950: [5, 4], 1960: [29, 23], 1970: [19, 17], 1980: [60, 24], 1990: [21, 10], 2000: [58, 42], 1730: [1, 1]}], 'zocalo', {1880: [243, 72], 1890: [175, 76], 1900: [218, 86], 1910: [404, 101], 1920: [171, 80], 1930: [996, 190], 1940: [1402, 290], 1950: [921, 303], 1960: [2617, 619], 1970: [2817, 792], 1980: [6054, 944], 1990: [13950, 1979], 2000: [11476, 2799], 1870: [1, 1]}], 'zippers', {1870: [2, 2], 1920: [58, 27], 1930: [383, 298], 1940: [1511, 952], 1950: [1781, 1151], 1960: [3149, 1957], 1970: [7085, 3869], 1980: [11501, 6819], 1990: [19550, 11797], 2000: [27068, 16930], 1900: [1, 1]}], 'zonurus', {1820: [2, 2], 1830: [21, 3], 1840: [9, 8], 1850: [5, 2], 1860: [23, 16], 1870: [25, 18], 1880: [16, 11], 1890: [36, 18], 1900: [40, 13], 1910: [52, 16], 1920: [36, 10], 1930: [77, 26], 1940: [31, 16], 1950: [43, 29], 1960: [50, 30], 1970: [42, 27], 1980: [30, 16], 1990: [16, 13], 2000: [55, 31]}], 'zoographic', {1810: [4, 4], 1930: [5, 5], 1940: [1, 1], 1960: [22, 20], 1970: [24, 24], 1980: [45, 35], 1990: [69, 46], 2000: [62, 43], 1830: [5, 3], 1840: [1, 1], 1870: [1, 1], 1880: [18, 10], 1890: [4, 4], 1900: [4, 4], 1910: [1, 1], 1920: [9, 2], 1950: [1, 1]}], 'zuza', {1720: [4, 2], 1740: [1, 1], 1750: [1, 1], 1770: [1, 1], 1810: [2, 2], 1820: [1, 1], 1840: [12, 12], 1850: [4, 4], 1860: [11, 7], 1870: [1, 1], 1880: [22, 21], 1890: [5, 5], 1900: [56, 12], 1910: [80, 13], 1930: [8, 3], 1940: [9, 8], 1950: [8, 6], 1960: [96, 26], 1970: [94, 38], 1980: [63, 50], 1990: [390, 121], 2000: [1797, 189], 1830: [2, 2]}], 'zincate', {1820: [5, 1], 1850: [39, 6], 1860: [26, 9], 1870: [38, 22], 1880: [161, 42], 1890: [276, 145], 1900: [496, 236], 1910: [662, 292], 1920: [504, 213], 1930: [500, 206], 1940: [572, 262], 1950: [969, 349], 1960: [1135, 408], 1970: [858, 313], 1980: [971, 315], 1990: [765, 290], 2000: [1207, 369]}], 'zoarium', {1860: [59, 4], 1870: [7, 3], 1880: [1135, 28], 1890: [79, 31], 1900: [1126, 104], 1910: [1967, 64], 1920: [5156, 65], 1930: [2822, 79], 1940: [1946, 51], 1950: [1863, 73], 1960: [1529, 140], 1970: [2516, 80], 1980: [605, 86], 1990: [240, 51], 2000: [119, 44]}], 'zoology', {1730: [11, 7], 1770: [180, 68], 1780: [173, 98], 1790: [342, 190], 1800: [1479, 598], 1810: [2959, 1073], 1820: [4022, 1505], 1830: [8713, 3185], 1840: [9674, 4004], 1850: [15446, 6360], 1860: [12642, 5518], 1870: [21881, 9329], 1880: [28258, 11791], 1890: [35900, 13999], 1900: [49517, 17370], 1910: [47095, 14799], 1920: [40074, 13277], 1930: [42036, 13034], 1940: [35201, 11523], 1950: [47539, 16487], 1960: [82733, 29795], 1970: [105651, 35110], 1980: [128517, 35188], 1990: [153997, 45879], 2000: [195574, 62993], 1600: [1, 1], 1680: [2, 2], 1700: [1, 1], 1740: [1, 1], 1750: [6, 5], 1760: [93, 4]}], 'zingano', {1820: [1, 1], 1840: [7, 1], 1850: [2, 2], 1880: [1, 1], 1890: [4, 4], 1900: [1, 1], 1910: [2, 2], 1940: [1, 1], 1950: [6, 3], 1960: [5, 3], 1970: [7, 5], 1980: [2, 2], 1990: [16, 13], 2000: [49, 19]}], 'zerda', {1820: [14, 8], 1830: [54, 31], 1840: [32, 28], 1850: [58, 41], 1860: [64, 36], 1890: [81, 44], 1900: [118, 46], 1920: [83, 57], 1930: [86, 61], 1950: [86, 52], 1960: [199, 121], 1970: [422, 176], 1980: [640, 293], 1990: [1022, 406], 2000: [1413, 582], 1780: [13, 4], 1790: [9, 9], 1800: [16, 5], 1870: [22, 18], 1880: [60, 30], 1910: [209, 72], 1940: [45, 27]}], 'zaptieh', {1850: [63, 11], 1860: [50, 7], 1870: [1181, 169], 1880: [754, 104], 1890: [737, 151], 1900: [783, 110], 1910: [943, 129], 1920: [258, 80], 1930: [123, 56], 1940: [38, 19], 1950: [49, 34], 1960: [135, 28], 1970: [132, 38], 1980: [116, 44], 1990: [399, 59], 2000: [1456, 180]}], 'zirian', {1820: [5, 5], 1830: [2, 2], 1850: [1, 1], 1860: [1, 1], 1870: [5, 5], 1890: [138, 8], 1900: [1, 1], 1910: [15, 9], 1920: [5, 5], 1930: [11, 4], 1940: [3, 3], 1950: [1, 1], 1960: [6, 5], 1970: [27, 6], 1980: [4, 4], 1990: [2, 2], 2000: [58, 5]}], 'zurich', {1550: [3, 1], 1575: [1, 1], 1620: [1, 1], 1640: [41, 2], 1650: [13, 2], 1660: [6, 6], 1670: [29, 6], 1680: [78, 12], 1690: [8, 4], 1700: [39, 13], 1710: [259, 29], 1720: [151, 39], 1730: [179, 56], 1740: [129, 42], 1750: [254, 77], 1760: [362, 90], 1770: [218, 63], 1780: [292, 124], 1790: [971, 220], 1800: [2668, 610], 1810: [3725, 900], 1820: [5660, 1371], 1830: [12145, 1873], 1840: [23346, 2775], 1850: [22549, 3338], 1860: [13798, 3531], 1870: [22284, 4970], 1880: [23567, 6484], 1890: [37889, 7638], 1900: [59266, 10630], 1910: [35563, 9252], 1920: [32911, 8422], 1930: [37888, 9522], 1940: [32928, 9149], 1950: [78740, 17639], 1960: [156410, 35173], 1970: [197921, 45842], 1980: [253580, 58116], 1990: [330336, 77581], 2000: [437381, 102674]}], 'zealous', {1500: [5, 1], 1550: [29, 4], 1575: [46, 13], 1600: [14, 1], 1610: [1, 1], 1620: [7, 5], 1630: [23, 7], 1640: [104, 24], 1650: [63, 15], 1660: [111, 25], 1670: [263, 70], 1680: [474, 139], 1690: [397, 126], 1700: [1417, 427], 1710: [1726, 523], 1720: [2340, 556], 1730: [2696, 685], 1740: [2704, 696], 1750: [4807, 1040], 1760: [4678, 1168], 1770: [4717, 1215], 1780: [7000, 1636], 1790: [11345, 2742], 1800: [26602, 6208], 1810: [44948, 8898], 1820: [65790, 13617], 1830: [79754, 16785], 1840: [96075, 19441], 1850: [116207, 24667], 1860: [78867, 19633], 1870: [83717, 21805], 1880: [89408, 27049], 1890: [91132, 31390], 1900: [105213, 39677], 1910: [73061, 30168], 1920: [59776, 27060], 1930: [53153, 24410], 1940: [40776, 19920], 1950: [59704, 28917], 1960: [108081, 52407], 1970: [109344, 58362], 1980: [101098, 58260], 1990: [141117, 82690], 2000: [298837, 153501]}], 'zoogeog', {1920: [2, 2], 1930: [1, 1], 1940: [2, 2], 1950: [1, 1], 1960: [5, 5], 1970: [54, 21], 1980: [12, 12], 1990: [8, 6], 2000: [3, 3]}], 'zeiss', {1860: [18, 17], 1870: [360, 77], 1880: [2451, 408], 1890: [4355, 857], 1900: [8662, 1825], 1910: [10766, 2200], 1920: [6307, 1795], 1930: [7686, 2096], 1940: [9013, 2130], 1950: [9910, 2557], 1960: [17417, 5136], 1970: [23295, 7265], 1980: [27834, 9518], 1990: [36031, 10626], 2000: [46511, 13728], 1800: [4, 3], 1810: [2, 2], 1820: [3, 3], 1830: [1, 1], 1840: [11, 9], 1850: [11, 10]}], 'zelkova', {1890: [47, 17], 1900: [81, 31], 1910: [44, 22], 1920: [121, 55], 1930: [171, 79], 1940: [262, 77], 1950: [774, 208], 1960: [1122, 323], 1970: [1162, 463], 1980: [1970, 642], 1990: [2743, 931], 2000: [2909, 1008], 1870: [5, 1], 1880: [21, 9]}], 'zip', {1790: [10, 8], 1940: [4337, 2447], 1950: [8358, 3735], 1960: [27652, 9971], 1970: [68821, 24625], 1980: [164725, 58191], 1990: [347612, 111608], 2000: [478838, 161894], 1710: [4, 4], 1750: [7, 7], 1780: [11, 11], 1800: [32, 29], 1810: [43, 35], 1820: [38, 36], 1830: [62, 39], 1840: [194, 83], 1850: [260, 74], 1860: [227, 126], 1870: [295, 149], 1880: [1475, 323], 1890: [1023, 498], 1900: [1773, 862], 1910: [2724, 1140], 1920: [2652, 1295], 1930: [3968, 1809], 1680: [3, 3], 1690: [2, 2], 1700: [6, 6], 1730: [9, 9], 1740: [12, 11], 1760: [8, 5], 1770: [4, 4], 1670: [1, 1], 1720: [21, 16]}], 'zoologically', {1780: [1, 1], 1810: [2, 2], 1820: [35, 33], 1830: [88, 70], 1840: [159, 93], 1850: [338, 241], 1860: [242, 191], 1870: [568, 388], 1880: [622, 483], 1890: [797, 665], 1900: [884, 722], 1910: [825, 637], 1920: [691, 551], 1930: [533, 408], 1940: [421, 352], 1950: [630, 489], 1960: [1118, 824], 1970: [1012, 870], 1980: [898, 786], 1990: [1060, 901], 2000: [1855, 1524]}], 'zakuska', {1870: [33, 13], 1880: [43, 37], 1890: [99, 48], 1900: [108, 76], 1910: [204, 94], 1920: [98, 74], 1930: [74, 58], 1940: [110, 72], 1950: [69, 48], 1960: [77, 47], 1970: [113, 60], 1980: [238, 119], 1990: [277, 160], 2000: [343, 187], 1830: [5, 5]}], 'zookers', {1750: [3, 3], 1760: [2, 2], 1780: [3, 2], 1790: [5, 5], 1800: [8, 8], 1810: [13, 12], 1820: [194, 16], 1830: [25, 23], 1860: [7, 7], 1880: [7, 7], 1890: [22, 20], 1900: [13, 13], 1910: [10, 10], 1920: [10, 10], 1930: [10, 7], 1950: [9, 5], 1960: [3, 3], 1970: [17, 16], 1980: [3, 2], 1990: [16, 15], 2000: [74, 56], 1840: [5, 4], 1850: [7, 7], 1870: [1, 1], 1940: [1, 1]}], 'zoophytic', {1800: [5, 4], 1810: [103, 42], 1820: [69, 26], 1830: [211, 106], 1840: [168, 107], 1850: [406, 156], 1860: [146, 93], 1870: [149, 71], 1880: [101, 56], 1890: [59, 37], 1900: [69, 36], 1910: [8, 8], 1920: [19, 17], 1930: [13, 13], 1940: [5, 5], 1950: [7, 7], 1960: [17, 15], 1970: [26, 22], 1980: [18, 16], 1990: [34, 30], 2000: [103, 86]}], 'zapateo', {1830: [9, 9], 1840: [7, 6], 1850: [8, 4], 1870: [14, 10], 1880: [3, 3], 1890: [12, 12], 1900: [5, 5], 1910: [10, 10], 1920: [1, 1], 1930: [16, 8], 1940: [97, 44], 1950: [47, 19], 1960: [70, 38], 1970: [144, 54], 1980: [92, 60], 1990: [277, 142], 2000: [700, 234], 1760: [2, 2], 1860: [7, 7]}], 'zoosperms', {1840: [9, 6], 1850: [172, 49], 1860: [211, 69], 1870: [343, 95], 1880: [455, 101], 1890: [188, 55], 1900: [231, 62], 1910: [315, 33], 1920: [47, 25], 1930: [29, 13], 1940: [9, 9], 1950: [26, 24], 1960: [31, 30], 1970: [54, 22], 1980: [33, 25], 1990: [38, 26], 2000: [255, 85]}], 'zeuglodontia', {1870: [5, 5], 1880: [11, 7], 1890: [3, 1], 1900: [15, 5], 1910: [86, 24], 1920: [36, 11], 1930: [2, 2], 1940: [3, 2], 1950: [2, 2], 1960: [4, 3], 1970: [13, 10], 1980: [4, 3], 1990: [3, 1], 2000: [7, 3]}], 'zoophytology', {1810: [1, 1], 1830: [14, 13], 1840: [39, 30], 1850: [70, 45], 1860: [15, 13], 1870: [8, 8], 1880: [16, 14], 1890: [14, 12], 1900: [11, 8], 1910: [2, 2], 1920: [6, 6], 1930: [6, 3], 1940: [7, 7], 1950: [13, 7], 1960: [6, 4], 1970: [15, 13], 1980: [25, 14], 1990: [17, 12], 2000: [29, 25]}], 'zamarros', {1850: [4, 4], 1860: [15, 3], 1890: [3, 3], 1940: [2, 1], 1950: [15, 13], 1960: [27, 8], 1970: [8, 2], 1980: [8, 6], 1990: [22, 6], 2000: [21, 11]}], 'zymurgy', {1950: [54, 39], 1960: [83, 62], 1970: [91, 80], 1980: [224, 177], 1990: [681, 306], 2000: [517, 334], 1870: [1, 1], 1920: [15, 15], 1930: [8, 7], 1940: [10, 10]}], 'zooxanthella', {1880: [19, 5], 1890: [74, 19], 1900: [171, 38], 1910: [26, 20], 1920: [46, 20], 1930: [109, 24], 1940: [42, 33], 1950: [12, 6], 1960: [119, 75], 1970: [181, 87], 1980: [327, 114], 1990: [338, 147], 2000: [392, 162]}], 'zoography', {1750: [8, 5], 1780: [9, 7], 1790: [4, 3], 1800: [15, 15], 1810: [35, 33], 1820: [28, 23], 1830: [53, 44], 1840: [40, 33], 1850: [42, 37], 1860: [37, 30], 1870: [25, 22], 1880: [39, 39], 1890: [50, 45], 1900: [29, 26], 1910: [23, 23], 1920: [58, 35], 1930: [48, 39], 1940: [83, 38], 1950: [78, 46], 1960: [81, 55], 1970: [87, 81], 1980: [92, 66], 1990: [93, 78], 2000: [202, 134], 1700: [2, 2], 1730: [7, 3], 1770: [2, 2]}], 'zoomorph', {1890: [30, 4], 1900: [43, 20], 1910: [294, 39], 1920: [13, 9], 1930: [894, 58], 1940: [118, 34], 1950: [214, 68], 1960: [157, 77], 1970: [496, 146], 1980: [858, 230], 1990: [842, 315], 2000: [1406, 346], 1800: [2, 2]}], 'zosteraceae', {1940: [16, 8], 1950: [74, 48], 1960: [95, 54], 1970: [205, 113], 1980: [303, 118], 1990: [194, 132], 2000: [553, 144], 1830: [4, 4], 1840: [3, 2], 1850: [2, 2], 1860: [9, 8], 1870: [4, 4], 1900: [1, 1], 1910: [3, 3], 1930: [3, 2]}], 'zincke', {1730: [2, 2], 1760: [1, 1], 1770: [16, 2], 1780: [57, 20], 1790: [43, 10], 1800: [29, 24], 1810: [59, 16], 1820: [246, 58], 1830: [35, 34], 1840: [228, 53], 1850: [197, 129], 1860: [227, 123], 1870: [551, 275], 1880: [544, 214], 1890: [684, 268], 1900: [1415, 351], 1910: [421, 213], 1920: [534, 211], 1930: [393, 154], 1940: [299, 133], 1950: [501, 164], 1960: [744, 279], 1970: [853, 277], 1980: [1112, 416], 1990: [1817, 520], 2000: [2743, 850]}], 'zareeba', {1860: [127, 44], 1870: [219, 15], 1880: [249, 41], 1890: [80, 26], 1900: [197, 38], 1910: [38, 11], 1920: [97, 18], 1930: [49, 13], 1940: [11, 8], 1950: [73, 27], 1960: [104, 40], 1970: [38, 14], 1980: [59, 30], 1990: [35, 21], 2000: [558, 111]}], 'zambians', {1960: [1039, 271], 1970: [6246, 1117], 1980: [4765, 1219], 1990: [5734, 1561], 2000: [9626, 2256], 1890: [5, 1]}], 'zucchinis', {1950: [13, 9], 1960: [23, 18], 1970: [175, 89], 1980: [624, 384], 1990: [1485, 885], 2000: [2481, 1553], 1940: [5, 4]}], 'zebraic', {1860: [1, 1], 1880: [1, 1], 1890: [1, 1], 1910: [10, 10], 1920: [7, 7], 1930: [6, 6], 1940: [5, 5], 1950: [12, 8], 1960: [6, 6], 1970: [12, 10], 1980: [30, 18], 1990: [49, 26], 2000: [30, 24]}], 'zeugma', {1720: [9, 8], 1810: [117, 75], 1830: [195, 71], 1840: [94, 52], 1850: [354, 201], 1860: [173, 113], 1870: [357, 170], 1880: [483, 211], 1890: [381, 195], 1900: [449, 242], 1910: [258, 172], 1920: [365, 199], 1930: [558, 254], 1940: [367, 148], 1950: [814, 389], 1960: [1437, 735], 1970: [1654, 798], 1980: [2167, 1070], 1990: [3514, 1368], 2000: [5615, 2117], 1760: [12, 8], 1820: [250, 107], 1680: [1, 1], 1690: [1, 1], 1700: [1, 1], 1730: [12, 6], 1740: [13, 4], 1750: [12, 9], 1770: [12, 5], 1780: [19, 11], 1790: [33, 19], 1800: [92, 48]}], 'zalophus', {1860: [8, 5], 1870: [73, 16], 1880: [245, 34], 1890: [76, 27], 1900: [192, 58], 1910: [93, 53], 1920: [207, 67], 1930: [294, 72], 1940: [180, 56], 1950: [316, 81], 1960: [626, 165], 1970: [1936, 329], 1980: [1559, 409], 1990: [1556, 501], 2000: [2154, 600]}], 'zakat', {1790: [149, 11], 1800: [1, 1], 1810: [5, 4], 1820: [8, 3], 1830: [40, 26], 1840: [19, 13], 1850: [6, 5], 1860: [12, 12], 1870: [616, 51], 1880: [131, 56], 1890: [65, 35], 1900: [273, 80], 1910: [2766, 78], 1920: [286, 117], 1930: [608, 138], 1940: [1712, 164], 1950: [2479, 608], 1960: [12606, 1525], 1970: [12365, 2198], 1980: [22394, 3581], 1990: [27493, 5289], 2000: [53347, 9498]}], 'zincum', {1770: [44, 5], 1780: [62, 21], 1790: [34, 14], 1800: [87, 43], 1810: [106, 49], 1820: [67, 31], 1830: [60, 31], 1840: [141, 33], 1850: [431, 96], 1860: [253, 68], 1870: [516, 138], 1880: [1097, 217], 1890: [874, 213], 1900: [753, 203], 1910: [356, 140], 1920: [161, 40], 1930: [19, 18], 1940: [22, 21], 1950: [71, 39], 1960: [51, 40], 1970: [99, 28], 1980: [132, 53], 1990: [590, 182], 2000: [2292, 518]}], 'zucchetti', {1790: [8, 8], 1800: [5, 5], 1820: [8, 8], 1840: [15, 12], 1850: [4, 4], 1860: [3, 3], 1880: [6, 6], 1890: [1, 1], 1900: [54, 30], 1910: [10, 9], 1920: [11, 9], 1930: [105, 22], 1940: [23, 11], 1950: [47, 22], 1960: [99, 57], 1970: [179, 91], 1980: [358, 159], 1990: [641, 202], 2000: [910, 374]}], 'zaffer', {1720: [2, 2], 1750: [69, 10], 1760: [8, 5], 1780: [6, 6], 1790: [9, 7], 1800: [48, 31], 1810: [43, 32], 1820: [101, 34], 1830: [136, 21], 1840: [123, 33], 1860: [52, 35], 1870: [90, 52], 1880: [100, 61], 1890: [41, 27], 1900: [109, 70], 1910: [46, 39], 1920: [114, 54], 1930: [41, 26], 1940: [54, 36], 1950: [52, 30], 1960: [126, 67], 1970: [163, 85], 1980: [174, 72], 1990: [172, 106], 2000: [384, 200], 1575: [2, 2], 1690: [46, 1], 1700: [2, 2], 1710: [1, 1], 1740: [9, 3], 1770: [14, 1], 1850: [71, 28]}], 'zindabad', {1930: [36, 14], 1940: [656, 224], 1950: [605, 267], 1960: [1135, 518], 1970: [2011, 940], 1980: [2445, 1073], 1990: [3586, 1580], 2000: [3719, 1612], 1820: [2, 1], 1910: [7, 6]}], 'zither', {1690: [1, 1], 1700: [2, 2], 1710: [2, 2], 1740: [1, 1], 1760: [1, 1], 1780: [4, 4], 1790: [3, 3], 1800: [95, 11], 1810: [3, 3], 1830: [2, 2], 1840: [14, 13], 1850: [46, 28], 1860: [73, 37], 1870: [344, 160], 1880: [822, 496], 1890: [1543, 921], 1900: [2384, 1179], 1910: [1644, 1038], 1920: [1851, 1026], 1930: [1882, 1085], 1940: [2246, 1069], 1950: [3107, 1705], 1960: [5751, 2784], 1970: [8015, 3300], 1980: [10478, 4197], 1990: [13954, 5759], 2000: [19756, 8435], 1680: [1, 1], 1730: [1, 1], 1750: [2, 2], 1770: [1, 1], 1820: [4, 4]}], 'zooecia', {1860: [84, 3], 1870: [418, 18], 1880: [468, 22], 1890: [784, 49], 1900: [1747, 78], 1910: [3327, 51], 1920: [5488, 76], 1930: [3059, 77], 1940: [943, 56], 1950: [5300, 98], 1960: [5072, 179], 1970: [1841, 148], 1980: [1944, 155], 1990: [790, 125], 2000: [537, 75]}], 'zeunerite', {1840: [1, 1], 1880: [2, 2], 1890: [7, 6], 1900: [18, 15], 1910: [28, 22], 1920: [4, 1], 1930: [1, 1], 1940: [37, 20], 1950: [129, 52], 1960: [67, 32], 1970: [48, 22], 1980: [47, 31], 1990: [40, 17], 2000: [30, 15]}], 'zorotypus', {1910: [4, 1], 1920: [111, 20], 1930: [148, 33], 1940: [70, 20], 1950: [44, 16], 1960: [56, 29], 1970: [102, 41], 1980: [53, 30], 1990: [218, 45], 2000: [164, 34]}], 'zaffre', {1760: [44, 13], 1770: [34, 13], 1780: [89, 24], 1790: [83, 32], 1800: [163, 49], 1810: [125, 68], 1820: [149, 80], 1830: [253, 101], 1840: [263, 132], 1850: [231, 133], 1860: [170, 118], 1870: [82, 70], 1880: [123, 84], 1890: [145, 90], 1900: [244, 140], 1910: [110, 67], 1920: [86, 66], 1930: [41, 28], 1940: [67, 51], 1950: [235, 84], 1960: [216, 109], 1970: [176, 107], 1980: [133, 75], 1990: [107, 78], 2000: [282, 205], 1740: [8, 3], 1750: [1, 1]}], 'zoomorphy', {1900: [4, 4], 1910: [4, 4], 1930: [3, 3], 1940: [2, 2], 1950: [3, 3], 1960: [3, 3], 1970: [5, 5], 1980: [15, 14], 1990: [7, 7], 2000: [4, 4]}], 'zealot', {1800: [779, 644], 1810: [1237, 920], 1820: [1930, 1429], 1830: [1928, 1456], 1840: [2213, 1671], 1850: [2882, 2080], 1860: [2387, 1743], 1870: [2929, 2016], 1880: [3555, 2726], 1890: [4144, 3038], 1900: [5211, 3887], 1910: [4256, 3174], 1920: [4015, 2943], 1930: [4410, 3218], 1940: [4060, 2754], 1950: [6683, 4212], 1960: [11340, 7406], 1970: [14787, 8781], 1980: [17386, 10634], 1990: [28316, 17331], 2000: [45952, 29802], 1500: [1, 1], 1640: [3, 1], 1660: [8, 7], 1670: [11, 5], 1680: [15, 12], 1690: [21, 15], 1700: [59, 45], 1710: [59, 43], 1720: [76, 57], 1730: [114, 68], 1740: [98, 67], 1750: [177, 139], 1760: [131, 107], 1770: [184, 130], 1780: [206, 173], 1790: [298, 239], 1630: [2, 1], 1650: [1, 1]}], 'zool', {1800: [2783, 139], 1810: [1501, 156], 1820: [2940, 214], 1830: [6164, 429], 1840: [6026, 461], 1850: [5162, 514], 1860: [5749, 475], 1870: [5430, 765], 1880: [12142, 1194], 1890: [21413, 2019], 1900: [26871, 2869], 1910: [30954, 2785], 1920: [31191, 2428], 1930: [40437, 2735], 1940: [48409, 2757], 1950: [60435, 4629], 1960: [120537, 9207], 1970: [158353, 12821], 1980: [163527, 12355], 1990: [127606, 10167], 2000: [76348, 8573], 1770: [473, 29], 1780: [1082, 44], 1790: [194, 45], 1680: [2, 1], 1700: [1, 1], 1750: [1, 1], 1760: [2, 2], 1660: [1, 1]}], 'zho', {1820: [2, 2], 1900: [156, 95], 1930: [94, 66], 1950: [164, 81], 1960: [241, 142], 1970: [323, 171], 1980: [1089, 301], 1990: [817, 514], 2000: [1442, 760], 1760: [1, 1], 1830: [8, 4], 1840: [20, 14], 1850: [49, 29], 1860: [25, 21], 1870: [46, 33], 1880: [33, 25], 1890: [82, 51], 1910: [333, 125], 1920: [151, 94], 1940: [78, 62], 1710: [1, 1], 1720: [2, 2], 1730: [1, 1], 1790: [1, 1], 1800: [3, 3], 1810: [1, 1]}], 'zinnwaldite', {1880: [64, 31], 1890: [88, 44], 1900: [154, 76], 1910: [218, 89], 1920: [91, 49], 1930: [134, 69], 1940: [229, 80], 1950: [292, 116], 1960: [443, 169], 1970: [271, 134], 1980: [307, 143], 1990: [486, 140], 2000: [322, 120]}], 'zemstvo', {1870: [300, 32], 1880: [751, 89], 1890: [1035, 175], 1900: [3437, 492], 1910: [5873, 915], 1920: [4739, 780], 1930: [6087, 592], 1940: [3698, 486], 1950: [7146, 741], 1960: [18969, 1607], 1970: [23820, 1804], 1980: [16872, 1466], 1990: [15371, 1816], 2000: [16558, 2161], 1860: [2, 1]}], 'zoogleae', {1890: [1, 1], 1900: [16, 9], 1910: [24, 15], 1920: [6, 6], 1930: [6, 6], 1950: [7, 4], 1960: [7, 3], 1970: [5, 4], 1980: [3, 3], 1990: [29, 2], 2000: [2, 2]}], 'zoll', {1840: [276, 114], 1850: [496, 206], 1860: [573, 157], 1870: [539, 197], 1880: [638, 273], 1890: [783, 293], 1900: [721, 347], 1910: [481, 278], 1920: [388, 208], 1930: [952, 310], 1940: [964, 320], 1950: [2132, 633], 1960: [4517, 1312], 1970: [3872, 1461], 1980: [3861, 1621], 1990: [5891, 2171], 2000: [8971, 2957], 1760: [1, 1], 1780: [1, 1], 1800: [38, 18], 1810: [5, 4], 1820: [12, 12], 1830: [33, 28]}], 'zimbabwe', {1500: [165, 1], 1780: [1, 1], 1800: [1, 1], 1830: [2, 2], 1870: [1, 1], 1880: [11, 3], 1890: [1648, 192], 1900: [9303, 651], 1910: [813, 262], 1920: [1458, 417], 1930: [2861, 467], 1940: [1403, 285], 1950: [4323, 645], 1960: [16093, 2197], 1970: [53614, 5608], 1980: [261452, 27246], 1990: [442692, 46957], 2000: [572666, 66662]}], 'zolle', {1750: [3, 3], 1810: [4, 2], 1840: [22, 17], 1850: [11, 11], 1860: [30, 19], 1870: [22, 12], 1880: [23, 11], 1890: [82, 37], 1900: [93, 52], 1910: [39, 24], 1920: [61, 39], 1930: [95, 69], 1940: [39, 24], 1950: [100, 77], 1960: [265, 182], 1970: [344, 187], 1980: [534, 185], 1990: [291, 159], 2000: [418, 213], 1820: [2, 2], 1830: [4, 4]}], 'zowie', {1910: [131, 72], 1920: [147, 138], 1930: [204, 158], 1940: [196, 173], 1950: [216, 182], 1960: [273, 225], 1970: [438, 365], 1980: [667, 453], 1990: [1171, 756], 2000: [1775, 1140], 1850: [1, 1]}], 'zonules', {1860: [9, 5], 1870: [1, 1], 1890: [1, 1], 1900: [3, 3], 1910: [11, 9], 1920: [3, 3], 1930: [35, 12], 1950: [244, 31], 1960: [583, 153], 1970: [1485, 326], 1980: [2212, 445], 1990: [2721, 568], 2000: [5241, 860], 1850: [4, 2], 1880: [1, 1], 1940: [17, 10]}], 'zebrafishes', {1950: [2, 2], 1960: [7, 5], 1970: [15, 9], 1980: [16, 11], 1990: [17, 11], 2000: [26, 13]}], 'zoogenous', {1860: [12, 1], 1870: [1, 1], 1890: [41, 18], 1900: [7, 5], 1930: [14, 9], 1940: [2, 1], 1950: [52, 25], 1960: [30, 21], 1970: [39, 32], 1980: [45, 33], 1990: [53, 24], 2000: [42, 30], 1850: [1, 1], 1880: [9, 5]}], 'zoos', {1660: [1, 1], 1720: [4, 3], 1770: [5, 3], 1800: [18, 16], 1810: [19, 19], 1820: [15, 15], 1830: [16, 13], 1840: [15, 13], 1850: [34, 25], 1860: [18, 18], 1870: [25, 20], 1880: [38, 36], 1890: [54, 51], 1900: [210, 162], 1910: [373, 279], 1920: [817, 573], 1930: [1957, 1233], 1940: [2376, 1549], 1950: [5017, 2815], 1960: [12217, 5970], 1970: [21715, 9924], 1980: [32616, 13585], 1990: [67210, 25187], 2000: [90778, 33245], 1780: [2, 1], 1790: [12, 3]}], 'zionists', {1900: [825, 282], 1910: [3651, 634], 1920: [5601, 1014], 1930: [9898, 1285], 1940: [16756, 1828], 1950: [26287, 2678], 1960: [52646, 5040], 1970: [89811, 7073], 1980: [86640, 8953], 1990: [98280, 11970], 2000: [120615, 17466], 1800: [1, 1], 1840: [1, 1], 1850: [1, 1], 1860: [2, 2], 1870: [2, 2], 1880: [5, 5], 1890: [136, 41]}], 'zuleika', {1830: [306, 79], 1840: [308, 92], 1850: [584, 115], 1860: [287, 148], 1870: [517, 151], 1880: [435, 202], 1890: [1186, 251], 1900: [958, 253], 1910: [1441, 348], 1920: [4128, 519], 1930: [720, 370], 1940: [787, 321], 1950: [937, 436], 1960: [2719, 702], 1970: [3127, 762], 1980: [2540, 815], 1990: [3813, 1021], 2000: [10507, 1641], 1800: [15, 15], 1810: [66, 8], 1820: [133, 56]}], 'zealotism', {1740: [1, 1], 1840: [28, 24], 1860: [36, 31], 1870: [70, 55], 1880: [138, 84], 1890: [47, 43], 1900: [134, 33], 1910: [81, 65], 1920: [68, 39], 1930: [52, 48], 1940: [147, 35], 1950: [294, 102], 1960: [334, 139], 1970: [491, 176], 1980: [453, 178], 1990: [335, 196], 2000: [347, 252], 1780: [2, 2], 1790: [1, 1], 1800: [3, 3], 1810: [8, 5], 1820: [12, 12], 1830: [17, 15], 1850: [21, 15]}], 'zoic', {1680: [3, 1], 1740: [1, 1], 1810: [12, 11], 1830: [5, 5], 1840: [24, 22], 1850: [46, 46], 1860: [97, 66], 1870: [106, 87], 1880: [117, 94], 1890: [193, 121], 1900: [316, 202], 1910: [210, 150], 1920: [190, 124], 1930: [147, 122], 1940: [140, 119], 1950: [291, 227], 1960: [523, 355], 1970: [550, 385], 1980: [582, 484], 1990: [822, 488], 2000: [874, 558], 1730: [1, 1], 1790: [3, 2], 1800: [17, 12], 1820: [6, 5]}], 'zootheism', {1880: [40, 14], 1890: [66, 26], 1900: [45, 40], 1910: [21, 15], 1920: [11, 9], 1930: [6, 5], 1950: [5, 4], 1960: [30, 10], 1970: [10, 8], 1980: [29, 16], 2000: [72, 30], 1940: [2, 1], 1990: [10, 7]}], 'zounds', {1670: [2, 1], 1680: [6, 4], 1700: [2, 1], 1710: [1, 1], 1720: [8, 7], 1730: [6, 4], 1740: [16, 14], 1750: [20, 10], 1760: [29, 25], 1770: [55, 25], 1780: [59, 48], 1790: [124, 79], 1800: [401, 248], 1810: [516, 291], 1820: [1070, 616], 1830: [785, 463], 1840: [728, 442], 1850: [1103, 655], 1860: [864, 557], 1870: [1016, 624], 1880: [1277, 817], 1890: [2446, 1341], 1900: [3521, 1804], 1910: [1253, 820], 1920: [1315, 844], 1930: [888, 556], 1940: [571, 428], 1950: [891, 534], 1960: [2006, 952], 1970: [1483, 1018], 1980: [1646, 900], 1990: [2608, 1444], 2000: [8109, 4539]}], 'zealously', {1500: [4, 4], 1680: [53, 34], 1690: [58, 34], 1700: [234, 108], 1710: [239, 143], 1720: [264, 163], 1730: [290, 169], 1750: [702, 372], 1760: [600, 352], 1770: [769, 382], 1780: [1127, 584], 1790: [1726, 930], 1800: [4768, 2459], 1810: [7966, 3952], 1820: [12539, 6285], 1830: [16623, 8141], 1840: [21884, 9956], 1850: [27896, 12553], 1860: [17526, 8883], 1870: [18157, 9556], 1880: [21134, 11779], 1890: [20670, 12559], 1900: [23492, 15350], 1910: [17361, 11822], 1920: [14435, 10198], 1930: [13828, 9514], 1940: [11772, 8408], 1950: [16213, 11620], 1960: [29531, 21005], 1970: [31260, 23202], 1980: [28977, 21964], 1990: [40522, 31074], 2000: [78084, 56617], 1550: [4, 1], 1575: [2, 1], 1600: [1, 1], 1620: [2, 2], 1630: [3, 3], 1640: [20, 6], 1650: [18, 7], 1660: [9, 6], 1670: [39, 21], 1740: [367, 207]}], 'zippered', {1900: [1, 1], 1910: [3, 2], 1930: [48, 44], 1940: [246, 219], 1950: [513, 388], 1960: [1271, 964], 1970: [2614, 1808], 1980: [4822, 3588], 1990: [9435, 6983], 2000: [17027, 12215]}], 'zygapophysis', {1840: [109, 17], 1850: [169, 28], 1860: [315, 26], 1870: [309, 40], 1880: [272, 52], 1890: [181, 64], 1900: [377, 94], 1910: [137, 62], 1920: [128, 44], 1930: [169, 36], 1940: [44, 23], 1950: [62, 38], 1960: [181, 88], 1970: [166, 68], 1980: [159, 78], 1990: [123, 66], 2000: [247, 102]}], 'zendos', {1920: [1, 1], 1930: [1, 1], 1940: [1, 1], 1960: [5, 4], 1970: [46, 33], 1980: [55, 42], 1990: [190, 119], 2000: [208, 149]}], 'zocco', {1700: [2, 1], 1720: [1, 1], 1830: [1, 1], 1840: [10, 10], 1850: [9, 9], 1860: [3, 3], 1870: [19, 14], 1880: [32, 18], 1890: [18, 14], 1900: [36, 28], 1910: [14, 9], 1920: [14, 10], 1930: [9, 9], 1940: [5, 5], 1950: [156, 19], 1960: [92, 26], 1970: [84, 48], 1980: [110, 79], 1990: [432, 183], 2000: [473, 264], 1760: [1, 1], 1810: [2, 2], 1820: [1, 1]}], 'zwieback', {1840: [5, 5], 1850: [6, 4], 1860: [12, 6], 1870: [18, 9], 1880: [86, 48], 1890: [441, 160], 1900: [2479, 630], 1910: [4048, 949], 1920: [2066, 556], 1930: [1691, 545], 1940: [1569, 581], 1950: [971, 500], 1960: [996, 613], 1970: [1344, 777], 1980: [2094, 1082], 1990: [2142, 1212], 2000: [2736, 1527]}], 'zoobenthos', {1960: [336, 105], 1970: [1110, 343], 1980: [2715, 626], 1990: [2932, 861], 2000: [3907, 911], 1930: [13, 5], 1950: [46, 20], 1940: [3, 3]}], 'zenelophon', {1720: [1, 1], 1740: [1, 1], 1790: [1, 1], 1800: [1, 1], 1820: [5, 4], 1850: [3, 3], 1870: [1, 1], 1880: [1, 1], 1890: [3, 3], 1900: [15, 14], 1910: [18, 14], 1920: [3, 3], 1930: [6, 6], 1940: [17, 12], 1950: [7, 7], 1960: [15, 14], 1970: [31, 23], 1980: [14, 13], 1990: [13, 12], 2000: [44, 31]}], 'zircalloy', {1930: [1, 1], 1940: [2, 1], 1950: [26, 15], 1960: [205, 119], 1970: [332, 167], 1980: [453, 245], 1990: [375, 224], 2000: [308, 175]}], 'zeuglodon', {1830: [1, 1], 1840: [283, 91], 1850: [265, 148], 1860: [252, 120], 1870: [420, 180], 1880: [301, 145], 1890: [510, 172], 1900: [513, 165], 1910: [477, 127], 1920: [711, 129], 1930: [202, 83], 1940: [137, 46], 1950: [117, 63], 1960: [244, 106], 1970: [233, 95], 1980: [406, 141], 1990: [423, 145], 2000: [544, 255]}], 'zonic', {1750: [10, 1], 1830: [3, 3], 1850: [12, 6], 1870: [3, 3], 1920: [18, 9], 1940: [21, 14], 1950: [5, 3], 1960: [12, 9], 1970: [37, 17], 1980: [118, 41], 1990: [114, 52], 2000: [445, 60], 1760: [3, 3], 1790: [1, 1], 1800: [1, 1], 1810: [6, 6], 1820: [11, 6], 1840: [1, 1], 1860: [6, 3], 1890: [2, 1], 1900: [7, 7], 1910: [4, 2], 1930: [2, 2]}], 'zonoplacentalia', {1870: [35, 12], 1880: [23, 8], 1890: [14, 7], 1900: [2, 1], 1910: [10, 7], 1970: [5, 5], 1980: [1, 1], 2000: [7, 2]}], 'zarebas', {1880: [34, 13], 1890: [59, 30], 1900: [119, 42], 1910: [58, 32], 1920: [54, 44], 1930: [44, 28], 1940: [17, 13], 1950: [13, 13], 1960: [24, 22], 1970: [33, 27], 1980: [35, 17], 1990: [47, 19], 2000: [56, 45]}], 'zephyrus', {1500: [4, 2], 1760: [31, 23], 1770: [72, 27], 1780: [39, 35], 1790: [80, 50], 1800: [139, 122], 1810: [204, 175], 1820: [455, 293], 1830: [234, 194], 1840: [296, 230], 1850: [544, 328], 1860: [274, 208], 1870: [622, 289], 1880: [653, 424], 1890: [836, 500], 1900: [1040, 662], 1910: [685, 434], 1920: [766, 454], 1930: [785, 378], 1940: [581, 261], 1950: [832, 466], 1960: [1595, 803], 1970: [1863, 865], 1980: [2157, 931], 1990: [2608, 1251], 2000: [4582, 2182], 1575: [2, 2], 1650: [1, 1], 1670: [1, 1], 1700: [1, 1], 1710: [3, 3], 1720: [12, 10], 1730: [9, 9], 1740: [9, 8], 1750: [27, 20]}], 'zonal', {1860: [305, 38], 1870: [923, 175], 1880: [1445, 295], 1890: [2251, 628], 1900: [4312, 1145], 1910: [4519, 1500], 1920: [5169, 1494], 1930: [6170, 1454], 1940: [14660, 2776], 1950: [31333, 5930], 1960: [63800, 13768], 1970: [85343, 18671], 1980: [101894, 21110], 1990: [112696, 24309], 2000: [108886, 24856], 1720: [1, 1], 1780: [1, 1], 1790: [2, 2], 1800: [4, 4], 1810: [2, 2], 1820: [19, 18], 1830: [14, 7], 1840: [26, 11], 1850: [27, 13], 1690: [1, 1], 1740: [1, 1], 1770: [1, 1]}], 'zealotic', {1870: [13, 13], 1890: [15, 13], 1900: [15, 13], 1910: [23, 21], 1920: [13, 12], 1930: [14, 10], 1940: [9, 8], 1950: [55, 32], 1960: [116, 65], 1970: [129, 70], 1980: [160, 93], 1990: [212, 107], 2000: [207, 135]}], 'zeism', {1810: [1, 1], 1820: [1, 1], 1840: [1, 1], 1880: [1, 1], 1890: [6, 2], 1900: [2, 2], 1910: [12, 9], 1920: [4, 4], 1930: [3, 3], 1940: [1, 1], 1950: [1, 1], 1960: [4, 4], 1970: [5, 5], 1980: [7, 3], 1990: [5, 3], 2000: [4, 3]}], 'zephyrlike', {1830: [1, 1], 1840: [8, 8], 1850: [1, 1], 1860: [4, 4], 1880: [3, 3], 1890: [15, 15], 1900: [6, 6], 1910: [11, 11], 1920: [6, 6], 1930: [13, 13], 1940: [8, 8], 1950: [10, 10], 1960: [8, 8], 1970: [10, 9], 1980: [14, 14], 1990: [26, 23], 2000: [27, 27]}], 'zygosities', {1960: [10, 6], 1970: [32, 7], 1980: [53, 24], 1990: [37, 24], 2000: [29, 17]}], 'zodiacs', {1790: [52, 12], 1820: [457, 167], 1830: [483, 142], 1840: [388, 157], 1850: [381, 199], 1870: [311, 175], 1890: [369, 231], 1900: [410, 261], 1910: [288, 176], 1930: [203, 112], 1940: [203, 114], 1950: [250, 188], 1960: [588, 356], 1970: [1549, 557], 1980: [1577, 688], 1990: [3409, 1458], 2000: [7416, 3046], 1750: [1, 1], 1770: [4, 4], 1800: [49, 35], 1810: [87, 45], 1860: [232, 82], 1880: [414, 202], 1920: [258, 175], 1650: [1, 1], 1680: [11, 2], 1700: [5, 2], 1710: [5, 5], 1720: [4, 2], 1730: [6, 4], 1740: [1, 1], 1760: [1, 1]}], 'zoistic', {1810: [1, 1], 1840: [1, 1], 1850: [7, 7], 1860: [8, 5], 1870: [17, 13], 1880: [7, 7], 1890: [13, 9], 1900: [9, 9], 1910: [2, 2], 1930: [421, 21], 1940: [56, 8], 1950: [21, 8], 1960: [14, 12], 1970: [28, 14], 1980: [27, 23], 1990: [17, 14], 2000: [49, 24]}], 'zaftig', {1920: [1, 1], 1930: [8, 2], 1940: [18, 10], 1950: [8, 8], 1960: [44, 33], 1970: [167, 140], 1980: [557, 467], 1990: [1122, 903], 2000: [2382, 1897], 1820: [1, 1], 1850: [1, 1], 1870: [1, 1]}], 'zizyphus', {1780: [23, 9], 1800: [9, 8], 1810: [47, 37], 1820: [61, 41], 1830: [184, 90], 1840: [216, 120], 1850: [250, 139], 1860: [234, 111], 1870: [487, 284], 1880: [659, 325], 1890: [398, 220], 1900: [823, 338], 1910: [891, 298], 1920: [927, 327], 1930: [688, 270], 1940: [626, 217], 1950: [1100, 410], 1960: [1819, 706], 1970: [2615, 946], 1980: [3060, 1083], 1990: [4563, 1540], 2000: [4814, 1721], 1700: [2, 1], 1750: [1, 1], 1790: [1, 1]}], 'zirai', {1840: [2, 2], 1930: [2, 2], 1950: [27, 12], 1960: [143, 67], 1970: [273, 126], 1980: [935, 124], 1990: [197, 103], 2000: [194, 108], 1920: [4, 4]}], 'zouaves', {1780: [1, 1], 1800: [23, 6], 1810: [1, 1], 1820: [1, 1], 1830: [73, 21], 1840: [177, 45], 1850: [3624, 426], 1860: [6936, 1362], 1870: [4475, 1212], 1880: [4404, 1451], 1890: [4957, 1589], 1900: [4863, 1937], 1910: [5592, 2199], 1920: [3004, 1434], 1930: [2205, 992], 1940: [2177, 894], 1950: [3026, 1073], 1960: [4784, 1824], 1970: [4208, 1682], 1980: [4564, 1610], 1990: [8537, 2419], 2000: [18544, 5248]}], 'zygnemataceae', {1900: [3, 3], 1910: [5, 3], 1930: [48, 9], 1940: [5, 3], 1950: [85, 13], 1960: [169, 47], 1970: [145, 47], 1980: [250, 88], 1990: [458, 87], 2000: [225, 74]}], 'zehner', {1830: [11, 11], 1840: [9, 8], 1850: [10, 9], 1920: [216, 71], 1930: [287, 106], 1960: [368, 197], 1970: [1809, 661], 1980: [2173, 844], 1990: [2326, 860], 2000: [2388, 1004], 1790: [1, 1], 1800: [5, 3], 1810: [2, 2], 1820: [2, 2], 1860: [8, 8], 1870: [55, 19], 1880: [41, 26], 1890: [37, 24], 1900: [183, 58], 1910: [180, 83], 1940: [269, 114], 1950: [262, 151]}], 'zooplanktonic', {1920: [4, 2], 1930: [7, 4], 1940: [9, 6], 1950: [74, 29], 1960: [121, 68], 1970: [622, 234], 1980: [743, 355], 1990: [1053, 498], 2000: [775, 382]}], 'zymogenous', {1870: [4, 3], 1880: [33, 19], 1890: [20, 14], 1900: [1, 1], 1910: [28, 13], 1920: [118, 19], 1930: [43, 18], 1940: [33, 22], 1950: [100, 30], 1960: [160, 55], 1970: [231, 92], 1980: [242, 100], 1990: [330, 145], 2000: [268, 122]}], 'zecchino', {1820: [26, 23], 1850: [55, 50], 1860: [51, 48], 1890: [148, 89], 1920: [38, 28], 1940: [52, 33], 1960: [272, 129], 1970: [234, 119], 1980: [245, 136], 1990: [347, 190], 2000: [526, 304], 1750: [3, 3], 1760: [5, 5], 1780: [1, 1], 1790: [1, 1], 1800: [5, 5], 1810: [37, 4], 1830: [45, 21], 1840: [64, 43], 1870: [30, 24], 1880: [77, 59], 1900: [140, 110], 1910: [66, 33], 1930: [57, 36], 1950: [57, 36]}], 'zenanas', {1840: [209, 84], 1850: [238, 140], 1870: [533, 245], 1880: [930, 422], 1890: [953, 487], 1900: [1012, 515], 1910: [575, 349], 1920: [343, 241], 1970: [404, 280], 1980: [499, 299], 1990: [1297, 572], 2000: [2532, 1211], 1780: [5, 5], 1800: [11, 11], 1810: [28, 24], 1820: [56, 41], 1830: [68, 51], 1860: [198, 134], 1930: [305, 189], 1940: [118, 81], 1950: [183, 104], 1960: [213, 141], 1790: [2, 2]}], 'zebrine', {1830: [9, 3], 1860: [6, 4], 1870: [6, 4], 1880: [20, 16], 1890: [20, 16], 1900: [15, 10], 1910: [4, 4], 1920: [1, 1], 1930: [3, 3], 1940: [17, 14], 1950: [69, 27], 1960: [59, 28], 1970: [83, 46], 1980: [88, 45], 1990: [64, 44], 2000: [79, 55], 1820: [19, 7], 1840: [7, 7]}], 'zeds', {1720: [1, 1], 1800: [4, 4], 1810: [2, 2], 1820: [17, 11], 1830: [4, 4], 1840: [5, 5], 1850: [8, 8], 1870: [10, 9], 1880: [24, 23], 1890: [39, 34], 1900: [69, 38], 1910: [60, 39], 1920: [36, 32], 1930: [71, 23], 1940: [31, 26], 1950: [37, 37], 1960: [75, 46], 1970: [72, 59], 1980: [122, 80], 1990: [227, 151], 2000: [472, 325], 1860: [7, 7], 1780: [2, 2]}], 'zingiberene', {1900: [14, 10], 1910: [18, 14], 1920: [99, 27], 1930: [64, 29], 1940: [43, 34], 1950: [100, 40], 1960: [56, 40], 1970: [55, 34], 1980: [96, 57], 1990: [248, 150], 2000: [810, 341]}], 'zonulas', {1860: [1, 1], 1880: [1, 1], 1890: [1, 1], 1920: [2, 2], 1930: [3, 3], 1950: [1, 1], 1960: [2, 2], 1970: [12, 11], 1980: [7, 7], 1990: [17, 7], 2000: [63, 12]}], 'zygomaticomaxillary', {1900: [59, 16], 1920: [12, 8], 1930: [21, 12], 1940: [54, 23], 1950: [151, 76], 1960: [384, 119], 1970: [534, 210], 1980: [1325, 380], 1990: [2320, 585], 2000: [2859, 684], 1910: [18, 9]}], 'zambra', {1800: [10, 6], 1850: [179, 121], 1860: [419, 237], 1870: [408, 220], 1880: [438, 276], 1890: [610, 296], 1900: [631, 280], 1910: [417, 204], 1920: [332, 179], 1930: [439, 205], 1940: [444, 159], 1950: [569, 250], 1960: [917, 382], 1970: [834, 361], 1980: [972, 373], 1990: [966, 395], 2000: [1692, 623], 1670: [1, 1], 1760: [1, 1], 1770: [5, 5], 1780: [1, 1], 1790: [2, 2], 1820: [12, 12], 1830: [26, 19], 1840: [25, 19]}], 'zaguan', {1820: [35, 21], 1830: [4, 3], 1840: [9, 9], 1850: [84, 32], 1860: [15, 6], 1870: [20, 10], 1880: [35, 16], 1890: [52, 32], 1900: [62, 39], 1910: [232, 59], 1920: [155, 83], 1930: [152, 64], 1940: [199, 62], 1950: [130, 54], 1960: [168, 92], 1970: [272, 146], 1980: [402, 168], 1990: [477, 244], 2000: [863, 376], 1810: [1, 1]}], 'zincotype', {1890: [16, 16], 1900: [13, 6], 1910: [18, 4], 1920: [14, 13], 1930: [6, 3], 1940: [5, 3], 1950: [3, 3], 1960: [6, 6], 1970: [13, 12], 1980: [22, 9], 1990: [2, 2], 2000: [8, 4]}], 'zymolysis', {1890: [40, 20], 1900: [92, 58], 1910: [55, 44], 1920: [22, 19], 1930: [24, 8], 1940: [15, 3], 1950: [8, 5], 1960: [8, 7], 1970: [7, 7], 1980: [20, 13], 1990: [21, 17], 2000: [20, 15]}], 'zipa', {1770: [1, 1], 1810: [9, 7], 1820: [1, 1], 1830: [6, 6], 1840: [7, 7], 1850: [18, 13], 1860: [100, 10], 1870: [8, 5], 1880: [21, 21], 1890: [51, 35], 1900: [130, 38], 1910: [859, 89], 1920: [230, 37], 1930: [99, 41], 1940: [239, 86], 1950: [139, 87], 1960: [409, 135], 1970: [1453, 248], 1980: [1564, 250], 1990: [1244, 266], 2000: [2502, 409]}], 'zimocca', {1870: [58, 11], 1880: [29, 21], 1890: [17, 12], 1900: [25, 20], 1910: [74, 22], 1920: [20, 14], 1930: [9, 6], 1940: [7, 6], 1950: [35, 13], 1960: [13, 9], 1970: [46, 19], 1980: [27, 17], 1990: [43, 24], 2000: [14, 12]}], 'zoisites', {1900: [5, 4], 1910: [27, 11], 1920: [4, 3], 1940: [1, 1], 1950: [14, 14], 1960: [16, 8], 1970: [37, 16], 1980: [24, 18], 1990: [36, 22], 2000: [15, 12]}], 'zingara', {1730: [3, 3], 1760: [4, 2], 1780: [9, 6], 1790: [4, 4], 1800: [3, 3], 1810: [22, 19], 1820: [30, 24], 1830: [215, 32], 1840: [100, 42], 1850: [113, 60], 1860: [131, 82], 1870: [86, 63], 1880: [158, 86], 1890: [299, 162], 1900: [256, 136], 1910: [216, 124], 1920: [171, 106], 1930: [177, 79], 1940: [129, 88], 1950: [246, 135], 1960: [436, 200], 1970: [672, 266], 1980: [723, 316], 1990: [1193, 394], 2000: [1612, 577]}], 'zonary', {1810: [6, 3], 1860: [16, 6], 1870: [133, 54], 1880: [359, 83], 1890: [265, 73], 1900: [329, 126], 1910: [232, 94], 1920: [217, 68], 1930: [167, 86], 1940: [434, 98], 1950: [262, 124], 1960: [369, 148], 1970: [396, 169], 1980: [163, 100], 1990: [269, 132], 2000: [414, 164], 1800: [4, 4]}], 'zythum', {1760: [2, 2], 1790: [18, 4], 1800: [9, 9], 1810: [14, 13], 1820: [11, 8], 1830: [30, 20], 1840: [33, 22], 1850: [43, 30], 1860: [15, 12], 1870: [18, 9], 1880: [27, 22], 1890: [17, 15], 1900: [4, 4], 1920: [3, 3], 1930: [27, 25], 1950: [9, 9], 1960: [23, 18], 1970: [37, 26], 1980: [28, 18], 1990: [34, 24], 2000: [69, 49], 1910: [11, 5], 1940: [6, 6]}], 'zarabanda', {1830: [2, 2], 1840: [29, 15], 1850: [13, 11], 1870: [9, 4], 1880: [9, 5], 1890: [67, 20], 1900: [190, 30], 1910: [56, 38], 1920: [57, 41], 1930: [117, 75], 1940: [73, 36], 1950: [116, 50], 1960: [236, 90], 1970: [220, 122], 1980: [363, 151], 1990: [333, 156], 2000: [831, 241], 1770: [1, 1], 1860: [3, 1]}], 'zoanthid', {1860: [3, 2], 1870: [9, 5], 1880: [1, 1], 1890: [21, 8], 1900: [20, 15], 1910: [11, 4], 1920: [9, 3], 1930: [3, 3], 1940: [37, 9], 1950: [11, 6], 1960: [43, 33], 1970: [228, 94], 1980: [332, 131], 1990: [525, 176], 2000: [437, 166], 1850: [1, 1]}], 'zori', {1670: [1, 1], 1730: [2, 2], 1750: [1, 1], 1810: [8, 4], 1820: [3, 2], 1850: [9, 5], 1860: [5, 5], 1870: [16, 16], 1880: [21, 12], 1890: [107, 76], 1900: [132, 97], 1910: [97, 60], 1920: [112, 70], 1930: [111, 83], 1940: [98, 63], 1950: [378, 160], 1960: [562, 304], 1970: [555, 356], 1980: [1337, 558], 1990: [2063, 892], 2000: [3493, 1157], 1770: [1, 1], 1800: [2, 2], 1830: [9, 5]}], 'zingiberone', {1910: [2, 1], 1960: [6, 2], 1970: [3, 3], 1980: [5, 4], 1990: [10, 10], 2000: [26, 22]}], 'zircons', {1800: [4, 4], 1810: [7, 7], 1820: [48, 23], 1830: [28, 21], 1840: [34, 28], 1850: [65, 43], 1860: [42, 32], 1870: [106, 71], 1880: [268, 85], 1890: [292, 148], 1900: [409, 207], 1910: [571, 242], 1920: [415, 155], 1930: [746, 214], 1940: [997, 209], 1950: [1685, 484], 1960: [2719, 804], 1970: [4549, 1013], 1980: [7307, 1334], 1990: [9777, 1810], 2000: [15086, 2006]}], 'zombielike', {1940: [1, 1], 1950: [9, 7], 1960: [64, 64], 1970: [225, 207], 1980: [816, 752], 1990: [1410, 1315], 2000: [2191, 1946]}], 'zonulae', {1840: [1, 1], 1880: [1, 1], 1890: [3, 3], 1910: [5, 1], 1920: [1, 1], 1930: [2, 2], 1940: [1, 1], 1950: [30, 5], 1960: [277, 68], 1970: [1603, 543], 1980: [1854, 726], 1990: [1650, 585], 2000: [1207, 440]}], 'zoogenic', {1860: [22, 2], 1880: [2, 2], 1890: [117, 46], 1900: [51, 25], 1910: [112, 35], 1920: [90, 33], 1930: [33, 20], 1940: [19, 13], 1950: [47, 40], 1960: [103, 49], 1970: [86, 55], 1980: [241, 105], 1990: [313, 138], 2000: [282, 132]}], 'zeatin', {1960: [617, 99], 1970: [3224, 578], 1980: [4197, 878], 1990: [4848, 978], 2000: [3929, 929], 1950: [44, 8], 1900: [1, 1]}], 'zealousy', {1760: [1, 1], 1780: [2, 2], 1790: [3, 3], 1800: [8, 8], 1810: [1, 1], 1820: [5, 5], 1830: [23, 23], 1840: [12, 12], 1850: [14, 14], 1860: [21, 19], 1870: [6, 6], 1880: [32, 25], 1890: [18, 18], 1900: [11, 11], 1910: [7, 7], 1920: [18, 18], 1930: [13, 11], 1940: [2, 2], 1950: [21, 21], 1960: [28, 28], 1970: [32, 31], 1980: [40, 40], 1990: [58, 53], 2000: [50, 48]}], 'zwinglianism', {1880: [163, 88], 1890: [288, 145], 1900: [637, 235], 1910: [375, 166], 1930: [352, 126], 1950: [394, 175], 1960: [806, 348], 1970: [454, 233], 1980: [441, 215], 1990: [659, 298], 2000: [977, 474], 1810: [2, 2], 1830: [4, 4], 1840: [8, 8], 1850: [53, 30], 1860: [35, 23], 1870: [205, 51], 1920: [288, 119], 1940: [135, 87]}], 'zygnematales', {1900: [6, 1], 1910: [27, 6], 1930: [57, 9], 1940: [23, 17], 1950: [81, 21], 1960: [140, 64], 1970: [154, 68], 1980: [277, 93], 1990: [527, 126], 2000: [271, 104]}], 'zamias', {1820: [3, 3], 1830: [48, 32], 1840: [75, 51], 1850: [91, 63], 1860: [104, 54], 1870: [81, 52], 1880: [93, 60], 1890: [18, 18], 1900: [49, 20], 1910: [47, 20], 1920: [15, 14], 1930: [14, 11], 1940: [12, 11], 1950: [19, 16], 1960: [34, 23], 1970: [29, 23], 1980: [113, 46], 1990: [264, 54], 2000: [368, 103]}], 'zoologic', {1850: [106, 71], 1860: [49, 47], 1890: [186, 119], 1900: [370, 217], 1910: [317, 234], 1920: [257, 166], 1930: [164, 121], 1940: [209, 135], 1950: [411, 233], 1960: [579, 326], 1970: [514, 311], 1980: [387, 246], 1990: [444, 314], 2000: [767, 454], 1770: [6, 6], 1780: [4, 4], 1790: [1, 1], 1800: [8, 8], 1810: [13, 13], 1820: [17, 13], 1830: [7, 7], 1840: [28, 24], 1870: [67, 57], 1880: [196, 133]}], 'zymosan', {1950: [422, 78], 1960: [1858, 445], 1970: [3280, 855], 1980: [8542, 1785], 1990: [4966, 1376], 2000: [3525, 1194], 1930: [5, 3], 1940: [25, 9], 1920: [4, 1]}], 'zetacism', {1880: [5, 5], 1890: [3, 3], 1900: [3, 3], 1910: [2, 2], 1970: [11, 7], 1980: [6, 4], 1990: [17, 11], 2000: [7, 6]}], 'zoroastra', {1880: [1, 1], 1930: [1, 1], 1940: [1, 1], 1950: [2, 2], 1960: [16, 16], 1970: [22, 17], 1980: [34, 21], 1990: [57, 42], 2000: [91, 57]}], 'zygodactylic', {1830: [9, 3], 1840: [1, 1], 1850: [2, 1], 1880: [5, 4], 1890: [9, 5], 1900: [7, 6], 1910: [6, 3], 1920: [1, 1], 1930: [1, 1], 1940: [1, 1], 1950: [1, 1], 1970: [4, 3], 1980: [1, 1], 1990: [3, 1], 2000: [12, 11]}], 'zebu', {1770: [17, 8], 1780: [57, 14], 1790: [79, 29], 1800: [403, 68], 1810: [381, 77], 1820: [328, 148], 1830: [391, 170], 1840: [324, 173], 1850: [611, 227], 1860: [397, 212], 1870: [563, 300], 1880: [703, 382], 1890: [800, 429], 1900: [1941, 775], 1910: [1337, 588], 1920: [1406, 626], 1930: [1306, 564], 1940: [1458, 661], 1950: [3928, 1319], 1960: [7118, 2237], 1970: [8977, 2475], 1980: [8292, 2496], 1990: [9319, 2898], 2000: [9616, 3475], 1700: [6, 1], 1720: [1, 1], 1730: [4, 4], 1740: [5, 5], 1750: [1, 1]}], 'zygopteran', {1900: [2, 1], 1920: [4, 2], 1930: [4, 2], 1950: [28, 13], 1960: [35, 21], 1970: [80, 35], 1980: [74, 34], 1990: [242, 74], 2000: [233, 77]}], 'zees', {1810: [6, 6], 1850: [35, 29], 1870: [61, 44], 1880: [38, 36], 1890: [85, 74], 1900: [291, 174], 1910: [242, 154], 1920: [226, 132], 1930: [160, 114], 1940: [250, 171], 1960: [295, 214], 1970: [514, 380], 1980: [797, 617], 1990: [1141, 771], 2000: [1861, 1272], 1710: [2, 2], 1760: [3, 1], 1780: [2, 2], 1820: [6, 6], 1830: [9, 9], 1840: [18, 18], 1860: [43, 26], 1950: [193, 136], 1740: [2, 2], 1750: [1, 1], 1790: [2, 2], 1800: [3, 3]}], 'zircon', {1790: [9, 6], 1800: [713, 135], 1810: [1047, 240], 1820: [680, 247], 1830: [827, 328], 1840: [576, 285], 1850: [829, 410], 1860: [594, 325], 1870: [1045, 376], 1880: [1570, 467], 1890: [2611, 737], 1900: [4636, 1158], 1910: [7167, 1403], 1920: [5666, 1042], 1930: [8754, 1222], 1940: [7938, 1462], 1950: [15402, 2661], 1960: [25461, 4495], 1970: [24529, 5030], 1980: [31372, 5916], 1990: [41536, 7198], 2000: [52286, 7648], 1730: [1, 1]}], 'zend', {1600: [1, 1], 1650: [2, 1], 1680: [2, 2], 1700: [2, 2], 1710: [5, 4], 1720: [10, 6], 1730: [7, 7], 1740: [15, 6], 1750: [8, 4], 1760: [22, 8], 1770: [94, 14], 1780: [50, 30], 1790: [236, 59], 1800: [545, 132], 1810: [1182, 196], 1820: [1725, 341], 1830: [2397, 463], 1840: [4537, 719], 1850: [3979, 929], 1860: [8076, 995], 1870: [7169, 1490], 1880: [9792, 2040], 1890: [7654, 1963], 1900: [6591, 1963], 1910: [3965, 1355], 1920: [2929, 1122], 1930: [1992, 802], 1940: [1257, 611], 1950: [2200, 971], 1960: [4647, 1781], 1970: [5050, 1868], 1980: [4117, 1562], 1990: [5267, 2082], 2000: [23172, 5265]}], 'zebecs', {1800: [7, 7], 1810: [5, 5], 1820: [9, 7], 1830: [24, 19], 1840: [14, 14], 1850: [9, 4], 1860: [9, 8], 1870: [3, 3], 1880: [2, 2], 1890: [2, 2], 1900: [24, 14], 1910: [10, 9], 1940: [5, 5], 1950: [4, 4], 1960: [28, 11], 1970: [8, 6], 1980: [6, 6], 1990: [6, 6], 2000: [12, 11], 1920: [1, 1]}], 'zebrina', {1820: [3, 3], 1830: [7, 7], 1840: [26, 21], 1850: [64, 41], 1860: [107, 50], 1870: [190, 70], 1880: [160, 76], 1890: [195, 103], 1900: [267, 139], 1910: [219, 127], 1920: [220, 115], 1930: [376, 168], 1940: [320, 142], 1950: [543, 255], 1960: [965, 421], 1970: [1470, 584], 1980: [1484, 569], 1990: [1631, 622], 2000: [1251, 586], 1800: [1, 1]}], 'zeme', {1770: [4, 4], 1780: [2, 2], 1790: [1, 1], 1800: [1, 1], 1810: [3, 3], 1820: [7, 6], 1830: [19, 10], 1840: [1, 1], 1850: [7, 7], 1860: [31, 26], 1870: [8, 8], 1880: [22, 20], 1890: [38, 29], 1900: [35, 29], 1910: [22, 19], 1920: [88, 26], 1930: [76, 39], 1940: [84, 51], 1950: [124, 59], 1960: [280, 165], 1970: [517, 246], 1980: [690, 319], 1990: [1362, 485], 2000: [2142, 721], 1740: [1, 1], 1760: [1, 1]}], 'zoo', {1850: [1350, 547], 1870: [1842, 1095], 1880: [3227, 1872], 1890: [5152, 2809], 1900: [10371, 5851], 1920: [20184, 10057], 1930: [29659, 13034], 1940: [29288, 14139], 1950: [48430, 21112], 1960: [92006, 36860], 1970: [137573, 52631], 1980: [205250, 72942], 1990: [376826, 121741], 2000: [530934, 176462], 1690: [15, 9], 1800: [396, 257], 1840: [471, 290], 1910: [11168, 7014], 1860: [946, 585], 1630: [2, 2], 1700: [41, 29], 1720: [186, 79], 1730: [237, 61], 1740: [56, 42], 1750: [71, 54], 1770: [153, 114], 1780: [157, 114], 1790: [163, 145], 1810: [510, 159], 1820: [289, 188], 1830: [321, 217], 1680: [45, 19], 1710: [35, 27], 1760: [137, 91], 1575: [3, 3], 1610: [1, 1], 1650: [1, 1], 1660: [1, 1]}], 'zed', {1575: [2, 2], 1630: [2, 2], 1640: [3, 3], 1670: [8, 8], 1680: [18, 15], 1690: [13, 12], 1700: [30, 29], 1710: [44, 40], 1720: [54, 39], 1730: [42, 35], 1740: [30, 28], 1750: [59, 55], 1760: [55, 50], 1770: [44, 40], 1780: [81, 66], 1790: [89, 84], 1800: [194, 163], 1810: [250, 195], 1820: [292, 228], 1830: [206, 180], 1840: [501, 192], 1850: [726, 318], 1860: [246, 223], 1870: [307, 283], 1880: [644, 443], 1890: [626, 482], 1900: [1082, 633], 1910: [1107, 684], 1920: [1206, 787], 1930: [1944, 1010], 1940: [2955, 1396], 1950: [3135, 2002], 1960: [5326, 3402], 1970: [11803, 6638], 1980: [30964, 14241], 1990: [72588, 27138], 2000: [147763, 47457], 1500: [3, 2], 1650: [2, 2], 1660: [2, 1]}], 'zikkurats', {1890: [73, 7], 1900: [32, 18], 1910: [97, 27], 1920: [32, 27], 1930: [22, 16], 1940: [10, 7], 1950: [4, 4], 1960: [13, 12], 1970: [36, 17], 1980: [14, 12], 1990: [14, 7], 2000: [52, 30]}], 'zorgite', {1850: [4, 2], 1870: [11, 4], 1880: [21, 9], 1890: [23, 14], 1900: [26, 22], 1910: [31, 22], 1920: [5, 5], 1930: [9, 9], 1940: [19, 19], 1950: [18, 16], 1960: [13, 10], 1970: [14, 12], 1980: [6, 6], 1990: [9, 8], 2000: [8, 8]}], 'zikurat', {1870: [1, 1], 1880: [3, 2], 1890: [7, 3], 1900: [1, 1], 1910: [18, 9], 1920: [2, 2], 1940: [1, 1], 1950: [9, 9], 1960: [4, 4], 1970: [2, 2], 1980: [5, 5], 1990: [3, 2], 2000: [6, 3]}], 'zlote', {1880: [1, 1], 1900: [2, 2], 1920: [235, 13], 1930: [68, 19], 1940: [49, 15], 1950: [53, 35], 1960: [54, 47], 1970: [359, 74], 1980: [147, 65], 1990: [334, 110], 2000: [310, 114], 1830: [12, 12], 1890: [5, 2], 1910: [3, 1]}], 'zek', {1720: [3, 3], 1730: [1, 1], 1750: [4, 4], 1800: [10, 10], 1820: [8, 8], 1830: [8, 8], 1850: [14, 14], 1870: [42, 29], 1880: [10, 10], 1890: [22, 20], 1900: [45, 32], 1910: [490, 41], 1920: [38, 35], 1930: [34, 25], 1940: [61, 41], 1950: [92, 59], 1960: [700, 127], 1970: [2817, 376], 1980: [2734, 543], 1990: [3846, 682], 2000: [5029, 995], 1860: [5, 5], 1670: [1, 1], 1680: [1, 1], 1710: [2, 2], 1740: [1, 1], 1760: [1, 1], 1780: [2, 2], 1790: [8, 7], 1810: [10, 10], 1840: [2, 2]}], 'zillah', {1720: [1, 1], 1740: [5, 3], 1750: [2, 2], 1760: [2, 2], 1780: [9, 7], 1790: [12, 6], 1800: [36, 27], 1810: [376, 63], 1820: [3947, 212], 1830: [2587, 378], 1840: [1238, 364], 1850: [8539, 658], 1860: [6089, 476], 1870: [3182, 516], 1880: [2286, 484], 1890: [2845, 451], 1900: [2643, 482], 1910: [8350, 546], 1920: [1060, 336], 1930: [2905, 299], 1940: [995, 253], 1950: [2870, 447], 1960: [3025, 808], 1970: [3673, 1073], 1980: [7430, 2301], 1990: [14487, 3562], 2000: [17383, 4173]}], 'zitter', {1840: [3, 3], 1850: [15, 8], 1860: [15, 5], 1870: [17, 11], 1880: [11, 10], 1890: [12, 12], 1900: [27, 23], 1910: [23, 17], 1920: [7, 6], 1930: [19, 8], 1940: [77, 25], 1950: [131, 60], 1960: [471, 210], 1970: [503, 236], 1980: [1232, 470], 1990: [1734, 603], 2000: [1595, 697], 1810: [2, 2], 1830: [2, 2]}], 'zoochemistry', {1840: [5, 5], 1850: [151, 80], 1860: [12, 10], 1870: [33, 15], 1880: [9, 9], 1890: [10, 10], 1900: [5, 5], 1910: [10, 10], 1920: [4, 4], 1930: [7, 7], 1940: [9, 9], 1950: [4, 4], 1960: [10, 9], 1970: [51, 35], 1980: [18, 17], 1990: [14, 9], 2000: [8, 7]}], 'zecchin', {1760: [2, 2], 1820: [59, 23], 1830: [68, 30], 1840: [40, 20], 1850: [69, 40], 1860: [28, 13], 1870: [67, 45], 1880: [61, 49], 1890: [197, 92], 1900: [143, 91], 1910: [64, 27], 1920: [42, 22], 1930: [52, 21], 1940: [24, 9], 1950: [24, 14], 1960: [85, 35], 1970: [184, 58], 1980: [182, 76], 1990: [802, 166], 2000: [1152, 362], 1780: [2, 1], 1790: [3, 1], 1800: [7, 4], 1810: [6, 4]}], 'ziggurat', {1850: [1, 1], 1860: [31, 11], 1870: [56, 15], 1880: [336, 91], 1890: [597, 108], 1900: [708, 221], 1910: [803, 193], 1920: [1245, 308], 1930: [1069, 338], 1940: [1099, 334], 1950: [3131, 841], 1960: [7498, 1711], 1970: [5691, 2190], 1980: [7087, 2939], 1990: [11628, 4967], 2000: [18446, 7045], 1810: [1, 1]}], 'zoophile', {1800: [2, 2], 1810: [1, 1], 1830: [4, 4], 1840: [3, 3], 1850: [3, 3], 1860: [1, 1], 1880: [2, 2], 1890: [32, 18], 1900: [11, 4], 1910: [5, 3], 1920: [17, 12], 1930: [27, 22], 1940: [14, 13], 1950: [44, 31], 1960: [61, 32], 1970: [63, 36], 1980: [73, 53], 1990: [115, 88], 2000: [293, 157], 1870: [1, 1]}], 'zooter', {1820: [1, 1], 1910: [1, 1], 1920: [1, 1], 1940: [29, 16], 1950: [27, 5], 1960: [59, 26], 1970: [161, 49], 1980: [59, 30], 1990: [177, 63], 2000: [277, 98], 1930: [2, 2]}], 'zoonomia', {1770: [2, 2], 1780: [12, 2], 1790: [192, 58], 1800: [589, 177], 1810: [415, 208], 1820: [497, 212], 1830: [432, 238], 1840: [363, 220], 1850: [493, 277], 1860: [210, 139], 1870: [447, 221], 1880: [725, 368], 1890: [703, 330], 1900: [537, 287], 1910: [432, 276], 1920: [600, 247], 1930: [419, 180], 1940: [250, 158], 1950: [617, 297], 1960: [1146, 501], 1970: [1101, 436], 1980: [1206, 476], 1990: [1482, 652], 2000: [4232, 1556]}], 'zunis', {1720: [1, 1], 1730: [1, 1], 1820: [4, 4], 1850: [28, 14], 1860: [125, 26], 1870: [457, 37], 1880: [925, 188], 1890: [889, 334], 1900: [1006, 385], 1910: [953, 372], 1920: [892, 240], 1930: [630, 261], 1940: [636, 255], 1950: [1918, 479], 1960: [2217, 710], 1970: [4381, 991], 1980: [3836, 966], 1990: [8572, 1835], 2000: [8557, 2078]}], 'zaratite', {1870: [16, 10], 1880: [53, 23], 1890: [25, 17], 1900: [38, 32], 1910: [82, 52], 1920: [33, 25], 1930: [36, 17], 1940: [20, 14], 1950: [67, 23], 1960: [51, 36], 1970: [27, 15], 1980: [19, 12], 1990: [15, 12], 2000: [38, 29], 1860: [3, 3]}], 'zigs', {1800: [1, 1], 1820: [3, 2], 1850: [1, 1], 1860: [5, 5], 1870: [15, 13], 1880: [8, 8], 1890: [10, 10], 1900: [24, 24], 1910: [13, 13], 1920: [9, 9], 1930: [35, 31], 1940: [65, 61], 1950: [199, 158], 1960: [550, 468], 1970: [828, 672], 1980: [1287, 1048], 1990: [1964, 1630], 2000: [2720, 2255], 1840: [2, 2]}], 'zygnemaceae', {1850: [27, 5], 1860: [12, 10], 1870: [4, 4], 1880: [8, 8], 1890: [29, 21], 1900: [61, 29], 1910: [108, 49], 1920: [56, 25], 1930: [54, 18], 1940: [33, 10], 1950: [18, 6], 1960: [76, 34], 1970: [35, 21], 1980: [96, 33], 1990: [72, 29], 2000: [76, 24]}], 'zareba', {1890: [672, 184], 1900: [1311, 298], 1910: [748, 273], 1920: [584, 237], 1960: [398, 159], 1970: [687, 200], 1980: [626, 227], 1990: [998, 278], 2000: [3142, 1057], 1880: [624, 63], 1930: [366, 153], 1940: [183, 101], 1950: [292, 154]}], 'zigzagged', {1870: [371, 315], 1880: [845, 565], 1890: [1208, 912], 1900: [2058, 1673], 1910: [2630, 2178], 1920: [2368, 1926], 1930: [2229, 1796], 1940: [2505, 2009], 1950: [3292, 2605], 1960: [3769, 3160], 1970: [4238, 3564], 1980: [7464, 6175], 1990: [12629, 10594], 2000: [24125, 20278], 1780: [9, 4], 1790: [6, 3], 1800: [4, 4], 1810: [20, 18], 1820: [21, 21], 1830: [58, 52], 1840: [58, 49], 1850: [127, 121], 1860: [226, 178]}], 'zacate', {1810: [34, 18], 1820: [66, 35], 1840: [17, 10], 1850: [28, 14], 1860: [21, 13], 1880: [131, 80], 1890: [86, 62], 1900: [270, 105], 1910: [119, 67], 1920: [142, 51], 1930: [174, 79], 1940: [314, 108], 1950: [412, 157], 1960: [558, 242], 1970: [575, 309], 1980: [750, 303], 1990: [1140, 474], 2000: [1747, 555], 1830: [2, 2], 1870: [2, 2]}], 'zortzico', {1880: [1, 1], 1890: [1, 1], 1910: [6, 4], 1920: [14, 12], 1930: [18, 14], 1940: [43, 20], 1950: [23, 16], 1960: [20, 12], 1970: [37, 16], 1980: [22, 16], 1990: [52, 32], 2000: [68, 32], 1900: [7, 3]}], 'zoarcidae', {1930: [59, 35], 1940: [24, 8], 1960: [170, 74], 1970: [191, 103], 1980: [260, 114], 1990: [398, 164], 2000: [331, 125], 1880: [1, 1], 1900: [17, 12], 1910: [8, 4], 1920: [5, 5], 1950: [78, 30]}], 'zain', {1650: [1, 1], 1680: [4, 2], 1690: [2, 2], 1700: [2, 1], 1710: [2, 2], 1720: [1, 1], 1730: [3, 3], 1740: [6, 6], 1750: [3, 2], 1760: [8, 5], 1780: [5, 5], 1790: [13, 12], 1800: [13, 12], 1810: [41, 28], 1820: [126, 76], 1830: [49, 41], 1840: [361, 80], 1850: [319, 129], 1860: [111, 72], 1870: [376, 144], 1880: [277, 149], 1890: [370, 149], 1900: [420, 165], 1910: [316, 135], 1920: [605, 173], 1930: [854, 211], 1940: [817, 227], 1950: [2361, 478], 1960: [3591, 1015], 1970: [4948, 1316], 1980: [6316, 1959], 1990: [8247, 2422], 2000: [14349, 3570]}], 'zaxes', {1880: [1, 1], 1890: [6, 4], 1920: [1, 1], 1940: [5, 5], 1950: [12, 12], 1960: [14, 14], 1970: [16, 16], 1980: [38, 36], 1990: [103, 89], 2000: [169, 122], 1900: [2, 2]}], 'zodiacal', {1660: [1, 1], 1710: [14, 3], 1740: [5, 3], 1750: [20, 10], 1760: [7, 4], 1770: [8, 6], 1780: [42, 11], 1790: [173, 60], 1800: [174, 94], 1810: [640, 211], 1820: [1141, 302], 1830: [1116, 467], 1840: [2286, 820], 1850: [4152, 1350], 1860: [2711, 947], 1870: [4749, 1521], 1880: [5474, 1832], 1890: [6069, 1934], 1900: [5882, 2024], 1910: [6242, 1754], 1920: [5121, 1554], 1930: [4940, 1256], 1940: [4189, 1229], 1950: [7567, 2066], 1960: [14008, 4026], 1970: [16534, 4644], 1980: [15721, 4749], 1990: [24625, 7155], 2000: [38771, 11057], 1680: [4, 2], 1700: [2, 2], 1720: [1, 1]}], 'zealander', {1830: [1070, 374], 1840: [972, 494], 1850: [1865, 771], 1860: [1226, 787], 1870: [1479, 889], 1880: [1741, 1092], 1890: [1641, 1161], 1900: [2332, 1386], 1910: [2250, 1291], 1920: [1881, 1078], 1930: [1910, 1056], 1940: [3692, 1641], 1950: [4283, 1820], 1960: [7308, 3159], 1970: [7581, 3569], 1980: [10382, 4951], 1990: [13183, 7022], 2000: [21222, 12094], 1575: [1, 1], 1660: [1, 1], 1700: [5, 3], 1720: [1, 1], 1730: [6, 4], 1750: [6, 1], 1760: [4, 2], 1770: [18, 8], 1780: [22, 9], 1790: [21, 17], 1800: [33, 29], 1810: [253, 103], 1820: [233, 151]}], 'zizania', {1800: [66, 36], 1810: [131, 69], 1820: [160, 131], 1830: [219, 159], 1850: [310, 209], 1870: [230, 148], 1880: [260, 150], 1890: [365, 274], 1900: [556, 299], 1910: [664, 307], 1920: [422, 226], 1930: [280, 152], 1940: [281, 157], 1950: [512, 230], 1960: [686, 348], 1970: [1131, 477], 1980: [1401, 560], 1990: [2283, 819], 2000: [2272, 1051], 1710: [1, 1], 1720: [4, 3], 1730: [12, 6], 1740: [3, 1], 1770: [4, 3], 1780: [26, 11], 1840: [364, 186], 1860: [182, 124], 1750: [1, 1], 1760: [4, 4], 1790: [5, 5]}], 'zarema', {1850: [1, 1], 1900: [15, 8], 1910: [7, 3], 1920: [23, 11], 1930: [24, 7], 1940: [38, 13], 1950: [94, 23], 1960: [118, 29], 1970: [213, 53], 1980: [236, 66], 1990: [384, 73], 2000: [567, 133]}], 'zygosaccharomyces', {1900: [25, 15], 1910: [111, 32], 1920: [524, 42], 1930: [110, 46], 1940: [337, 68], 1950: [770, 128], 1960: [412, 147], 1970: [254, 112], 1980: [468, 172], 1990: [1293, 250], 2000: [2353, 461]}], 'zygophore', {1910: [6, 2], 1930: [11, 6], 1940: [1, 1], 1950: [33, 14], 1960: [71, 27], 1970: [170, 55], 1980: [116, 43], 1990: [91, 29], 2000: [90, 34]}], 'zestful', {1910: [502, 407], 1920: [931, 792], 1930: [1600, 1292], 1940: [1958, 1574], 1950: [2801, 2183], 1960: [4422, 3650], 1970: [5081, 4181], 1980: [4596, 3810], 1990: [4830, 4097], 2000: [5409, 4603], 1780: [1, 1], 1790: [2, 1], 1800: [5, 3], 1810: [4, 3], 1820: [3, 3], 1830: [6, 6], 1840: [4, 4], 1850: [16, 16], 1860: [37, 37], 1870: [27, 26], 1880: [52, 45], 1890: [104, 97], 1900: [237, 222]}], 'zooparasitic', {1890: [3, 3], 1910: [30, 17], 1930: [3, 2], 1940: [76, 11], 1950: [10, 8], 1960: [131, 42], 1970: [40, 33], 1980: [91, 37], 1990: [48, 27], 2000: [72, 35], 1900: [9, 4]}], 'zati', {1830: [1, 1], 1900: [221, 59], 1910: [36, 25], 1920: [73, 53], 1930: [99, 77], 1940: [96, 70], 1950: [211, 137], 1960: [467, 270], 1970: [1503, 680], 1980: [2020, 1006], 1990: [1116, 557], 2000: [2075, 728], 1730: [2, 2], 1810: [2, 2], 1820: [6, 6], 1840: [35, 14], 1850: [14, 12], 1860: [15, 11], 1870: [20, 16], 1880: [41, 32], 1890: [35, 27], 1680: [1, 1], 1720: [1, 1]}], 'zanders', {1650: [1, 1], 1680: [1, 1], 1720: [1, 1], 1730: [5, 4], 1750: [1, 1], 1760: [1, 1], 1770: [1, 1], 1780: [5, 5], 1790: [3, 3], 1800: [2, 2], 1810: [7, 7], 1820: [3, 3], 1830: [2, 2], 1840: [6, 6], 1850: [7, 7], 1860: [4, 4], 1870: [12, 11], 1880: [25, 21], 1890: [17, 16], 1900: [37, 35], 1910: [163, 60], 1920: [152, 49], 1930: [52, 27], 1940: [66, 26], 1950: [158, 75], 1960: [317, 154], 1970: [945, 307], 1980: [987, 388], 1990: [1407, 596], 2000: [2179, 806]}], 'zills', {1840: [3, 3], 1870: [5, 5], 1880: [5, 4], 1890: [2, 1], 1900: [3, 3], 1930: [1, 1], 1940: [2, 2], 1950: [5, 5], 1960: [19, 6], 1970: [35, 22], 1980: [91, 32], 1990: [62, 33], 2000: [204, 107], 1810: [6, 4], 1820: [1, 1], 1860: [1, 1]}], 'zimmis', {1850: [1, 1], 1870: [84, 21], 1880: [31, 15], 1890: [5, 5], 1900: [99, 23], 1910: [27, 12], 1920: [77, 30], 1930: [46, 23], 1940: [226, 41], 1950: [286, 80], 1960: [696, 181], 1970: [493, 185], 1980: [685, 245], 1990: [1108, 325], 2000: [1922, 439], 1840: [4, 4], 1860: [5, 5]}], 'zat', {1850: [211, 153], 1900: [2625, 813], 1910: [2047, 831], 1920: [2001, 860], 1930: [1610, 838], 1940: [2381, 825], 1950: [2177, 1043], 1960: [4258, 1778], 1970: [7587, 3159], 1980: [11859, 4929], 1990: [9437, 4166], 2000: [18182, 6754], 1770: [2, 2], 1820: [78, 55], 1880: [870, 369], 1890: [1297, 536], 1670: [1, 1], 1690: [1, 1], 1700: [2, 2], 1720: [3, 2], 1730: [2, 2], 1740: [5, 5], 1750: [1, 1], 1760: [7, 7], 1780: [5, 5], 1790: [6, 4], 1800: [18, 14], 1810: [20, 19], 1830: [35, 35], 1840: [65, 50], 1860: [371, 161], 1870: [515, 236], 1710: [2, 2], 1500: [1, 1], 1680: [1, 1]}], 'zaires', {1810: [1, 1], 1820: [8, 2], 1840: [15, 4], 1860: [5, 3], 1880: [9, 5], 1890: [7, 4], 1900: [3, 3], 1910: [4, 3], 1960: [46, 16], 1970: [1243, 189], 1980: [1388, 312], 1990: [1488, 307], 2000: [489, 171], 1830: [8, 8], 1870: [4, 4], 1920: [2, 2], 1950: [1, 1]}], 'zanza', {1810: [1, 1], 1880: [7, 7], 1890: [37, 18], 1900: [13, 5], 1910: [12, 4], 1920: [7, 7], 1930: [30, 18], 1940: [6, 6], 1950: [51, 25], 1960: [74, 50], 1970: [140, 42], 1980: [98, 67], 1990: [233, 105], 2000: [304, 106], 1830: [3, 1], 1870: [1, 1]}], 'zenithwards', {1860: [5, 5], 1870: [6, 6], 1880: [15, 10], 1890: [14, 9], 1900: [10, 8], 1910: [5, 5], 1920: [5, 5], 1930: [1, 1], 1940: [6, 6], 1950: [2, 2], 1960: [6, 6], 1970: [1, 1], 1980: [1, 1], 1990: [1, 1], 2000: [11, 11]}], 'zygal', {1860: [7, 2], 1900: [51, 3], 1910: [8, 2], 1950: [94, 10], 1960: [158, 13], 1970: [41, 18], 1980: [58, 29], 1990: [94, 41], 2000: [69, 28]}], 'zebub', {1740: [21, 20], 1770: [10, 6], 1790: [21, 14], 1810: [111, 63], 1820: [145, 90], 1830: [133, 84], 1840: [122, 93], 1850: [197, 139], 1860: [181, 132], 1880: [278, 197], 1890: [198, 131], 1900: [241, 168], 1940: [118, 65], 1950: [162, 100], 1960: [314, 195], 1970: [362, 217], 1980: [351, 210], 1990: [780, 375], 2000: [1938, 888], 1700: [1, 1], 1710: [2, 2], 1720: [7, 6], 1730: [8, 6], 1750: [6, 6], 1760: [3, 3], 1780: [21, 9], 1800: [26, 17], 1870: [268, 167], 1910: [168, 102], 1920: [100, 73], 1930: [139, 80]}], 'zinkiferous', {1870: [10, 6], 1880: [9, 6], 1890: [38, 11], 1900: [91, 45], 1910: [30, 11], 1920: [6, 4], 1960: [4, 2], 1970: [1, 1], 1990: [3, 3], 2000: [8, 6]}], 'zeidae', {1850: [1, 1], 1900: [16, 13], 1910: [13, 4], 1920: [11, 9], 1930: [33, 17], 1940: [12, 8], 1950: [26, 12], 1960: [60, 43], 1970: [108, 58], 1980: [127, 65], 1990: [152, 95], 2000: [115, 73]}], 'zooid', {1780: [3, 2], 1850: [356, 44], 1860: [556, 91], 1870: [882, 147], 1880: [1979, 248], 1890: [1147, 216], 1900: [1257, 245], 1910: [1701, 235], 1920: [1110, 149], 1930: [823, 148], 1940: [1728, 127], 1950: [870, 135], 1960: [2584, 319], 1970: [4725, 403], 1980: [3169, 393], 1990: [3857, 582], 2000: [2988, 600], 1810: [6, 2], 1840: [1, 1]}], 'zieger', {1740: [2, 2], 1760: [4, 4], 1790: [1, 1], 1800: [3, 3], 1820: [2, 2], 1830: [10, 10], 1840: [23, 20], 1850: [29, 26], 1860: [11, 10], 1870: [1, 1], 1880: [6, 5], 1890: [27, 17], 1900: [56, 39], 1910: [22, 17], 1920: [66, 37], 1930: [61, 38], 1940: [82, 32], 1950: [85, 56], 1960: [344, 137], 1970: [629, 309], 1980: [1459, 714], 1990: [4085, 1360], 2000: [5772, 1747]}], 'zoacum', {1890: [8, 8], 1910: [3, 3], 1930: [17, 10], 1940: [1, 1], 1960: [10, 7], 1970: [10, 7], 1990: [3, 3], 2000: [14, 11]}], 'zygomorphism', {1870: [4, 2], 1880: [31, 10], 1890: [35, 13], 1900: [22, 14], 1910: [20, 11], 1920: [10, 7], 1930: [3, 3], 1940: [22, 8], 1950: [24, 3], 1960: [14, 10], 1970: [29, 12], 1980: [53, 12], 1990: [15, 6], 2000: [26, 11]}], 'zinky', {1750: [16, 2], 1790: [3, 2], 1800: [4, 4], 1810: [6, 2], 1850: [2, 2], 1860: [1, 1], 1870: [13, 7], 1880: [12, 8], 1890: [17, 13], 1900: [91, 37], 1910: [17, 13], 1920: [17, 14], 1930: [9, 5], 1940: [11, 9], 1950: [7, 5], 1960: [60, 28], 1970: [138, 66], 1980: [75, 57], 1990: [268, 154], 2000: [571, 252], 1730: [14, 2]}], 'zoom', {1940: [2648, 1661], 1950: [4288, 2317], 1960: [14218, 5649], 1970: [39548, 12021], 1980: [74384, 22448], 1990: [228852, 49608], 2000: [457799, 90389], 1710: [8, 7], 1720: [19, 12], 1730: [21, 12], 1740: [62, 25], 1750: [196, 52], 1760: [134, 60], 1770: [114, 55], 1780: [168, 79], 1790: [209, 103], 1800: [333, 194], 1810: [750, 327], 1820: [929, 450], 1830: [958, 498], 1840: [1180, 566], 1850: [1523, 687], 1860: [1731, 660], 1870: [1198, 534], 1880: [1890, 649], 1890: [1203, 636], 1900: [2162, 921], 1910: [1317, 654], 1920: [1936, 848], 1930: [2003, 1139], 1500: [2, 1], 1575: [5, 1], 1620: [1, 1], 1670: [1, 1], 1680: [1, 1], 1690: [6, 3], 1700: [8, 8]}], 'zenana', {1770: [4, 1], 1780: [95, 20], 1790: [29, 14], 1800: [90, 42], 1810: [249, 133], 1820: [378, 168], 1830: [610, 252], 1840: [831, 357], 1850: [1981, 693], 1860: [1443, 481], 1870: [2758, 1038], 1880: [4126, 1246], 1890: [4720, 1597], 1900: [4816, 1563], 1910: [3000, 1193], 1920: [2005, 928], 1930: [2245, 806], 1940: [1048, 483], 1950: [1534, 715], 1960: [2821, 1258], 1970: [4018, 1466], 1980: [5685, 1669], 1990: [9493, 2589], 2000: [20047, 4835]}], 'zebrawood', {1820: [3, 3], 1850: [6, 6], 1880: [21, 11], 1890: [18, 13], 1900: [10, 8], 1910: [7, 5], 1920: [15, 12], 1930: [91, 70], 1940: [103, 64], 1950: [99, 76], 1960: [198, 140], 1970: [245, 165], 1980: [361, 244], 1990: [474, 326], 2000: [541, 385]}], 'zingana', {1760: [4, 3], 1780: [2, 1], 1800: [14, 7], 1860: [6, 3], 1880: [3, 3], 1890: [3, 3], 1900: [4, 4], 1920: [25, 14], 1930: [38, 23], 1940: [25, 17], 1950: [27, 22], 1960: [36, 25], 1970: [46, 36], 1980: [49, 41], 1990: [50, 42], 2000: [87, 52], 1720: [4, 1], 1750: [6, 3], 1820: [12, 12], 1830: [1, 1], 1840: [3, 3], 1850: [2, 2], 1910: [13, 11]}], 'zephyrous', {1850: [6, 5], 1860: [2, 2], 1870: [2, 2], 1880: [3, 3], 1890: [8, 8], 1900: [6, 6], 1910: [26, 26], 1920: [5, 5], 1930: [13, 11], 1940: [16, 16], 1950: [13, 13], 1960: [12, 11], 1970: [19, 18], 1980: [27, 27], 1990: [62, 30], 2000: [52, 51]}], 'zonar', {1760: [21, 12], 1800: [30, 28], 1810: [49, 36], 1820: [110, 90], 1830: [93, 72], 1850: [117, 42], 1870: [62, 35], 1880: [80, 49], 1890: [67, 32], 1900: [102, 52], 1910: [35, 33], 1920: [54, 26], 1930: [87, 36], 1940: [114, 45], 1950: [243, 58], 1960: [257, 122], 1970: [280, 135], 1980: [910, 144], 1990: [417, 177], 2000: [540, 215], 1630: [2, 1], 1690: [1, 1], 1700: [2, 2], 1710: [5, 4], 1720: [18, 8], 1730: [3, 3], 1740: [260, 18], 1750: [30, 13], 1770: [28, 8], 1780: [109, 14], 1790: [28, 23], 1840: [137, 69], 1860: [66, 40]}], 'zucchetto', {1830: [1, 1], 1850: [72, 19], 1860: [36, 10], 1870: [61, 12], 1880: [37, 12], 1890: [76, 30], 1900: [49, 26], 1910: [56, 14], 1920: [66, 40], 1930: [26, 18], 1940: [44, 30], 1950: [76, 52], 1960: [101, 66], 1970: [168, 92], 1980: [420, 194], 1990: [673, 247], 2000: [636, 379]}], 'zoantharia', {1850: [182, 47], 1860: [494, 79], 1870: [804, 135], 1880: [508, 141], 1890: [356, 108], 1900: [288, 105], 1910: [117, 67], 1920: [212, 82], 1930: [175, 74], 1940: [187, 70], 1950: [246, 97], 1960: [493, 202], 1970: [477, 192], 1980: [400, 201], 1990: [641, 273], 2000: [506, 200], 1810: [1, 1], 1840: [2, 2]}], 'zapateado', {1820: [7, 3], 1830: [3, 2], 1850: [6, 5], 1860: [1, 1], 1880: [7, 6], 1890: [22, 15], 1900: [18, 16], 1910: [20, 18], 1920: [37, 30], 1930: [137, 54], 1940: [329, 107], 1950: [235, 119], 1960: [277, 129], 1970: [509, 197], 1980: [528, 239], 1990: [773, 310], 2000: [1002, 407], 1810: [1, 1], 1840: [2, 2], 1870: [1, 1]}], 'zoroastrian', {1740: [4, 1], 1750: [10, 10], 1760: [3, 3], 1770: [4, 3], 1780: [6, 6], 1790: [68, 37], 1800: [81, 34], 1810: [44, 23], 1820: [56, 42], 1830: [40, 21], 1840: [617, 168], 1850: [785, 231], 1860: [1534, 327], 1870: [2250, 688], 1880: [3861, 887], 1890: [3797, 1299], 1900: [4740, 1415], 1910: [6443, 1257], 1920: [4569, 1397], 1930: [4642, 1153], 1940: [3203, 1087], 1950: [6757, 1910], 1960: [14121, 3839], 1970: [16796, 3992], 1980: [20128, 4626], 1990: [35369, 7350], 2000: [60164, 13376]}], 'zymogenic', {1880: [198, 61], 1890: [234, 127], 1900: [319, 160], 1910: [294, 143], 1920: [203, 90], 1930: [366, 78], 1940: [350, 97], 1950: [454, 146], 1960: [621, 219], 1970: [843, 301], 1980: [879, 361], 1990: [728, 331], 2000: [770, 341]}], 'zanzibari', {1890: [3098, 299], 1900: [306, 128], 1910: [246, 92], 1920: [210, 73], 1930: [168, 64], 1940: [92, 42], 1960: [1422, 465], 1970: [1949, 563], 1980: [2171, 538], 1990: [3199, 747], 2000: [6195, 1345], 1860: [7, 7], 1880: [145, 48], 1950: [343, 93]}], 'zantiote', {1800: [3, 3], 1810: [45, 13], 1820: [112, 35], 1830: [131, 75], 1840: [50, 19], 1850: [33, 33], 1860: [35, 25], 1870: [15, 15], 1880: [12, 10], 1890: [22, 22], 1900: [33, 15], 1910: [6, 4], 1920: [35, 25], 1930: [7, 4], 1940: [2, 2], 1950: [3, 2], 1960: [51, 23], 1970: [90, 25], 1980: [78, 15], 1990: [27, 9], 2000: [67, 52]}], 'zapateados', {1930: [48, 18], 1940: [93, 28], 1950: [71, 30], 1960: [54, 43], 1970: [142, 51], 1980: [61, 38], 1990: [56, 41], 2000: [91, 73], 1890: [1, 1], 1900: [1, 1], 1920: [2, 2]}], 'zeolitic', {1790: [12, 8], 1810: [38, 18], 1820: [27, 21], 1830: [27, 23], 1840: [81, 51], 1850: [451, 121], 1860: [77, 63], 1870: [111, 54], 1880: [185, 72], 1890: [337, 128], 1900: [726, 203], 1910: [640, 212], 1920: [390, 163], 1930: [453, 185], 1940: [515, 191], 1950: [474, 242], 1960: [1030, 399], 1970: [1566, 569], 1980: [3252, 767], 1990: [4316, 1141], 2000: [5111, 1046], 1780: [3, 3], 1800: [36, 9]}], 'zeugobranchia', {1870: [12, 4], 1890: [24, 8], 1910: [1, 1], 1920: [2, 1], 1930: [1, 1], 1940: [5, 3], 1950: [24, 9], 1960: [64, 17], 1970: [35, 12], 1980: [6, 6], 1990: [36, 6], 2000: [19, 6]}], 'zoantharian', {1850: [15, 12], 1860: [29, 17], 1870: [56, 32], 1890: [19, 8], 1900: [34, 23], 1910: [12, 11], 1920: [24, 17], 1930: [17, 10], 1940: [12, 8], 1950: [9, 7], 1960: [49, 30], 1970: [85, 54], 1980: [118, 57], 1990: [98, 58], 2000: [92, 51], 1880: [37, 17]}], 'zygodactyl', {1870: [1, 1], 1880: [6, 3], 1890: [25, 10], 1900: [50, 45], 1910: [16, 16], 1920: [15, 15], 1930: [12, 12], 1940: [11, 5], 1950: [15, 14], 1960: [43, 24], 1970: [150, 57], 1980: [200, 93], 1990: [258, 120], 2000: [377, 163]}], 'zymograms', {1940: [1, 1], 1950: [2, 2], 1960: [525, 133], 1970: [1111, 394], 1980: [1530, 481], 1990: [931, 419], 2000: [546, 301]}], 'zythia', {1890: [3, 3], 1900: [3, 2], 1910: [2, 2], 1920: [8, 6], 1930: [6, 3], 1940: [3, 1], 1950: [30, 12], 1960: [39, 22], 1970: [30, 10], 1980: [7, 5], 1990: [23, 9], 2000: [15, 8]}], 'zo', {1700: [142, 73], 1710: [168, 94], 1720: [527, 176], 1730: [255, 148], 1740: [197, 126], 1750: [252, 186], 1760: [311, 212], 1770: [264, 205], 1780: [307, 238], 1790: [450, 344], 1800: [507, 403], 1810: [577, 336], 1820: [579, 424], 1830: [642, 322], 1840: [468, 381], 1850: [1158, 635], 1860: [943, 669], 1870: [1400, 994], 1880: [2909, 1393], 1890: [3018, 1817], 1900: [4839, 2974], 1910: [4891, 2886], 1920: [5721, 3382], 1930: [7016, 3822], 1940: [9044, 4006], 1950: [11620, 6101], 1960: [18501, 10208], 1970: [23166, 11322], 1980: [31475, 14020], 1990: [48839, 20525], 2000: [72113, 27905], 1630: [2, 2], 1650: [20, 4], 1670: [11, 5], 1680: [80, 39], 1690: [60, 29], 1500: [1, 1], 1550: [2, 1], 1575: [2, 1], 1620: [1, 1], 1640: [4, 3], 1660: [3, 2]}], 'zymophore', {1900: [198, 98], 1910: [562, 208], 1920: [305, 106], 1930: [96, 41], 1940: [48, 30], 1950: [35, 28], 1960: [24, 16], 1980: [6, 6], 2000: [68, 21], 1890: [3, 1], 1970: [3, 2], 1990: [3, 3]}], 'zionite', {1860: [4, 4], 1870: [26, 16], 1890: [5, 4], 1900: [29, 14], 1910: [6, 6], 1920: [7, 7], 1930: [5, 5], 1940: [3, 2], 1950: [17, 17], 1960: [12, 8], 1970: [41, 16], 1980: [39, 14], 1990: [57, 26], 2000: [65, 61]}], 'zygocactus', {1910: [4, 4], 1920: [39, 26], 1930: [92, 38], 1940: [111, 44], 1950: [278, 89], 1960: [271, 99], 1970: [610, 212], 1980: [358, 145], 1990: [336, 143], 2000: [278, 135]}], 'zitzit', {1870: [1, 1], 1880: [2, 2], 1920: [2, 2], 1930: [1, 1], 1940: [1, 1], 1950: [2, 2], 1960: [1, 1], 1970: [3, 3], 1980: [2, 2], 1990: [27, 16], 2000: [13, 13]}], 'zoeal', {1860: [3, 3], 1870: [22, 10], 1890: [2, 2], 1930: [79, 17], 1940: [70, 25], 1950: [85, 22], 1960: [796, 69], 1970: [811, 157], 1980: [2220, 210], 1990: [770, 182], 2000: [1153, 133], 1880: [8, 4], 1900: [27, 12], 1910: [14, 7], 1920: [8, 3]}], 'zwiebacks', {1860: [4, 4], 1900: [15, 15], 1910: [78, 44], 1920: [7, 7], 1930: [7, 7], 1940: [3, 3], 1950: [22, 16], 1970: [36, 25], 1990: [47, 37], 2000: [62, 55], 1850: [2, 2], 1870: [2, 2], 1890: [1, 1], 1960: [13, 13], 1980: [26, 18]}], 'zeppelins', {1850: [3, 2], 1860: [3, 2], 1870: [7, 5], 1880: [1, 1], 1890: [2, 2], 1900: [28, 17], 1910: [10064, 3210], 1920: [5381, 1924], 1930: [4134, 1583], 1940: [2057, 981], 1950: [1998, 951], 1960: [4978, 1724], 1970: [4723, 2029], 1980: [5330, 2371], 1990: [6784, 3159], 2000: [13177, 6019]}], 'zingers', {1850: [3, 3], 1890: [10, 7], 1910: [2, 2], 1920: [11, 9], 1940: [9, 9], 1970: [257, 206], 1980: [866, 558], 1990: [2068, 1422], 2000: [3015, 2442], 1960: [18, 17], 1900: [16, 16], 1930: [5, 5]}], 'zink', {1500: [2, 1], 1680: [2, 1], 1720: [20, 6], 1730: [46, 13], 1740: [221, 4], 1750: [306, 18], 1760: [149, 16], 1770: [42, 25], 1780: [320, 32], 1790: [220, 64], 1800: [147, 90], 1810: [92, 67], 1820: [76, 59], 1830: [74, 56], 1840: [670, 133], 1850: [214, 82], 1860: [61, 50], 1870: [416, 100], 1880: [253, 141], 1890: [627, 260], 1900: [835, 425], 1910: [739, 369], 1920: [902, 433], 1930: [1377, 630], 1940: [2035, 821], 1950: [3025, 1375], 1960: [5584, 2456], 1970: [6383, 2959], 1980: [9090, 4032], 1990: [13360, 5114], 2000: [20138, 7096], 1700: [2, 1]}], 'zoophagineae', {1930: [3, 1], 1940: [11, 5], 1950: [49, 26], 1960: [28, 17], 1970: [5, 5], 1980: [1, 1], 1990: [1, 1], 2000: [2, 1]}], 'zaddik', {1750: [1, 1], 1830: [42, 3], 1840: [58, 3], 1850: [26, 3], 1860: [18, 3], 1870: [8, 8], 1880: [18, 11], 1890: [610, 67], 1900: [113, 44], 1910: [486, 85], 1920: [303, 70], 1930: [1019, 116], 1940: [2515, 149], 1950: [1549, 193], 1960: [4170, 494], 1970: [5384, 652], 1980: [4132, 706], 1990: [9811, 1068], 2000: [7415, 1176]}], 'zinciferous', {1800: [4, 4], 1810: [5, 4], 1820: [13, 12], 1830: [7, 7], 1850: [16, 12], 1860: [158, 46], 1870: [62, 33], 1880: [114, 62], 1890: [176, 65], 1900: [374, 179], 1910: [383, 156], 1920: [195, 78], 1930: [37, 27], 1940: [37, 25], 1950: [45, 36], 1960: [42, 34], 1970: [62, 28], 1980: [61, 40], 1990: [37, 26], 2000: [85, 50], 1840: [10, 10]}], 'zygopterid', {1910: [41, 19], 1920: [79, 16], 1930: [97, 27], 1940: [38, 20], 1950: [36, 15], 1960: [54, 18], 1970: [22, 14], 1980: [35, 23], 1990: [45, 23], 2000: [60, 18], 1900: [4, 1]}], 'zeuzeridae', {1860: [6, 3], 1870: [2, 2], 1880: [5, 5], 1890: [1, 1], 1900: [5, 3], 1910: [1, 1], 1950: [2, 1], 1960: [10, 4], 1970: [19, 6], 1980: [8, 8], 1990: [4, 4], 2000: [16, 3]}], 'zadokite', {1870: [7, 7], 1880: [40, 13], 1890: [85, 40], 1900: [93, 53], 1910: [328, 115], 1920: [364, 117], 1930: [236, 96], 1940: [267, 88], 1950: [1804, 339], 1960: [2368, 505], 1970: [2292, 503], 1980: [2713, 588], 1990: [4302, 901], 2000: [7486, 1241]}], 'zymogram', {1950: [4, 3], 1960: [420, 144], 1970: [1050, 358], 1980: [1376, 427], 1990: [1082, 421], 2000: [844, 383]}], 'zoomania', {1890: [1, 1], 1900: [1, 1], 1950: [2, 2], 1970: [9, 9], 1980: [16, 13], 1990: [28, 21], 2000: [20, 15]}], 'zombies', {1930: [142, 65], 1940: [582, 343], 1950: [954, 579], 1960: [2255, 1305], 1970: [5949, 3606], 1980: [11615, 6265], 1990: [23911, 12513], 2000: [73081, 27355], 1830: [1, 1], 1890: [23, 5], 1910: [1, 1], 1920: [232, 12], 1840: [4, 4]}], 'zirconia', {1800: [316, 36], 1810: [402, 74], 1820: [509, 126], 1830: [942, 200], 1840: [707, 154], 1850: [798, 219], 1860: [428, 142], 1870: [558, 186], 1880: [824, 185], 1890: [654, 179], 1900: [1035, 359], 1910: [1328, 382], 1920: [2917, 451], 1930: [1589, 300], 1940: [1314, 296], 1950: [2534, 677], 1960: [5539, 1273], 1970: [6283, 1432], 1980: [18787, 2870], 1990: [44547, 6064], 2000: [47363, 6944]}], 'zoogeny', {1880: [4, 4], 1890: [7, 7], 1910: [11, 11], 1920: [8, 6], 1930: [1, 1], 1950: [6, 6], 1960: [6, 6], 1970: [4, 3], 1980: [8, 6], 1990: [9, 7], 2000: [17, 16], 1840: [8, 2], 1850: [2, 2], 1860: [8, 8], 1870: [10, 9], 1900: [3, 3], 1940: [1, 1]}], 'zakuski', {1870: [8, 7], 1880: [13, 5], 1890: [8, 6], 1900: [8, 8], 1910: [30, 27], 1920: [9, 9], 1930: [63, 29], 1940: [139, 78], 1950: [117, 67], 1960: [265, 113], 1970: [274, 161], 1980: [673, 347], 1990: [851, 427], 2000: [1212, 527]}], 'zeks', {1720: [1, 1], 1840: [4, 4], 1850: [1, 1], 1900: [8, 8], 1920: [2, 2], 1950: [3, 3], 1960: [492, 23], 1970: [4124, 268], 1980: [2418, 354], 1990: [3189, 580], 2000: [1870, 536], 1940: [1, 1], 1870: [1, 1], 1930: [3, 2]}], 'zaniness', {1970: [595, 515], 1980: [1197, 1041], 1990: [1801, 1555], 2000: [2430, 2033], 1940: [8, 8], 1950: [57, 54], 1960: [212, 201]}], 'zooparasite', {1910: [5, 5], 1920: [8, 6], 1930: [4, 4], 1940: [21, 10], 1950: [6, 6], 1960: [52, 34], 1970: [25, 19], 1980: [32, 25], 1990: [20, 18], 2000: [30, 22], 1880: [12, 5], 1890: [2, 2], 1900: [6, 5]}], 'zastruga', {1910: [5, 5], 1930: [11, 11], 1950: [2, 2], 1960: [3, 3], 1970: [7, 3], 1980: [2, 2], 1990: [5, 5], 2000: [12, 10]}], 'zamorine', {1790: [1, 1], 1810: [3, 1], 1820: [3, 3], 1830: [13, 5], 1870: [1, 1], 1890: [44, 10], 1910: [6, 4], 1920: [1, 1], 1930: [4, 2], 1950: [25, 1], 1960: [11, 6], 1970: [10, 8], 1980: [5, 5], 1990: [10, 7], 2000: [23, 10]}], 'zigger', {1840: [28, 5], 1910: [81, 3], 1920: [6, 6], 1930: [5, 1], 1950: [7, 6], 1960: [107, 16], 1970: [222, 85], 1980: [181, 58], 1990: [85, 44], 2000: [209, 120], 1870: [5, 1], 1880: [1, 1], 1940: [1, 1]}], 'zirak', {1770: [1, 1], 1810: [1, 1], 1850: [20, 3], 1870: [56, 3], 1880: [25, 7], 1890: [19, 3], 1900: [14, 8], 1910: [26, 8], 1920: [11, 4], 1930: [16, 8], 1940: [2, 1], 1950: [106, 18], 1960: [319, 29], 1970: [150, 44], 1980: [301, 82], 1990: [189, 56], 2000: [273, 104]}], 'zootechnician', {1920: [1, 1], 1930: [13, 10], 1950: [170, 51], 1960: [160, 79], 1970: [177, 82], 1980: [86, 53], 1990: [76, 29], 2000: [46, 29], 1940: [32, 13]}], 'zeguha', {1880: [12, 6], 1890: [26, 10], 1900: [3, 2], 1930: [13, 3], 1940: [6, 1], 1950: [21, 8], 1960: [6, 6], 1970: [1, 1], 1980: [2, 2], 1990: [4, 4]}], 'zoarial', {1910: [136, 17], 1920: [664, 14], 1940: [129, 19], 1950: [255, 36], 1960: [606, 56], 1970: [750, 51], 1980: [305, 53], 1990: [89, 30], 2000: [99, 26], 1860: [5, 2], 1880: [3, 1], 1890: [2, 1], 1900: [52, 19], 1930: [96, 18]}], 'zoeae', {1810: [1, 1], 1830: [4, 2], 1840: [4, 4], 1850: [1, 1], 1860: [94, 5], 1870: [28, 12], 1880: [25, 11], 1890: [23, 11], 1900: [64, 17], 1910: [32, 12], 1920: [19, 15], 1930: [26, 15], 1940: [22, 12], 1950: [50, 22], 1960: [418, 65], 1970: [608, 159], 1980: [1475, 212], 1990: [655, 177], 2000: [1140, 179]}], 'zoris', {1810: [2, 2], 1820: [3, 2], 1850: [2, 2], 1860: [1, 1], 1890: [14, 13], 1930: [2, 2], 1940: [3, 3], 1950: [19, 13], 1960: [66, 45], 1970: [104, 80], 1980: [271, 161], 1990: [382, 236], 2000: [438, 228]}], 'zambezi', {1820: [42, 21], 1830: [48, 18], 1860: [502, 192], 1870: [891, 262], 1880: [722, 221], 1890: [5301, 492], 1900: [5015, 536], 1910: [4609, 579], 1920: [5060, 760], 1930: [4015, 677], 1940: [2790, 533], 1950: [10907, 1083], 1960: [28522, 2945], 1970: [32545, 4000], 1980: [26299, 4231], 1990: [38299, 6421], 2000: [48518, 8681], 1780: [1, 1], 1800: [22, 7], 1810: [53, 13], 1840: [93, 23], 1850: [166, 66]}], 'zizany', {1800: [4, 3], 1850: [1, 1], 1930: [2, 2], 1940: [4, 3], 1950: [2, 1], 1960: [18, 12], 1970: [6, 5], 1980: [19, 11], 1990: [24, 4], 2000: [32, 6]}], 'zombiism', {1930: [3, 1], 1940: [1, 1], 1950: [13, 5], 1960: [4, 4], 1970: [16, 16], 1980: [52, 37], 1990: [98, 67], 2000: [170, 55]}], 'zambal', {1850: [3, 3], 1870: [30, 13], 1880: [4, 3], 1890: [1, 1], 1900: [483, 71], 1910: [13, 7], 1920: [18, 5], 1930: [30, 14], 1940: [9, 8], 1950: [51, 20], 1960: [93, 51], 1970: [311, 106], 1980: [116, 64], 1990: [171, 54], 2000: [565, 132]}], 'zygotically', {1900: [4, 2], 1910: [32, 8], 1920: [12, 7], 1930: [32, 17], 1940: [10, 9], 1960: [16, 13], 1980: [223, 76], 1990: [537, 236], 2000: [454, 224], 1890: [7, 1], 1950: [8, 8], 1970: [14, 12]}], 'zoharite', {1840: [7, 4], 1850: [1, 1], 1860: [1, 1], 1890: [14, 7], 1900: [5, 3], 1910: [1, 1], 1920: [4, 2], 1930: [5, 4], 1940: [7, 5], 1950: [4, 3], 1960: [22, 16], 1970: [1, 1], 1990: [2, 2], 2000: [13, 11]}], 'zygomatic', {1730: [4, 2], 1750: [20, 2], 1760: [18, 3], 1770: [22, 6], 1780: [10, 2], 1790: [11, 7], 1800: [212, 43], 1810: [512, 74], 1820: [613, 153], 1830: [1525, 308], 1840: [2386, 337], 1850: [2296, 532], 1860: [2918, 527], 1870: [3104, 743], 1880: [4152, 915], 1890: [5159, 1063], 1900: [8161, 1359], 1910: [9640, 1506], 1920: [5631, 876], 1930: [7229, 960], 1940: [8641, 1074], 1950: [14505, 1696], 1960: [22051, 2794], 1970: [28165, 3777], 1980: [36587, 4663], 1990: [53236, 6295], 2000: [59064, 8283]}], 'zod', {1750: [2, 2], 1800: [14, 13], 1810: [21, 19], 1820: [88, 31], 1830: [32, 23], 1840: [29, 23], 1850: [63, 38], 1860: [36, 27], 1870: [34, 31], 1890: [76, 67], 1900: [90, 72], 1910: [108, 92], 1920: [174, 106], 1930: [93, 83], 1940: [113, 80], 1950: [120, 100], 1960: [247, 182], 1970: [346, 223], 1980: [748, 278], 1990: [782, 402], 2000: [3692, 557], 1720: [1, 1], 1880: [67, 60], 1575: [1, 1], 1670: [1, 1], 1680: [1, 1], 1690: [1, 1], 1710: [1, 1], 1730: [1, 1], 1740: [8, 5], 1760: [1, 1], 1770: [14, 13], 1780: [12, 12], 1790: [16, 13]}], 'zenaga', {1950: [144, 36], 1960: [316, 111], 1970: [213, 95], 1980: [232, 89], 1990: [252, 116], 2000: [674, 162], 1720: [1, 1], 1790: [1, 1], 1830: [33, 17], 1840: [4, 4], 1850: [14, 14], 1860: [19, 10], 1880: [48, 12], 1890: [59, 25], 1900: [79, 23], 1910: [30, 16], 1920: [106, 31], 1930: [68, 34], 1940: [18, 13]}], 'zeniths', {1670: [4, 1], 1690: [1, 1], 1720: [1, 1], 1730: [12, 7], 1740: [11, 7], 1750: [1, 1], 1820: [80, 30], 1870: [81, 32], 1880: [88, 51], 1890: [137, 55], 1910: [98, 76], 1920: [143, 124], 1930: [123, 92], 1940: [113, 99], 1950: [280, 189], 1960: [290, 258], 1970: [331, 292], 1980: [463, 382], 1990: [692, 559], 2000: [1012, 745], 1760: [2, 2], 1770: [3, 3], 1780: [5, 5], 1800: [18, 9], 1810: [65, 21], 1830: [47, 36], 1840: [61, 29], 1850: [54, 41], 1860: [41, 29], 1900: [57, 45]}], 'zoogamy', {1900: [2, 2], 1920: [2, 2], 1940: [3, 2], 1950: [1, 1], 1960: [14, 10], 1970: [16, 10], 1980: [23, 15], 1990: [12, 9], 2000: [16, 13]}], 'zenu', {1830: [103, 22], 1850: [120, 41], 1860: [155, 32], 1880: [179, 48], 1910: [133, 44], 1930: [20, 15], 1940: [141, 15], 1950: [265, 30], 1960: [145, 64], 1970: [246, 101], 1980: [171, 101], 1990: [279, 150], 2000: [742, 252], 1750: [2, 2], 1840: [74, 25], 1870: [65, 29], 1890: [101, 38], 1900: [90, 29], 1740: [1, 1], 1760: [1, 1], 1780: [1, 1], 1790: [2, 2], 1800: [1, 1], 1810: [8, 6], 1820: [24, 12], 1920: [81, 23]}], 'zoolatrous', {1880: [2, 1], 1890: [10, 9], 1910: [16, 16], 1920: [2, 2], 1930: [1, 1], 1940: [8, 8], 1950: [11, 11], 1960: [10, 10], 1970: [5, 3], 1980: [6, 6], 1990: [12, 11], 2000: [6, 4]}], 'zephiran', {1940: [912, 204], 1950: [2342, 655], 1960: [3494, 1032], 1970: [2852, 1174], 1980: [1633, 813], 1990: [966, 544], 2000: [747, 415], 1930: [24, 10]}], 'zestfully', {1880: [16, 16], 1920: [302, 260], 1930: [594, 477], 1940: [738, 652], 1950: [909, 801], 1960: [1692, 1496], 1970: [1625, 1459], 1980: [1571, 1407], 1990: [1810, 1634], 2000: [2287, 1910], 1720: [1, 1], 1860: [9, 5], 1870: [7, 7], 1890: [24, 24], 1900: [45, 40], 1910: [183, 171]}], 'zoanthidea', {1900: [10, 2], 1910: [7, 4], 1920: [25, 14], 1930: [9, 8], 1940: [32, 16], 1950: [14, 10], 1960: [83, 42], 1970: [110, 59], 1980: [107, 62], 1990: [164, 82], 2000: [130, 65]}], 'zeroed', {1830: [1, 1], 1860: [1, 1], 1870: [1, 1], 1880: [2, 2], 1890: [3, 3], 1900: [14, 9], 1910: [15, 10], 1920: [17, 16], 1930: [38, 17], 1940: [354, 197], 1950: [928, 618], 1960: [3698, 2313], 1970: [7165, 5252], 1980: [13581, 9271], 1990: [22384, 16352], 2000: [39827, 28832], 1850: [1, 1]}], 'zach', {1630: [2, 1], 1640: [8, 4], 1650: [7, 4], 1670: [10, 8], 1680: [5, 5], 1690: [11, 7], 1700: [23, 16], 1710: [34, 21], 1720: [42, 26], 1730: [38, 25], 1740: [242, 55], 1750: [71, 33], 1760: [23, 21], 1770: [35, 19], 1780: [47, 29], 1790: [59, 48], 1800: [217, 155], 1810: [662, 323], 1820: [1215, 491], 1830: [1312, 534], 1840: [1618, 599], 1850: [1462, 706], 1860: [1820, 590], 1870: [1516, 637], 1880: [2307, 904], 1890: [3684, 949], 1900: [2540, 1155], 1910: [1773, 901], 1920: [2151, 795], 1930: [2271, 751], 1940: [1746, 754], 1950: [3428, 1045], 1960: [6372, 1983], 1970: [7597, 2361], 1980: [28443, 3621], 1990: [112855, 7338], 2000: [205159, 15346]}], 'zingiberaceous', {1850: [1, 1], 1860: [14, 14], 1870: [16, 13], 1880: [9, 7], 1890: [15, 15], 1900: [83, 58], 1910: [11, 11], 1920: [9, 7], 1930: [18, 13], 1940: [16, 11], 1950: [10, 10], 1960: [27, 21], 1970: [41, 11], 1980: [59, 24], 1990: [21, 17], 2000: [87, 56]}], 'zoogeographies', {1890: [2, 2], 1910: [1, 1], 1930: [2, 2], 1940: [14, 9], 1950: [9, 9], 1960: [8, 8], 1970: [3, 3], 1980: [10, 9], 1990: [12, 9], 2000: [6, 6]}], 'zamindari', {1840: [8, 4], 1850: [42, 10], 1860: [56, 27], 1870: [413, 127], 1880: [842, 136], 1890: [1367, 189], 1900: [1110, 217], 1910: [1014, 188], 1920: [764, 231], 1930: [1223, 317], 1940: [4002, 609], 1950: [9513, 1747], 1960: [18247, 3572], 1970: [19786, 4485], 1980: [24062, 4802], 1990: [25273, 5590], 2000: [22372, 5042], 1830: [2, 1]}], 'zaffres', {1770: [2, 1], 1790: [2, 1], 1810: [2, 1], 1820: [2, 1], 1830: [2, 1], 1840: [4, 3], 1850: [3, 3], 1860: [3, 3], 1870: [5, 5], 1880: [1, 1], 1890: [2, 2], 1900: [30, 11], 1910: [4, 2], 1940: [3, 1], 1950: [1, 1], 1960: [3, 3], 1970: [3, 3], 1980: [4, 2], 2000: [2, 2]}], 'zeolite', {1770: [17, 7], 1780: [71, 18], 1790: [254, 82], 1800: [705, 207], 1810: [1213, 285], 1820: [621, 261], 1830: [633, 287], 1840: [502, 237], 1850: [503, 261], 1860: [226, 153], 1870: [394, 191], 1880: [576, 140], 1890: [406, 186], 1900: [689, 290], 1910: [1177, 392], 1920: [2645, 594], 1930: [5586, 858], 1940: [8281, 1253], 1950: [10164, 1608], 1960: [12127, 2489], 1970: [21748, 3148], 1980: [52600, 4948], 1990: [83099, 6688], 2000: [93137, 7724], 1760: [3, 1]}], 'zesting', {1870: [1, 1], 1880: [3, 3], 1900: [5, 5], 1910: [4, 4], 1950: [11, 8], 1960: [5, 5], 1970: [18, 18], 1980: [32, 25], 1990: [176, 126], 2000: [592, 381], 1810: [1, 1], 1820: [4, 4], 1830: [1, 1], 1860: [1, 1], 1890: [3, 3], 1920: [2, 2], 1930: [2, 2], 1940: [6, 6]}], 'zincked', {1840: [11, 5], 1850: [23, 11], 1860: [12, 6], 1870: [34, 13], 1880: [15, 10], 1890: [20, 13], 1900: [75, 18], 1910: [44, 12], 1920: [32, 8], 1930: [3, 3], 1940: [12, 12], 1950: [6, 6], 1960: [10, 7], 1970: [4, 4], 1980: [13, 12], 1990: [6, 5], 2000: [40, 33]}], 'zoomorphic', {1800: [1, 1], 1840: [23, 11], 1850: [9, 6], 1860: [17, 12], 1870: [10, 9], 1880: [382, 88], 1890: [364, 186], 1900: [357, 198], 1910: [628, 211], 1920: [612, 224], 1930: [1620, 410], 1940: [952, 373], 1950: [1903, 674], 1960: [4470, 1616], 1970: [7010, 2393], 1980: [8983, 3009], 1990: [13087, 4404], 2000: [16440, 5793]}], 'zoologized', {1860: [3, 3], 1880: [2, 2], 1890: [4, 4], 1900: [1, 1], 1920: [2, 2], 1950: [4, 4], 1960: [1, 1], 1970: [1, 1], 1980: [2, 2], 1990: [3, 3], 2000: [19, 19]}], 'zipping', {1800: [1, 1], 1860: [10, 6], 1870: [6, 4], 1880: [39, 30], 1890: [52, 47], 1900: [158, 140], 1910: [273, 247], 1920: [223, 206], 1930: [279, 235], 1940: [403, 365], 1950: [584, 531], 1960: [1204, 1053], 1970: [3182, 2568], 1980: [7791, 6356], 1990: [17684, 14265], 2000: [36898, 29381]}], 'zygion', {1910: [4, 2], 1920: [20, 14], 1930: [19, 9], 1940: [9, 7], 1950: [30, 18], 1960: [115, 57], 1970: [82, 36], 1980: [108, 52], 1990: [168, 87], 2000: [177, 63]}], 'zincic', {1800: [4, 3], 1810: [8, 3], 1820: [19, 10], 1830: [12, 3], 1850: [11, 6], 1860: [271, 45], 1870: [1159, 112], 1880: [666, 83], 1890: [141, 52], 1900: [19, 13], 1910: [28, 22], 1920: [13, 12], 1930: [7, 7], 1940: [4, 2], 1950: [21, 11], 1960: [29, 16], 1970: [11, 8], 1980: [10, 8], 1990: [23, 15], 2000: [86, 35], 1790: [4, 4], 1840: [1, 1]}], 'zoons', {1810: [8, 8], 1820: [18, 8], 1840: [10, 5], 1850: [17, 9], 1860: [11, 10], 1870: [41, 21], 1880: [113, 30], 1890: [53, 31], 1900: [26, 19], 1910: [29, 24], 1920: [31, 23], 1930: [41, 31], 1940: [8, 7], 1950: [42, 32], 1960: [90, 67], 1970: [75, 57], 1980: [54, 46], 1990: [52, 35], 2000: [392, 177], 1700: [1, 1], 1730: [2, 1], 1740: [1, 1], 1750: [4, 2], 1760: [4, 4], 1780: [1, 1], 1790: [3, 2], 1800: [7, 1], 1830: [8, 8]}], 'zayat', {1820: [439, 21], 1830: [441, 42], 1840: [705, 43], 1850: [1706, 149], 1860: [241, 47], 1870: [396, 75], 1880: [721, 125], 1890: [210, 76], 1900: [236, 106], 1910: [235, 99], 1920: [223, 60], 1930: [94, 37], 1940: [83, 38], 1950: [229, 75], 1960: [625, 265], 1970: [405, 202], 1980: [632, 240], 1990: [682, 320], 2000: [2278, 652]}], 'zygomorphous', {1870: [1, 1], 1880: [69, 7], 1890: [7, 5], 1900: [38, 11], 1910: [24, 12], 1920: [11, 9], 1930: [50, 7], 1940: [8, 4], 1950: [41, 10], 1960: [54, 18], 1970: [13, 8], 1980: [10, 9], 1990: [10, 8], 2000: [15, 13]}], 'zorillos', {1770: [7, 2], 1900: [6, 6], 1940: [8, 4], 1950: [1, 1], 1960: [5, 5], 1970: [3, 3], 1980: [6, 6], 1990: [1, 1], 2000: [19, 17]}], 'zygopteris', {1870: [2, 1], 1880: [10, 5], 1890: [35, 8], 1900: [204, 20], 1910: [108, 21], 1920: [94, 20], 1930: [31, 5], 1940: [99, 10], 1950: [47, 6], 1960: [164, 24], 1970: [39, 13], 1980: [74, 15], 1990: [119, 22], 2000: [74, 13]}], 'zygapophysial', {1840: [9, 3], 1850: [13, 2], 1860: [27, 9], 1870: [79, 27], 1880: [43, 27], 1890: [28, 15], 1900: [54, 29], 1910: [37, 22], 1920: [21, 11], 1930: [29, 9], 1940: [9, 2], 1950: [23, 12], 1960: [40, 21], 1970: [65, 19], 1980: [361, 40], 1990: [1884, 150], 2000: [4789, 432]}], 'zoophilic', {1930: [78, 29], 1940: [98, 43], 1950: [538, 111], 1960: [521, 185], 1970: [777, 280], 1980: [1249, 416], 1990: [1033, 469], 2000: [1698, 715], 1900: [3, 3], 1910: [4, 2], 1920: [6, 4]}], 'zoroaster', {1600: [1, 1], 1650: [5, 5], 1660: [2, 1], 1670: [1, 1], 1680: [5, 3], 1690: [25, 8], 1700: [17, 13], 1710: [25, 15], 1720: [82, 28], 1730: [205, 38], 1740: [128, 46], 1750: [159, 77], 1760: [221, 97], 1770: [243, 95], 1780: [458, 142], 1790: [955, 237], 1800: [1640, 545], 1810: [2575, 722], 1820: [4205, 1150], 1830: [4930, 1369], 1840: [7001, 1549], 1850: [7648, 2238], 1860: [6822, 1799], 1870: [8653, 2631], 1880: [16392, 3478], 1890: [10721, 3667], 1900: [14565, 4447], 1910: [12354, 3162], 1920: [9315, 2833], 1930: [9168, 2386], 1940: [5776, 1957], 1950: [10036, 2894], 1960: [19319, 5216], 1970: [16588, 5131], 1980: [18081, 4780], 1990: [26027, 7163], 2000: [61396, 14985]}], 'zloties', {1920: [14, 5], 1930: [35, 20], 1940: [92, 23], 1950: [97, 19], 1960: [600, 44], 1970: [706, 96], 1980: [864, 167], 1990: [942, 223], 2000: [569, 169]}], 'zoophytical', {1800: [2, 2], 1810: [2, 2], 1820: [7, 7], 1830: [13, 13], 1840: [9, 6], 1850: [8, 8], 1860: [2, 2], 1980: [3, 2], 1990: [2, 2], 2000: [1, 1]}], 'zulhijjah', {1830: [6, 6], 1850: [1, 1], 1880: [1, 1], 1890: [1, 1], 1900: [2, 2], 1920: [3, 3], 1930: [3, 3], 1950: [13, 4], 1960: [3, 3], 1970: [24, 16], 1980: [62, 22], 1990: [146, 45], 2000: [92, 44]}], 'zulus', {1575: [1, 1], 1700: [1, 1], 1770: [1, 1], 1790: [1, 1], 1800: [11, 5], 1810: [5, 4], 1830: [38, 10], 1840: [175, 61], 1850: [1780, 525], 1860: [1934, 390], 1870: [5226, 724], 1880: [17165, 2197], 1890: [14150, 2340], 1900: [13188, 2917], 1910: [11073, 2334], 1920: [8805, 2287], 1930: [9010, 1900], 1940: [7318, 1656], 1950: [9852, 2314], 1960: [26058, 4543], 1970: [20750, 5073], 1980: [22474, 5229], 1990: [32006, 7955], 2000: [54929, 11605], 1820: [4, 4]}], 'zoochemical', {1840: [1, 1], 1850: [40, 18], 1860: [2, 2], 1870: [7, 7], 1880: [5, 5], 1890: [5, 5], 1900: [10, 10], 1920: [2, 2], 1930: [1, 1], 1940: [1, 1], 1950: [1, 1], 1970: [3, 3], 1980: [4, 4], 1990: [3, 3], 2000: [4, 3]}], 'zymotic', {1840: [119, 42], 1850: [1232, 302], 1860: [2663, 582], 1870: [4461, 1426], 1880: [5116, 1885], 1890: [3914, 1519], 1900: [3125, 1415], 1910: [1839, 915], 1920: [851, 510], 1930: [482, 334], 1940: [301, 204], 1950: [367, 235], 1960: [568, 349], 1970: [1152, 418], 1980: [961, 436], 1990: [1081, 473], 2000: [3096, 1411], 1800: [1, 1], 1820: [18, 4], 1830: [5, 4], 1780: [1, 1]}], 'zipper', {1640: [2, 1], 1670: [1, 1], 1680: [3, 3], 1690: [1, 1], 1700: [1, 1], 1730: [4, 2], 1800: [5, 5], 1810: [1, 1], 1820: [2, 2], 1830: [3, 3], 1850: [7, 7], 1860: [3, 3], 1870: [5, 4], 1880: [12, 12], 1890: [5, 5], 1900: [22, 19], 1910: [24, 20], 1920: [91, 73], 1930: [1328, 704], 1940: [4552, 1892], 1950: [5767, 2535], 1960: [11421, 4373], 1970: [25465, 8745], 1980: [40381, 17071], 1990: [79145, 32711], 2000: [134831, 56973], 1750: [1, 1], 1770: [2, 1]}], 'zakah', {1840: [6, 3], 1900: [5, 3], 1940: [25, 15], 1950: [734, 46], 1960: [665, 156], 1970: [1041, 218], 1980: [1628, 311], 1990: [4970, 610], 2000: [7848, 1272], 1850: [2, 2], 1920: [9, 5], 1930: [3, 2], 1870: [1, 1]}], 'zecchinos', {1820: [99, 7], 1850: [8, 4], 1860: [13, 9], 1890: [5, 5], 1930: [11, 4], 1950: [3, 3], 1960: [61, 11], 1970: [52, 10], 1980: [7, 7], 1990: [24, 20], 2000: [19, 17]}], 'zooidal', {1860: [2, 2], 1870: [15, 10], 1880: [93, 13], 1890: [13, 5], 1900: [36, 8], 1910: [6, 2], 1920: [13, 7], 1930: [51, 14], 1940: [36, 3], 1950: [46, 14], 1960: [79, 18], 1970: [533, 55], 1980: [499, 64], 1990: [360, 89], 2000: [385, 73]}], 'zoophytes', {1780: [50, 29], 1790: [108, 66], 1800: [620, 230], 1810: [665, 346], 1820: [1844, 604], 1830: [4666, 1101], 1840: [4464, 1167], 1850: [8316, 2159], 1860: [5286, 1524], 1870: [4636, 1611], 1880: [3777, 1414], 1890: [3229, 1240], 1900: [2244, 1107], 1910: [1465, 728], 1920: [1023, 526], 1930: [935, 430], 1940: [760, 342], 1950: [797, 473], 1960: [1430, 762], 1970: [1109, 644], 1980: [1618, 637], 1990: [1855, 722], 2000: [5074, 2229], 1650: [1, 1], 1690: [2, 2], 1740: [7, 1], 1750: [8, 5], 1760: [20, 11], 1770: [30, 20], 1550: [1, 1]}], 'zmudz', {1830: [4, 4], 1870: [1, 1], 1880: [1, 1], 1890: [27, 2], 1900: [44, 7], 1910: [53, 10], 1920: [6, 5], 1930: [22, 6], 1940: [19, 11], 1950: [7, 3], 1960: [22, 15], 1970: [57, 43], 1980: [38, 24], 1990: [129, 41], 2000: [208, 53]}], 'zest', {1760: [33, 33], 1820: [2943, 2140], 1830: [5189, 3573], 1840: [5937, 3961], 1850: [10969, 6842], 1860: [10208, 6564], 1870: [11842, 7668], 1880: [16611, 11104], 1890: [21470, 14133], 1900: [34371, 20793], 1910: [37009, 21881], 1920: [40425, 22409], 1930: [38061, 20282], 1940: [32308, 18054], 1950: [43031, 24131], 1960: [62966, 38153], 1970: [64563, 40274], 1980: [69582, 40862], 1990: [120868, 54986], 2000: [206182, 96024], 1640: [2, 2], 1700: [1, 1], 1710: [2, 1], 1730: [2, 2], 1740: [14, 11], 1750: [5, 5], 1770: [75, 67], 1780: [86, 74], 1790: [241, 182], 1800: [812, 609], 1810: [1261, 959], 1550: [1, 1], 1575: [2, 2], 1630: [1, 1], 1720: [1, 1]}], 'zoysia', {1820: [2, 2], 1880: [27, 8], 1930: [34, 19], 1950: [764, 180], 1960: [992, 224], 1970: [2313, 421], 1980: [2017, 539], 1990: [2762, 885], 2000: [3247, 882], 1870: [9, 3], 1920: [94, 24], 1940: [125, 27], 1830: [4, 2], 1850: [2, 2], 1860: [3, 3], 1890: [8, 3], 1900: [6, 5], 1910: [47, 20]}], 'zinger', {1810: [12, 12], 1830: [11, 11], 1850: [7, 3], 1860: [17, 15], 1870: [13, 12], 1880: [13, 6], 1890: [35, 22], 1900: [72, 39], 1910: [293, 91], 1920: [103, 42], 1930: [106, 38], 1940: [114, 53], 1950: [488, 102], 1960: [614, 274], 1970: [1711, 792], 1980: [3126, 1932], 1990: [6617, 3760], 2000: [10529, 6620], 1780: [2, 2]}], 'zygomycete', {1870: [2, 2], 1880: [5, 5], 1890: [4, 3], 1900: [6, 4], 1910: [25, 5], 1920: [55, 2], 1930: [5, 5], 1940: [6, 5], 1950: [13, 10], 1960: [36, 28], 1970: [131, 74], 1980: [432, 225], 1990: [662, 331], 2000: [1021, 476]}], 'zlotych', {1880: [2, 1], 1950: [25, 5], 1960: [33, 16], 1970: [52, 21], 1980: [83, 35], 1990: [190, 51], 2000: [171, 78], 1840: [12, 2], 1900: [4, 4], 1920: [1, 1], 1930: [15, 3], 1940: [5, 5]}], 'zoaea', {1880: [728, 46], 1890: [834, 51], 1900: [218, 34], 1910: [87, 43], 1920: [53, 28], 1930: [123, 42], 1940: [41, 18], 1950: [38, 12], 1960: [173, 58], 1970: [64, 25], 1980: [15, 12], 1990: [51, 24], 2000: [123, 32]}], 'zachun', {1850: [1, 1], 1880: [7, 7], 1890: [7, 6], 1900: [2, 1], 1910: [2, 2], 1930: [9, 4], 1940: [2, 1], 1950: [3, 3], 1960: [7, 4], 1970: [2, 1], 1980: [2, 2], 1990: [8, 6], 2000: [7, 6]}], 'zibet', {1700: [1, 1], 1710: [2, 2], 1720: [3, 2], 1730: [6, 4], 1740: [3, 2], 1750: [3, 2], 1760: [5, 5], 1770: [5, 4], 1780: [4, 3], 1790: [93, 25], 1800: [40, 21], 1810: [38, 28], 1820: [91, 52], 1830: [33, 17], 1840: [10, 7], 1850: [40, 27], 1860: [77, 33], 1870: [24, 16], 1880: [42, 31], 1890: [21, 17], 1900: [37, 36], 1910: [24, 24], 1920: [17, 17], 1930: [25, 21], 1940: [20, 16], 1950: [27, 21], 1960: [56, 51], 1970: [95, 56], 1980: [128, 77], 1990: [187, 81], 2000: [91, 69], 1680: [1, 1]}], 'zephyrless', {1830: [1, 1], 1860: [1, 1], 1880: [1, 1], 1890: [3, 3], 1900: [3, 3], 1910: [7, 7], 1920: [8, 8], 1930: [4, 4], 1940: [1, 1], 1950: [11, 11], 1960: [21, 18], 1970: [13, 13], 1980: [12, 12], 1990: [16, 13], 2000: [14, 14]}], 'zunyite', {1880: [21, 2], 1890: [21, 14], 1900: [25, 10], 1910: [21, 10], 1920: [2, 1], 1930: [81, 18], 1940: [36, 23], 1950: [153, 26], 1960: [71, 34], 1970: [93, 47], 1980: [108, 57], 1990: [149, 50], 2000: [62, 32]}], 'zymology', {1840: [3, 3], 1850: [2, 2], 1870: [1, 1], 1880: [4, 4], 1900: [22, 21], 1910: [58, 45], 1920: [46, 41], 1930: [16, 16], 1940: [9, 9], 1950: [46, 17], 1960: [78, 49], 1970: [57, 47], 1980: [100, 78], 1990: [62, 48], 2000: [86, 70], 1890: [1, 1]}], 'zigan', {1750: [2, 1], 1840: [16, 16], 1850: [17, 8], 1860: [1, 1], 1870: [1, 1], 1880: [2, 2], 1890: [5, 5], 1900: [5, 5], 1910: [5, 3], 1920: [8, 5], 1930: [4, 2], 1940: [6, 4], 1950: [12, 4], 1960: [82, 43], 1970: [58, 29], 1980: [63, 34], 1990: [179, 77], 2000: [210, 104]}], 'zygon', {1830: [1, 1], 1860: [17, 2], 1880: [2, 2], 1890: [5, 4], 1900: [7, 4], 1910: [40, 16], 1920: [24, 13], 1930: [38, 25], 1940: [31, 17], 1950: [65, 42], 1960: [136, 87], 1970: [1007, 455], 1980: [1803, 849], 1990: [3913, 1480], 2000: [5854, 2070], 1850: [21, 6]}], 'zigzagger', {1910: [1, 1], 1930: [5, 5], 1940: [42, 20], 1950: [28, 15], 1960: [4, 4], 1970: [17, 15], 1980: [16, 16], 1990: [23, 20], 2000: [76, 53]}], 'zephyr', {1630: [2, 1], 1710: [21, 15], 1730: [29, 25], 1740: [34, 26], 1750: [62, 55], 1760: [150, 116], 1770: [177, 114], 1780: [215, 159], 1790: [501, 306], 1800: [1391, 883], 1810: [1351, 929], 1820: [2339, 1555], 1830: [2610, 1737], 1840: [3191, 2125], 1850: [4598, 2955], 1860: [3475, 2273], 1870: [3982, 2706], 1880: [4861, 3461], 1890: [6170, 4120], 1900: [7576, 5094], 1910: [5517, 3699], 1920: [4729, 3082], 1930: [4679, 2919], 1940: [4735, 2691], 1950: [5646, 3173], 1960: [9884, 4995], 1970: [12992, 5681], 1980: [13945, 6632], 1990: [24274, 10431], 2000: [55162, 21982], 1500: [2, 1], 1575: [2, 2], 1670: [16, 3], 1680: [2, 2], 1690: [1, 1], 1700: [9, 8], 1720: [14, 11]}], 'zinged', {1880: [1, 1], 1890: [11, 7], 1900: [20, 8], 1910: [7, 7], 1920: [18, 15], 1930: [27, 24], 1940: [102, 93], 1950: [113, 112], 1960: [150, 139], 1970: [362, 334], 1980: [957, 833], 1990: [2225, 1949], 2000: [5407, 4499], 1870: [1, 1]}], 'zophorus', {1720: [2, 2], 1760: [1, 1], 1780: [1, 1], 1790: [2, 2], 1800: [5, 3], 1810: [11, 5], 1820: [25, 13], 1830: [50, 20], 1840: [28, 25], 1850: [62, 40], 1860: [8, 7], 1870: [17, 16], 1880: [16, 13], 1890: [10, 9], 1900: [16, 16], 1920: [4, 3], 1930: [9, 4], 1950: [8, 7], 1960: [38, 22], 1970: [22, 13], 1980: [5, 5], 1990: [21, 15], 2000: [50, 30], 1750: [2, 1]}], 'zionist', {1900: [1458, 458], 1910: [8059, 876], 1920: [14982, 1612], 1930: [25147, 2181], 1940: [47667, 2916], 1950: [79731, 4495], 1960: [161560, 9052], 1970: [274134, 13182], 1980: [288287, 17473], 1990: [346256, 23887], 2000: [448916, 34360], 1890: [316, 60], 1810: [1, 1], 1820: [3, 3], 1830: [2, 1], 1850: [5, 5], 1860: [3, 3], 1870: [6, 6], 1880: [10, 5]}], 'zestiness', {1970: [13, 12], 1980: [40, 40], 1990: [82, 72], 2000: [133, 116]}], 'zendic', {1790: [3, 3], 1810: [2, 2], 1820: [16, 10], 1830: [22, 8], 1840: [31, 10], 1850: [23, 9], 1860: [139, 42], 1870: [122, 58], 1880: [220, 68], 1890: [35, 35], 1900: [35, 19], 1910: [67, 33], 1920: [36, 8], 1930: [2, 1], 1940: [1, 1], 1950: [17, 13], 1960: [23, 18], 1970: [70, 22], 1980: [7, 7], 1990: [42, 27], 2000: [154, 81]}], 'zippering', {1940: [4, 4], 1960: [108, 77], 1970: [228, 162], 1980: [536, 312], 1990: [717, 480], 2000: [1109, 733], 1950: [20, 20]}], 'zoilism', {1760: [1, 1], 1810: [1, 1], 1820: [4, 4], 1840: [15, 9], 1850: [4, 1], 1860: [11, 11], 1870: [3, 3], 1880: [8, 7], 1890: [6, 5], 1900: [13, 9], 1910: [10, 8], 1920: [9, 8], 1930: [3, 3], 1940: [3, 2], 1950: [12, 10], 1960: [12, 10], 1970: [11, 10], 1980: [13, 7], 1990: [17, 14], 2000: [33, 27]}], 'zander', {1790: [15, 6], 1840: [95, 36], 1850: [94, 62], 1860: [324, 113], 1870: [302, 116], 1880: [499, 205], 1890: [845, 286], 1900: [1763, 522], 1910: [1965, 718], 1920: [1367, 488], 1930: [1210, 463], 1940: [2304, 754], 1950: [6105, 2010], 1960: [15871, 4503], 1970: [21467, 6391], 1980: [26022, 6843], 1990: [30532, 7862], 2000: [46756, 11287], 1600: [1, 1], 1620: [1, 1], 1700: [4, 4], 1710: [4, 4], 1720: [1, 1], 1730: [5, 5], 1750: [7, 7], 1770: [4, 4], 1780: [5, 4], 1800: [18, 17], 1810: [23, 19], 1820: [15, 15], 1830: [21, 16], 1670: [2, 2], 1680: [6, 6], 1690: [2, 2], 1760: [1, 1]}], 'zenaidura', {1860: [47, 41], 1870: [72, 43], 1880: [41, 31], 1890: [269, 165], 1900: [395, 265], 1910: [384, 143], 1920: [224, 139], 1930: [371, 142], 1940: [213, 118], 1950: [538, 213], 1960: [568, 236], 1970: [529, 267], 1980: [273, 192], 2000: [184, 141], 1840: [2, 2], 1850: [2, 2], 1990: [189, 123]}], 'zaphrentis', {1850: [88, 51], 1860: [190, 71], 1870: [436, 114], 1880: [505, 124], 1890: [624, 126], 1900: [1082, 164], 1910: [755, 151], 1920: [707, 103], 1930: [339, 87], 1940: [215, 57], 1950: [340, 105], 1960: [346, 121], 1970: [150, 63], 1980: [112, 55], 1990: [126, 53], 2000: [117, 38]}], 'zygomaticoorbital', {1810: [1, 1], 1900: [58, 27], 1910: [37, 22], 1920: [19, 10], 1930: [35, 20], 1940: [24, 12], 1950: [43, 27], 1960: [113, 48], 1970: [70, 43], 1980: [179, 96], 1990: [170, 103], 2000: [239, 122]}], 'zebecks', {1760: [2, 2], 1780: [2, 2], 1790: [3, 3], 1800: [7, 7], 1810: [5, 5], 1820: [30, 17], 1840: [22, 14], 1850: [13, 11], 1860: [17, 7], 1870: [15, 7], 1880: [4, 4], 1890: [7, 5], 1900: [52, 24], 1920: [12, 7], 1930: [3, 3], 1960: [3, 3], 1970: [3, 2], 1980: [5, 3], 1990: [2, 2], 2000: [29, 20], 1830: [9, 8], 1910: [1, 1]}], 'zoogenesis', {1860: [3, 1], 1900: [3, 3], 1910: [8, 8], 1920: [1, 1], 1930: [39, 26], 1940: [9, 8], 1960: [42, 21], 1970: [5, 5], 1980: [24, 22], 1990: [32, 22], 2000: [43, 23], 1890: [1, 1], 1950: [4, 3]}], 'zananas', {1780: [1, 1], 1840: [8, 8], 1860: [26, 10], 1870: [57, 32], 1880: [61, 46], 1890: [53, 31], 1900: [46, 22], 1910: [25, 15], 1920: [3, 3], 1930: [13, 10], 1950: [17, 11], 1960: [17, 14], 1970: [23, 22], 1980: [45, 24], 1990: [31, 29], 2000: [126, 69], 1800: [1, 1], 1940: [3, 3]}], 'zygite', {1840: [20, 2], 1850: [1, 1], 1860: [10, 1], 1880: [29, 5], 1890: [152, 8], 1920: [3, 3], 1930: [8, 1], 1950: [9, 4], 1960: [12, 4], 1970: [45, 8], 1980: [6, 3], 1990: [49, 18], 2000: [17, 14]}], 'zagged', {1940: [525, 465], 1950: [759, 659], 1960: [1117, 1015], 1980: [2457, 2231], 1990: [3811, 3419], 2000: [6023, 5478], 1790: [1, 1], 1800: [6, 6], 1810: [19, 19], 1820: [22, 22], 1830: [28, 26], 1840: [43, 40], 1850: [59, 56], 1860: [58, 58], 1870: [112, 102], 1880: [95, 89], 1890: [177, 162], 1900: [369, 338], 1910: [420, 367], 1920: [414, 361], 1930: [458, 391], 1970: [1474, 1336]}], 'zamarra', {1830: [63, 26], 1840: [106, 67], 1850: [44, 35], 1860: [18, 8], 1870: [26, 15], 1880: [9, 6], 1890: [49, 31], 1900: [74, 44], 1910: [44, 25], 1920: [39, 26], 1930: [15, 13], 1940: [12, 7], 1950: [29, 18], 1960: [43, 31], 1970: [50, 34], 1980: [81, 45], 1990: [250, 85], 2000: [326, 186], 1820: [4, 4]}], 'zucchettos', {1850: [1, 1], 1860: [3, 3], 1870: [2, 2], 1920: [2, 2], 1940: [1, 1], 1950: [1, 1], 1960: [4, 4], 1970: [3, 3], 1980: [5, 4], 1990: [17, 11], 2000: [37, 28]}], 'zonular', {1860: [136, 58], 1870: [270, 110], 1880: [336, 177], 1890: [772, 202], 1900: [832, 290], 1910: [686, 209], 1920: [344, 134], 1930: [763, 145], 1940: [806, 143], 1950: [1163, 250], 1960: [2689, 434], 1970: [2816, 641], 1980: [3860, 844], 1990: [4090, 914], 2000: [7156, 1146], 1810: [1, 1], 1830: [61, 11], 1840: [55, 22], 1850: [139, 58], 1800: [1, 1], 1820: [7, 5]}], 'zymoplastic', {1890: [31, 18], 1900: [246, 75], 1910: [234, 88], 1920: [48, 39], 1930: [35, 30], 1940: [39, 24], 1950: [77, 29], 1960: [55, 24], 1970: [33, 25], 1980: [16, 12], 2000: [45, 17], 1880: [1, 1], 1990: [12, 9]}], 'zwanziger', {1840: [261, 85], 1850: [154, 99], 1880: [60, 34], 1890: [131, 62], 1900: [150, 79], 1910: [65, 36], 1920: [128, 26], 1930: [68, 46], 1940: [57, 44], 1950: [194, 101], 1960: [704, 392], 1970: [1437, 757], 1980: [2489, 1171], 1990: [4037, 1788], 2000: [4790, 2281], 1760: [1, 1], 1830: [17, 12], 1860: [75, 55], 1870: [28, 23]}], 'zebrule', {1890: [3, 3], 1900: [5, 4], 1910: [11, 5], 1920: [3, 2], 1930: [1, 1], 1960: [3, 3], 1970: [13, 7], 1980: [4, 4], 1990: [10, 6], 2000: [15, 10]}], 'zincy', {1770: [1, 1], 1790: [1, 1], 1820: [1, 1], 1850: [1, 1], 1880: [4, 1], 1890: [52, 17], 1900: [55, 25], 1910: [40, 21], 1920: [41, 29], 1930: [16, 6], 1940: [13, 10], 1950: [15, 7], 1960: [28, 9], 1970: [9, 9], 1980: [18, 12], 1990: [2, 2], 2000: [21, 17]}], 'zoophytal', {1810: [1, 1], 1820: [8, 8], 1830: [18, 12], 1840: [15, 10], 1850: [10, 8], 1870: [5, 5], 1880: [1, 1], 1980: [2, 2], 2000: [4, 2]}], 'zoosterol', {1930: [10, 10], 1940: [5, 5], 1950: [14, 8], 1960: [36, 16], 1970: [12, 12], 1980: [17, 15], 1990: [11, 5], 2000: [20, 16]}], 'zygophyllaceae', {1900: [113, 58], 1910: [151, 69], 1920: [142, 91], 1930: [109, 68], 1940: [136, 92], 1950: [273, 134], 1960: [465, 243], 1970: [685, 329], 1980: [1095, 440], 1990: [1093, 538], 2000: [1423, 643], 1830: [2, 2], 1840: [13, 7], 1850: [15, 13], 1860: [7, 7], 1870: [18, 13], 1880: [38, 21], 1890: [64, 25]}], 'zanana', {1840: [41, 15], 1850: [97, 28], 1860: [163, 13], 1870: [165, 89], 1880: [255, 109], 1890: [266, 114], 1900: [157, 79], 1910: [163, 47], 1920: [139, 73], 1930: [130, 53], 1940: [198, 70], 1950: [331, 122], 1960: [476, 265], 1970: [669, 327], 1980: [767, 335], 1990: [1764, 442], 2000: [2038, 590], 1750: [1, 1], 1770: [1, 1], 1780: [2, 2], 1830: [2, 2]}], 'zapateos', {1940: [4, 4], 1950: [14, 3], 1960: [8, 7], 1970: [12, 9], 1980: [7, 7], 1990: [19, 9], 2000: [38, 25]}], 'zoa', {1800: [16, 16], 1820: [193, 26], 1840: [83, 36], 1860: [169, 57], 1870: [160, 76], 1880: [218, 126], 1890: [199, 129], 1900: [341, 226], 1910: [262, 181], 1920: [363, 163], 1930: [231, 177], 1940: [440, 189], 1950: [820, 349], 1960: [2258, 701], 1970: [3504, 941], 1980: [3660, 925], 1990: [5795, 1246], 2000: [6513, 1595], 1810: [21, 21], 1710: [4, 4], 1730: [4, 2], 1740: [1, 1], 1750: [4, 1], 1760: [2, 2], 1770: [3, 3], 1780: [2, 2], 1790: [5, 4], 1830: [29, 25], 1850: [82, 65], 1690: [1, 1], 1700: [1, 1]}], 'zopilote', {1860: [118, 35], 1870: [63, 36], 1880: [80, 53], 1890: [136, 70], 1930: [154, 90], 1940: [142, 82], 1950: [160, 96], 1960: [260, 149], 1970: [530, 194], 1980: [415, 217], 1990: [651, 272], 2000: [1196, 415], 1810: [5, 3], 1820: [17, 9], 1830: [14, 11], 1840: [56, 46], 1850: [61, 42], 1900: [108, 58], 1910: [54, 32], 1920: [60, 43], 1780: [4, 1], 1800: [11, 4]}], 'zygosphenal', {1840: [9, 2], 1850: [9, 6], 1860: [9, 7], 1870: [5, 3], 1880: [19, 5], 1910: [6, 4], 1920: [8, 2], 1950: [1, 1], 1960: [3, 2], 1970: [26, 5], 1980: [5, 5], 2000: [48, 7]}], 'zorillo', {1810: [15, 14], 1820: [19, 8], 1830: [7, 7], 1840: [39, 16], 1850: [11, 10], 1860: [13, 11], 1870: [19, 17], 1880: [54, 7], 1890: [37, 19], 1900: [49, 24], 1910: [27, 15], 1920: [17, 9], 1930: [25, 16], 1940: [54, 16], 1950: [48, 15], 1960: [85, 41], 1970: [87, 34], 1980: [71, 41], 1990: [126, 60], 2000: [224, 108], 1760: [1, 1], 1800: [2, 2]}], 'ziffs', {1940: [4, 4], 1950: [6, 6], 1960: [29, 23], 1970: [132, 67], 1980: [207, 102], 1990: [183, 101], 2000: [126, 76], 1910: [1, 1], 1920: [9, 2]}], 'zyga', {1720: [1, 1], 1830: [2, 2], 1850: [3, 3], 1860: [8, 8], 1870: [4, 4], 1880: [13, 10], 1890: [13, 11], 1900: [8, 8], 1910: [10, 10], 1920: [5, 4], 1930: [9, 7], 1940: [6, 4], 1950: [7, 6], 1960: [16, 10], 1970: [31, 15], 1980: [33, 25], 1990: [136, 37], 2000: [169, 60], 1840: [2, 2]}], 'zunian', {1890: [49, 37], 1900: [80, 45], 1910: [71, 42], 1920: [62, 37], 1940: [22, 22], 1950: [29, 21], 1960: [85, 59], 1970: [139, 95], 1980: [126, 82], 1990: [125, 87], 2000: [348, 120], 1810: [2, 2], 1830: [1, 1], 1850: [1, 1], 1860: [6, 6], 1870: [5, 5], 1880: [2, 2], 1930: [40, 31]}], 'zechariah', {1630: [26, 1], 1640: [1, 1], 1650: [3, 3], 1660: [4, 4], 1670: [2, 2], 1680: [12, 5], 1690: [19, 4], 1700: [24, 8], 1710: [22, 16], 1720: [110, 31], 1730: [54, 32], 1740: [84, 36], 1750: [98, 53], 1760: [106, 42], 1770: [105, 43], 1780: [185, 70], 1790: [440, 142], 1800: [1171, 406], 1810: [2003, 698], 1820: [3482, 1119], 1830: [4586, 1348], 1840: [5680, 1811], 1850: [8652, 2196], 1860: [6169, 1897], 1870: [8606, 2316], 1880: [8620, 2568], 1890: [10537, 2721], 1900: [9741, 2673], 1910: [7660, 2088], 1920: [5947, 1814], 1930: [5414, 1565], 1940: [5407, 1631], 1950: [10475, 2929], 1960: [17662, 4789], 1970: [23827, 5645], 1980: [41935, 7728], 1990: [73301, 12816], 2000: [132089, 24565]}], 'zenithal', {1830: [11, 6], 1870: [88, 36], 1880: [91, 34], 1890: [138, 71], 1900: [219, 75], 1910: [363, 99], 1920: [282, 115], 1930: [644, 144], 1940: [790, 182], 1950: [1738, 346], 1960: [2280, 536], 1970: [1040, 449], 1980: [1478, 534], 1990: [1681, 687], 2000: [1861, 835], 1750: [1, 1], 1810: [1, 1], 1820: [7, 6], 1840: [17, 8], 1850: [46, 14], 1860: [36, 21]}], 'zereba', {1880: [714, 56], 1890: [804, 91], 1900: [179, 53], 1910: [88, 33], 1920: [123, 33], 1930: [27, 11], 1940: [1, 1], 1960: [75, 9], 1990: [41, 11], 2000: [474, 49], 1860: [6, 2], 1950: [8, 4], 1970: [21, 10], 1980: [21, 9]}], 'zymes', {1870: [3, 3], 1880: [18, 14], 1890: [9, 7], 1900: [14, 14], 1910: [16, 16], 1920: [29, 29], 1930: [14, 13], 1940: [51, 45], 1950: [138, 127], 1960: [285, 265], 1970: [828, 548], 1980: [942, 798], 1990: [899, 765], 2000: [721, 620]}], 'zoolatry', {1830: [10, 7], 1840: [3, 3], 1850: [15, 7], 1860: [42, 20], 1870: [103, 77], 1880: [231, 128], 1890: [311, 173], 1900: [187, 143], 1910: [167, 115], 1920: [122, 89], 1930: [88, 72], 1940: [35, 30], 1950: [110, 72], 1960: [199, 150], 1970: [229, 150], 1980: [155, 106], 1990: [231, 155], 2000: [599, 338], 1820: [1, 1]}], 'zealotical', {1820: [5, 5], 1840: [4, 4], 1870: [4, 3], 1880: [2, 2], 1900: [5, 5], 1910: [1, 1], 1920: [1, 1], 1930: [3, 3], 1940: [3, 3], 1950: [2, 2], 1960: [2, 2], 1980: [1, 1], 1990: [2, 2], 2000: [7, 7]}], 'zoophorus', {1780: [5, 3], 1790: [2, 1], 1820: [9, 9], 1830: [9, 9], 1840: [8, 5], 1860: [8, 7], 1870: [34, 34], 1880: [24, 16], 1890: [12, 10], 1900: [26, 24], 1910: [13, 11], 1920: [8, 5], 1940: [1, 1], 1950: [8, 7], 1960: [25, 19], 1970: [27, 19], 1980: [16, 11], 1990: [51, 30], 2000: [30, 22], 1720: [1, 1], 1810: [1, 1], 1850: [15, 14], 1930: [2, 2]}], 'zoarces', {1830: [40, 13], 1840: [31, 21], 1850: [30, 18], 1860: [60, 44], 1870: [66, 52], 1880: [113, 58], 1890: [91, 54], 1900: [111, 48], 1910: [193, 46], 1920: [148, 54], 1930: [145, 53], 1940: [186, 45], 1950: [248, 88], 1960: [403, 141], 1970: [566, 196], 1980: [717, 232], 1990: [502, 210], 2000: [721, 204]}], 'zonta', {1830: [6, 6], 1840: [1, 1], 1850: [7, 7], 1860: [41, 30], 1870: [44, 19], 1880: [68, 38], 1890: [307, 57], 1900: [231, 107], 1910: [35, 19], 1920: [360, 60], 1930: [297, 132], 1940: [291, 158], 1950: [499, 251], 1960: [855, 445], 1970: [1384, 696], 1980: [2308, 946], 1990: [2762, 1262], 2000: [4427, 1545], 1780: [1, 1], 1810: [1, 1]}], 'zygadenus', {1820: [2, 2], 1840: [2, 1], 1850: [4, 4], 1860: [3, 2], 1870: [6, 4], 1880: [15, 12], 1890: [112, 59], 1900: [318, 99], 1910: [537, 135], 1920: [439, 127], 1930: [185, 90], 1940: [132, 64], 1950: [219, 97], 1960: [298, 128], 1970: [370, 170], 1980: [209, 124], 1990: [209, 108], 2000: [169, 103]}], 'zings', {1720: [2, 2], 1760: [1, 1], 1800: [2, 2], 1810: [4, 3], 1820: [12, 12], 1830: [8, 6], 1840: [6, 6], 1850: [6, 6], 1860: [18, 18], 1870: [41, 25], 1880: [24, 24], 1890: [37, 32], 1900: [53, 48], 1910: [47, 43], 1920: [64, 54], 1930: [39, 35], 1940: [63, 54], 1950: [87, 75], 1960: [92, 84], 1970: [193, 177], 1980: [363, 322], 1990: [670, 596], 2000: [1781, 1419], 1610: [1, 1], 1630: [1, 1], 1670: [1, 1], 1680: [6, 1]}], 'ziczac', {1720: [3, 3], 1790: [3, 2], 1800: [2, 2], 1810: [13, 6], 1820: [26, 18], 1830: [87, 46], 1840: [68, 36], 1850: [159, 63], 1860: [107, 56], 1870: [78, 41], 1880: [75, 50], 1890: [69, 40], 1900: [61, 32], 1910: [79, 33], 1920: [88, 52], 1930: [90, 40], 1940: [84, 34], 1950: [127, 51], 1960: [114, 57], 1970: [199, 104], 1980: [236, 110], 1990: [138, 63], 2000: [368, 127], 1760: [1, 1], 1770: [1, 1]}], 'zebeck', {1790: [7, 7], 1800: [3, 2], 1810: [8, 8], 1820: [19, 17], 1830: [13, 10], 1850: [38, 22], 1860: [31, 12], 1900: [21, 19], 1920: [17, 8], 1930: [6, 5], 1940: [12, 7], 1950: [7, 6], 1960: [2, 2], 1970: [5, 5], 1980: [15, 12], 1990: [13, 10], 2000: [60, 23], 1840: [12, 3], 1870: [13, 5], 1880: [9, 5], 1890: [11, 7], 1910: [6, 5]}], 'zombis', {1740: [2, 2], 1780: [1, 1], 1830: [1, 1], 1840: [1, 1], 1860: [5, 3], 1870: [2, 2], 1890: [45, 9], 1910: [20, 15], 1920: [227, 35], 1930: [80, 30], 1940: [148, 50], 1950: [71, 45], 1960: [151, 61], 1970: [293, 122], 1980: [548, 161], 1990: [569, 214], 2000: [742, 281], 1880: [6, 6], 1900: [40, 13]}], 'zygaena', {1760: [1, 1], 1810: [11, 11], 1820: [24, 23], 1830: [32, 26], 1840: [22, 20], 1850: [25, 18], 1860: [115, 34], 1870: [65, 36], 1880: [113, 53], 1890: [90, 61], 1900: [75, 48], 1910: [58, 36], 1920: [95, 47], 1930: [188, 70], 1940: [205, 80], 1950: [204, 113], 1960: [396, 174], 1970: [690, 256], 1980: [800, 246], 1990: [999, 285], 2000: [1547, 318], 1750: [1, 1], 1800: [11, 5]}], 'ziarat', {1840: [625, 76], 1870: [51, 34], 1890: [317, 101], 1900: [751, 127], 1920: [253, 59], 1940: [142, 52], 1950: [250, 111], 1960: [549, 221], 1970: [1541, 424], 1980: [1240, 401], 1990: [1503, 594], 2000: [2309, 712], 1810: [6, 3], 1830: [6, 3], 1850: [6, 6], 1880: [249, 66], 1910: [150, 79], 1930: [164, 72], 1860: [1, 1]}], 'zeppelin', {1890: [57, 24], 1900: [1603, 292], 1910: [21094, 4460], 1920: [11796, 2946], 1930: [14825, 3787], 1940: [7348, 2531], 1950: [8727, 2453], 1960: [13236, 3877], 1970: [17643, 5110], 1980: [22470, 6682], 1990: [34905, 10832], 2000: [85962, 21412], 1870: [24, 11], 1880: [30, 13], 1820: [1, 1], 1830: [9, 9], 1840: [3, 3], 1850: [43, 19], 1860: [19, 6]}], 'zeekoe', {1780: [16, 5], 1790: [7, 7], 1800: [1, 1], 1810: [7, 7], 1820: [98, 17], 1830: [71, 41], 1840: [30, 14], 1850: [10, 9], 1860: [21, 14], 1870: [24, 17], 1880: [38, 22], 1890: [49, 25], 1900: [172, 63], 1910: [57, 25], 1920: [51, 21], 1930: [40, 19], 1940: [70, 30], 1950: [94, 33], 1960: [303, 76], 1970: [118, 48], 1980: [109, 49], 1990: [130, 43], 2000: [168, 75]}], 'zibelines', {1730: [1, 1], 1850: [6, 5], 1890: [3, 3], 1900: [16, 11], 1910: [29, 29], 1920: [21, 19], 1930: [10, 10], 1940: [8, 7], 1960: [8, 8], 1970: [22, 20], 1980: [19, 15], 1990: [18, 15], 2000: [62, 46], 1820: [5, 5], 1830: [1, 1], 1870: [2, 2], 1950: [13, 11]}], 'zanella', {1870: [13, 8], 1880: [20, 19], 1890: [163, 77], 1900: [195, 99], 1910: [111, 46], 1920: [345, 129], 1930: [115, 51], 1950: [177, 70], 1960: [460, 178], 1970: [539, 246], 1980: [2024, 448], 1990: [1732, 807], 2000: [3232, 1619], 1940: [94, 53], 1810: [1, 1], 1820: [9, 9], 1840: [5, 5], 1850: [5, 5]}], 'zirconic', {1830: [5, 2], 1860: [19, 7], 1870: [41, 21], 1880: [125, 31], 1890: [63, 29], 1900: [23, 22], 1910: [20, 20], 1920: [44, 32], 1930: [17, 16], 1940: [33, 21], 1950: [52, 23], 1960: [27, 10], 1970: [17, 14], 1980: [29, 21], 1990: [30, 18], 2000: [35, 27]}], 'zoological', {1740: [3, 3], 1770: [20, 6], 1780: [18, 11], 1790: [71, 36], 1800: [191, 126], 1810: [395, 236], 1820: [1960, 633], 1830: [8008, 2513], 1840: [11680, 3402], 1850: [16338, 5606], 1860: [14420, 5054], 1870: [22409, 7295], 1880: [26063, 9656], 1890: [31862, 11692], 1900: [44496, 14787], 1910: [37401, 14010], 1920: [31982, 12808], 1930: [30638, 11546], 1940: [25980, 9608], 1950: [40448, 14106], 1960: [63241, 23243], 1970: [75504, 27407], 1980: [81304, 28368], 1990: [107899, 38125], 2000: [147635, 53600], 1550: [1, 1], 1660: [2, 1]}], 'zoosphere', {1900: [1, 1], 1910: [4, 3], 1920: [9, 3], 1930: [11, 3], 1940: [14, 3], 1960: [8, 6], 1970: [27, 21], 1980: [17, 17], 1990: [17, 9], 2000: [40, 36]}], 'zillions', {1970: [424, 364], 1980: [1453, 1179], 1990: [5713, 4281], 2000: [8945, 6850], 1920: [1, 1], 1930: [23, 4], 1940: [7, 7], 1950: [81, 64], 1960: [122, 105]}], 'zilpah', {1690: [13, 4], 1720: [2, 1], 1730: [11, 6], 1740: [14, 10], 1750: [13, 4], 1760: [3, 2], 1770: [4, 4], 1780: [15, 9], 1790: [4, 4], 1800: [89, 38], 1810: [107, 41], 1820: [67, 51], 1830: [98, 66], 1840: [260, 80], 1850: [455, 156], 1860: [246, 128], 1870: [434, 132], 1880: [670, 181], 1890: [518, 188], 1900: [673, 301], 1910: [559, 222], 1920: [387, 152], 1930: [588, 147], 1940: [642, 140], 1950: [1060, 175], 1960: [1010, 341], 1970: [1521, 437], 1980: [3669, 615], 1990: [4371, 1077], 2000: [6878, 1938]}], 'zoners', {1890: [2, 2], 1910: [89, 9], 1920: [83, 31], 1930: [79, 29], 1940: [28, 9], 1950: [88, 52], 1960: [168, 97], 1970: [227, 141], 1980: [186, 118], 1990: [322, 176], 2000: [474, 190], 1880: [1, 1]}], 'zigzaggery', {1780: [2, 2], 1790: [2, 2], 1810: [7, 7], 1820: [7, 7], 1830: [2, 2], 1850: [2, 1], 1870: [6, 6], 1880: [5, 3], 1890: [1, 1], 1900: [15, 15], 1910: [4, 4], 1920: [2, 2], 1930: [4, 4], 1940: [1, 1], 1950: [5, 5], 1960: [9, 9], 1970: [25, 22], 1980: [5, 5], 1990: [17, 15], 2000: [33, 33]}], 'zarf', {1810: [2, 2], 1830: [14, 9], 1840: [47, 27], 1850: [46, 42], 1860: [37, 27], 1870: [44, 28], 1880: [20, 13], 1890: [28, 17], 1900: [13, 9], 1910: [30, 15], 1920: [21, 15], 1930: [12, 8], 1940: [10, 10], 1950: [22, 16], 1960: [87, 41], 1970: [110, 64], 1980: [285, 123], 1990: [531, 230], 2000: [970, 322], 1700: [1, 1]}], 'zeitgeist', {1880: [498, 325], 1890: [1626, 910], 1900: [1849, 1178], 1910: [1994, 1323], 1920: [2022, 1235], 1930: [2508, 1576], 1940: [2032, 1319], 1950: [4392, 2437], 1960: [11023, 5543], 1970: [14250, 7887], 1980: [18458, 10347], 1990: [34711, 20549], 2000: [58037, 34811], 1860: [22, 22], 1870: [80, 70], 1700: [1, 1], 1750: [6, 1], 1780: [1, 1], 1820: [4, 4], 1830: [9, 9], 1840: [4, 4], 1850: [5, 5]}], 'zeins', {1850: [1, 1], 1890: [9, 6], 1900: [30, 21], 1910: [44, 37], 1920: [8, 7], 1960: [5, 5], 1970: [37, 22], 1980: [579, 102], 1990: [1346, 210], 2000: [1025, 216], 1820: [1, 1], 1940: [3, 2]}], 'zeuglodontidae', {1870: [15, 8], 1890: [11, 9], 1900: [4, 3], 1910: [5, 5], 1920: [45, 10], 1930: [4, 4], 1940: [1, 1], 1950: [5, 4], 1960: [17, 14], 1970: [17, 11], 1980: [50, 9], 1990: [13, 7], 2000: [1, 1]}], 'zinced', {1840: [9, 7], 1850: [55, 32], 1860: [55, 22], 1870: [53, 29], 1880: [45, 36], 1890: [60, 26], 1900: [84, 46], 1910: [45, 26], 1920: [134, 45], 1930: [22, 8], 1940: [22, 16], 1960: [48, 25], 1970: [30, 24], 1980: [52, 31], 1990: [48, 40], 2000: [110, 86], 1830: [13, 3], 1950: [26, 23]}], 'zonites', {1800: [1, 1], 1820: [8, 8], 1840: [28, 26], 1850: [147, 36], 1860: [167, 54], 1870: [296, 92], 1880: [625, 109], 1890: [235, 98], 1900: [134, 76], 1910: [86, 39], 1930: [61, 29], 1990: [99, 42], 2000: [271, 68], 1780: [1, 1], 1830: [5, 5], 1920: [39, 27], 1940: [158, 25], 1950: [36, 16], 1960: [150, 60], 1970: [158, 50], 1980: [110, 36], 1770: [1, 1]}], 'zoist', {1840: [358, 72], 1850: [315, 114], 1860: [79, 33], 1870: [64, 41], 1880: [98, 40], 1890: [121, 55], 1900: [737, 86], 1910: [109, 35], 1920: [64, 32], 1930: [86, 27], 1940: [31, 16], 1950: [201, 32], 1960: [277, 85], 1970: [319, 98], 1980: [437, 111], 1990: [409, 93], 2000: [1071, 227]}], 'zyrian', {1840: [2, 2], 1870: [15, 3], 1890: [3, 3], 1900: [5, 4], 1910: [6, 6], 1920: [10, 7], 1930: [90, 47], 1940: [38, 30], 1950: [78, 50], 1960: [293, 103], 1970: [252, 99], 1980: [396, 124], 1990: [604, 182], 2000: [627, 170]}], 'zany', {1640: [4, 2], 1690: [1, 1], 1720: [8, 7], 1740: [5, 5], 1750: [4, 4], 1760: [5, 5], 1770: [8, 8], 1780: [27, 25], 1790: [36, 31], 1800: [121, 100], 1810: [107, 92], 1820: [295, 238], 1830: [242, 179], 1840: [228, 164], 1850: [231, 193], 1860: [371, 223], 1870: [267, 224], 1880: [663, 286], 1890: [458, 343], 1900: [779, 550], 1910: [634, 417], 1920: [828, 611], 1930: [902, 680], 1940: [1133, 894], 1950: [2042, 1503], 1960: [4305, 3043], 1970: [8570, 5612], 1980: [13266, 9058], 1990: [20580, 14271], 2000: [28638, 19890], 1610: [1, 1], 1700: [5, 5], 1710: [1, 1], 1730: [6, 5]}], 'zooculture', {1890: [8, 4], 1900: [26, 15], 1910: [17, 14], 1920: [61, 25], 1930: [22, 17], 1940: [3, 3], 1950: [5, 5], 1970: [17, 11], 1980: [28, 18], 1990: [10, 10], 2000: [24, 15], 1960: [4, 4]}], 'zygodactylous', {1830: [9, 9], 1840: [14, 8], 1850: [6, 2], 1870: [20, 15], 1880: [24, 11], 1890: [29, 19], 1900: [25, 18], 1910: [7, 7], 1950: [23, 17], 1960: [60, 35], 1970: [86, 46], 1980: [155, 41], 1990: [153, 81], 2000: [141, 99], 1860: [9, 9], 1920: [10, 7], 1930: [3, 3], 1940: [24, 13]}], 'zinober', {1800: [2, 2], 1810: [2, 1], 1880: [8, 3], 1890: [2, 2], 1930: [1, 1], 1940: [2, 1], 1950: [22, 13], 1960: [34, 17], 1970: [58, 33], 1980: [301, 89], 1990: [472, 142], 2000: [279, 133]}], 'zoster', {1810: [188, 54], 1820: [142, 67], 1840: [215, 102], 1850: [477, 208], 1860: [995, 271], 1870: [2588, 603], 1880: [3827, 900], 1890: [4828, 1017], 1900: [6998, 1557], 1910: [6421, 1520], 1920: [3097, 794], 1930: [2695, 638], 1940: [5377, 1057], 1950: [8425, 1587], 1960: [16482, 3043], 1970: [31736, 4919], 1980: [57421, 7817], 1990: [93327, 11514], 2000: [108165, 14847], 1780: [10, 8], 1800: [23, 16], 1830: [198, 70], 1730: [1, 1], 1770: [2, 2], 1790: [4, 4]}], 'zyryan', {1880: [3, 3], 1890: [1, 1], 1910: [1, 1], 1920: [31, 2], 1930: [77, 21], 1940: [24, 15], 1950: [54, 28], 1960: [86, 46], 1970: [354, 72], 1980: [1035, 76], 1990: [451, 121], 2000: [586, 132]}], 'zygomaticofrontal', {1900: [26, 16], 1910: [32, 15], 1920: [11, 5], 1930: [33, 16], 1940: [79, 30], 1950: [96, 52], 1960: [275, 79], 1970: [368, 149], 1980: [794, 247], 1990: [1142, 327], 2000: [1213, 351]}], 'zoaria', {1860: [17, 3], 1880: [67, 14], 1890: [2, 2], 1900: [185, 49], 1910: [202, 31], 1920: [666, 30], 1930: [442, 30], 1940: [607, 32], 1950: [498, 53], 1960: [622, 103], 1970: [1220, 78], 1980: [397, 78], 1990: [123, 38], 2000: [87, 30]}], 'zaburro', {1920: [41, 9], 1930: [1, 1], 1940: [4, 4], 1950: [3, 3], 1960: [161, 37], 1970: [278, 24], 1980: [20, 11], 1990: [65, 33], 2000: [98, 24], 1870: [2, 2], 1890: [2, 2]}], 'zaphrentoid', {1870: [1, 1], 1880: [1, 1], 1900: [7, 4], 1910: [9, 9], 1920: [7, 7], 1930: [5, 5], 1940: [4, 4], 1950: [14, 11], 1960: [55, 21], 1970: [19, 12], 1980: [13, 11], 1990: [5, 4], 2000: [12, 3]}], 'zenobia', {1720: [35, 14], 1750: [59, 30], 1760: [138, 31], 1770: [298, 50], 1800: [856, 230], 1810: [1564, 331], 1820: [1342, 497], 1830: [1882, 551], 1840: [3741, 815], 1850: [5627, 1286], 1860: [2854, 824], 1870: [4239, 1048], 1880: [8498, 1493], 1890: [6381, 1640], 1900: [10463, 2135], 1910: [4515, 1392], 1920: [4786, 1391], 1930: [4253, 1115], 1940: [4256, 902], 1950: [5788, 1328], 1960: [12942, 2259], 1970: [10195, 2248], 1980: [17384, 2463], 1990: [24721, 3880], 2000: [38192, 6341], 1780: [527, 103], 1575: [1, 1], 1670: [5, 2], 1680: [3, 1], 1690: [6, 3], 1700: [80, 5], 1710: [7, 5], 1730: [24, 11], 1740: [66, 12], 1790: [242, 99]}], 'zabaism', {1770: [4, 2], 1800: [22, 10], 1810: [16, 9], 1820: [19, 7], 1830: [46, 9], 1850: [38, 9], 1860: [5, 2], 1870: [22, 9], 1880: [12, 8], 1890: [3, 3], 1910: [5, 5], 1930: [1, 1], 1950: [1, 1], 1970: [21, 5], 1980: [1, 1], 1990: [1, 1], 2000: [20, 7]}], 'zhmud', {1890: [3, 3], 1900: [2, 2], 1910: [19, 14], 1920: [21, 7], 1930: [4, 2], 1940: [60, 21], 1950: [64, 20], 1960: [37, 22], 1970: [40, 23], 1980: [47, 31], 1990: [123, 66], 2000: [426, 163]}], 'zollernia', {1870: [1, 1], 1910: [2, 1], 1920: [12, 7], 1930: [8, 4], 1940: [4, 4], 1950: [56, 9], 1960: [8, 6], 1970: [23, 5], 1980: [6, 6], 1990: [9, 7], 2000: [18, 14]}], 'zoogamous', {1930: [4, 4], 1950: [12, 3], 1960: [36, 7], 1970: [29, 11], 1980: [18, 15], 1990: [10, 8], 2000: [23, 18]}], 'zerma', {1850: [94, 20], 1870: [1, 1], 1890: [24, 6], 1900: [11, 11], 1910: [5, 5], 1920: [11, 5], 1930: [1, 1], 1940: [2, 2], 1950: [94, 12], 1960: [118, 37], 1970: [262, 92], 1980: [230, 77], 1990: [460, 140], 2000: [271, 135]}], 'zootaxy', {1850: [2, 2], 1870: [1, 1], 1880: [5, 5], 1890: [13, 13], 1910: [2, 2], 1920: [2, 2], 1960: [3, 3], 1970: [6, 6], 1980: [10, 5], 1990: [7, 3], 2000: [2, 2]}], 'zira', {1780: [5, 5], 1790: [4, 4], 1800: [19, 19], 1810: [6, 6], 1820: [2, 2], 1830: [17, 16], 1840: [50, 36], 1850: [37, 18], 1860: [102, 35], 1870: [198, 63], 1880: [144, 62], 1890: [169, 91], 1900: [100, 62], 1910: [568, 70], 1920: [132, 68], 1930: [124, 63], 1940: [332, 88], 1950: [351, 132], 1960: [707, 271], 1970: [1158, 439], 1980: [1710, 476], 1990: [3517, 783], 2000: [4582, 852], 1700: [2, 2], 1770: [2, 2]}], 'zaramo', {1800: [1, 1], 1860: [13, 5], 1870: [19, 10], 1880: [44, 17], 1890: [47, 14], 1900: [15, 5], 1910: [1, 1], 1920: [1, 1], 1930: [28, 11], 1940: [12, 6], 1950: [120, 34], 1960: [492, 91], 1970: [1632, 243], 1980: [840, 254], 1990: [3510, 368], 2000: [1861, 400]}], 'zelophobia', {1960: [3, 2], 1970: [12, 8], 1980: [22, 15], 1990: [34, 19], 2000: [23, 17]}], 'zoologer', {1900: [4, 4], 1920: [3, 3], 1940: [8, 8], 1950: [2, 2], 1960: [17, 17], 1970: [11, 10], 1980: [2, 2], 1990: [9, 6], 2000: [3, 3]}], 'zizz', {1820: [1, 1], 1850: [2, 2], 1870: [5, 5], 1890: [11, 7], 1910: [67, 44], 1920: [42, 25], 1930: [17, 14], 1940: [44, 35], 1950: [56, 31], 1960: [72, 57], 1970: [112, 77], 1980: [253, 172], 1990: [270, 187], 2000: [671, 341], 1860: [8, 8], 1880: [3, 3], 1900: [17, 12]}], 'zecchins', {1760: [2, 2], 1780: [7, 2], 1790: [10, 7], 1800: [22, 13], 1810: [10, 8], 1820: [218, 64], 1830: [127, 30], 1840: [73, 20], 1850: [169, 56], 1860: [85, 39], 1870: [239, 69], 1880: [107, 63], 1890: [468, 121], 1900: [315, 134], 1910: [165, 29], 1920: [143, 48], 1930: [86, 21], 1940: [64, 8], 1950: [58, 18], 1960: [81, 23], 1970: [65, 15], 1980: [58, 22], 1990: [154, 27], 2000: [600, 126], 1670: [2, 1], 1740: [2, 1], 1750: [1, 1]}], 'zampogna', {1790: [3, 3], 1810: [1, 1], 1820: [26, 24], 1830: [10, 10], 1840: [21, 14], 1850: [20, 18], 1860: [25, 17], 1870: [21, 17], 1880: [54, 33], 1890: [27, 19], 1900: [47, 28], 1910: [29, 25], 1920: [15, 14], 1930: [34, 25], 1940: [37, 17], 1950: [86, 42], 1960: [355, 107], 1970: [287, 122], 1980: [284, 161], 1990: [326, 185], 2000: [332, 208]}], 'zymolytic', {1890: [16, 13], 1900: [27, 14], 1910: [2, 1], 1920: [4, 4], 1930: [3, 2], 1940: [2, 1], 1950: [2, 2], 1960: [1, 1], 1980: [19, 14], 1990: [2, 2], 2000: [2, 2]}], 'zizia', {1850: [22, 12], 1860: [65, 19], 1870: [44, 21], 1880: [106, 31], 1890: [133, 73], 1900: [90, 46], 1910: [102, 38], 1920: [52, 44], 1940: [64, 33], 1950: [75, 41], 1960: [197, 60], 1970: [159, 79], 1980: [252, 88], 1990: [384, 172], 2000: [453, 201], 1830: [5, 5], 1840: [4, 4], 1930: [58, 32]}], 'zonuridae', {1860: [2, 2], 1870: [42, 9], 1880: [5, 5], 1890: [3, 3], 1900: [54, 13], 1910: [10, 6], 1920: [35, 4], 1930: [29, 15], 1940: [10, 7], 1950: [28, 17], 1960: [38, 17], 1970: [17, 9], 1980: [16, 6], 1990: [7, 5], 2000: [16, 9]}], 'zonoid', {1840: [1, 1], 1850: [2, 2], 1890: [10, 1], 1930: [1, 1], 1970: [8, 5], 1980: [6, 5], 1990: [253, 8], 2000: [1065, 30]}], 'zaphrentid', {1900: [5, 3], 1910: [2, 2], 1920: [3, 2], 1930: [14, 8], 1940: [10, 6], 1950: [38, 16], 1960: [28, 14], 1970: [5, 3], 1980: [8, 8], 1990: [16, 2], 2000: [5, 4]}], 'zaminder', {1900: [8, 6], 1910: [156, 9], 1920: [16, 11], 1930: [20, 14], 1940: [23, 13], 1950: [189, 38], 1960: [128, 91], 1970: [232, 115], 1980: [176, 136], 1990: [210, 142], 2000: [209, 120], 1870: [1, 1], 1890: [10, 1]}], 'zincing', {1830: [13, 3], 1840: [74, 50], 1850: [69, 49], 1860: [118, 68], 1870: [75, 47], 1880: [100, 52], 1890: [95, 47], 1900: [266, 93], 1910: [216, 62], 1920: [258, 77], 1930: [91, 32], 1940: [41, 22], 1950: [26, 23], 1960: [40, 34], 1970: [37, 19], 1980: [39, 28], 1990: [75, 37], 2000: [193, 97], 1810: [1, 1]}], 'zygopterous', {1910: [53, 16], 1930: [41, 23], 1940: [18, 12], 1950: [153, 37], 1960: [5, 5], 1970: [15, 11], 1980: [8, 5], 1990: [32, 8], 2000: [23, 9], 1900: [10, 6], 1920: [8, 8]}], 'zyzomys', {1910: [1, 1], 1920: [8, 3], 1930: [52, 3], 1940: [15, 6], 1950: [8, 4], 1960: [22, 12], 1970: [99, 31], 1980: [206, 41], 1990: [241, 64], 2000: [240, 54]}], 'zaibatsu', {1930: [132, 18], 1940: [4897, 543], 1950: [7205, 1100], 1960: [9878, 1622], 1970: [19380, 2241], 1980: [23717, 3493], 1990: [38556, 5830], 2000: [23174, 4631]}], 'zikkurat', {1880: [36, 7], 1890: [350, 18], 1900: [285, 50], 1910: [280, 75], 1920: [139, 41], 1930: [67, 38], 1940: [35, 28], 1950: [23, 15], 1960: [118, 80], 1970: [169, 47], 1980: [49, 32], 1990: [64, 44], 2000: [290, 81]}], 'zaffar', {1710: [1, 1], 1740: [1, 1], 1810: [1, 1], 1820: [4, 4], 1830: [15, 5], 1840: [19, 7], 1850: [7, 7], 1860: [2, 2], 1870: [1, 1], 1880: [23, 9], 1890: [6, 4], 1900: [7, 5], 1910: [33, 15], 1920: [24, 10], 1930: [10, 8], 1940: [23, 17], 1950: [98, 36], 1960: [152, 79], 1970: [256, 131], 1980: [422, 202], 1990: [444, 219], 2000: [852, 360], 1800: [2, 2]}], 'zygosis', {1850: [1, 1], 1860: [9, 5], 1870: [8, 3], 1880: [60, 29], 1890: [12, 6], 1900: [45, 25], 1910: [186, 53], 1920: [74, 41], 1930: [109, 34], 1940: [27, 15], 1950: [68, 38], 1960: [205, 68], 1970: [140, 48], 1980: [264, 109], 1990: [142, 79], 2000: [177, 73]}], 'zayin', {1880: [203, 37], 1900: [57, 39], 1910: [68, 43], 1920: [80, 46], 1930: [76, 41], 1940: [67, 43], 1950: [126, 72], 1960: [361, 189], 1970: [539, 227], 1980: [748, 319], 1990: [1193, 582], 2000: [2476, 956], 1830: [3, 3], 1840: [11, 9], 1850: [7, 6], 1860: [9, 9], 1870: [24, 24], 1890: [46, 35], 1800: [2, 1]}], 'zaqqum', {1860: [1, 1], 1880: [14, 7], 1890: [5, 5], 1900: [12, 8], 1910: [8, 7], 1920: [1, 1], 1930: [14, 6], 1940: [14, 14], 1950: [46, 31], 1960: [87, 55], 1970: [53, 37], 1980: [115, 65], 1990: [190, 115], 2000: [411, 207]}], 'zadruga', {1910: [542, 148], 1930: [357, 88], 1940: [2150, 210], 1950: [1754, 343], 1960: [3223, 553], 1970: [4038, 747], 1980: [3765, 843], 1990: [2685, 840], 2000: [4449, 1084], 1850: [4, 4], 1870: [141, 26], 1880: [84, 38], 1890: [105, 63], 1900: [127, 64], 1920: [297, 128], 1860: [10, 1]}], 'zooplankton', {1910: [101, 45], 1920: [497, 98], 1930: [2699, 266], 1940: [3221, 340], 1950: [5755, 787], 1960: [16579, 2149], 1970: [57221, 5925], 1980: [89648, 7374], 1990: [100691, 10059], 2000: [110486, 10941], 1890: [15, 3], 1900: [86, 18]}], 'zygaenidae', {1860: [34, 14], 1880: [60, 22], 1900: [74, 29], 1920: [41, 24], 1930: [54, 37], 1940: [54, 20], 1950: [134, 52], 1960: [149, 72], 1970: [264, 117], 1980: [318, 130], 1990: [568, 184], 2000: [836, 174], 1820: [2, 2], 1830: [2, 2], 1840: [4, 4], 1850: [1, 1], 1870: [47, 32], 1890: [26, 21], 1910: [37, 20]}], 'zabian', {1680: [1, 1], 1720: [2, 2], 1730: [2, 2], 1740: [22, 5], 1750: [3, 2], 1760: [5, 5], 1770: [3, 2], 1780: [1, 1], 1790: [5, 5], 1800: [18, 13], 1810: [21, 19], 1820: [74, 22], 1830: [46, 26], 1840: [36, 36], 1850: [33, 32], 1860: [24, 19], 1870: [11, 10], 1880: [13, 10], 1890: [2, 2], 1900: [68, 7], 1910: [14, 2], 1920: [8, 4], 1930: [1, 1], 1940: [1, 1], 1950: [1, 1], 1960: [9, 9], 1970: [32, 11], 1980: [42, 19], 1990: [59, 33], 2000: [115, 50]}], 'zebulunite', {1840: [1, 1], 1850: [2, 2], 1860: [2, 2], 1870: [5, 5], 1880: [6, 5], 1890: [20, 16], 1900: [3, 3], 1910: [3, 2], 1920: [1, 1], 1930: [2, 1], 1940: [3, 3], 1950: [5, 4], 1960: [10, 9], 1970: [19, 12], 1980: [30, 24], 1990: [40, 27], 2000: [112, 67]}], 'zoographer', {1810: [2, 2], 1820: [6, 6], 1830: [4, 4], 1850: [2, 2], 1860: [4, 4], 1870: [2, 2], 1880: [1, 1], 1890: [4, 4], 1900: [1, 1], 1920: [1, 1], 1930: [12, 4], 1940: [3, 3], 1950: [7, 7], 1960: [12, 11], 1970: [10, 9], 1980: [17, 14], 1990: [17, 9], 2000: [22, 16]}], 'zygogenesis', {1910: [54, 5], 1950: [3, 3], 1960: [20, 14], 1970: [29, 20], 1980: [19, 16], 1990: [32, 18], 2000: [27, 16]}], 'zenographic', {1900: [1, 1], 1950: [3, 3], 1960: [17, 12], 1970: [69, 20], 1980: [17, 10], 1990: [33, 6], 2000: [11, 5]}], 'zamarro', {1840: [1, 1], 1850: [1, 1], 1860: [5, 4], 1870: [2, 1], 1890: [1, 1], 1900: [8, 7], 1950: [13, 7], 1960: [14, 12], 1970: [11, 10], 1980: [13, 12], 1990: [63, 42], 2000: [72, 49], 1910: [9, 2], 1920: [1, 1], 1930: [1, 1]}], 'zeroize', {1950: [11, 8], 1960: [59, 22], 1970: [47, 32], 1980: [99, 64], 1990: [146, 71], 2000: [259, 135], 1890: [1, 1], 1930: [9, 5], 1940: [3, 3]}], 'zostera', {1760: [1, 1], 1800: [92, 43], 1810: [84, 59], 1820: [83, 62], 1840: [237, 138], 1850: [900, 317], 1860: [731, 350], 1870: [439, 228], 1880: [746, 252], 1900: [1253, 338], 1910: [715, 308], 1920: [926, 299], 1930: [1190, 281], 1940: [946, 266], 1950: [1501, 436], 1960: [4085, 665], 1970: [6580, 1072], 1980: [7201, 1127], 1990: [6928, 1340], 2000: [10795, 1511], 1770: [2, 2], 1830: [212, 144], 1890: [664, 288], 1780: [2, 1], 1790: [6, 4]}], 'ziara', {1810: [6, 6], 1880: [33, 23], 1890: [15, 9], 1900: [24, 15], 1910: [23, 6], 1920: [16, 12], 1930: [4, 4], 1940: [4, 3], 1950: [10, 9], 1960: [27, 24], 1970: [109, 47], 1980: [78, 55], 1990: [165, 78], 2000: [295, 117], 1830: [5, 5], 1840: [1, 1], 1850: [1, 1]}], 'zillahs', {1800: [1, 1], 1810: [124, 19], 1820: [85, 45], 1830: [202, 96], 1840: [57, 34], 1850: [457, 145], 1860: [435, 74], 1870: [146, 87], 1880: [123, 58], 1890: [54, 43], 1900: [33, 29], 1910: [81, 25], 1920: [31, 11], 1930: [32, 19], 1940: [53, 44], 1950: [67, 43], 1960: [128, 76], 1970: [162, 86], 1980: [157, 97], 1990: [111, 72], 2000: [242, 126]}], 'zigzaggy', {1840: [1, 1], 1850: [7, 7], 1860: [9, 5], 1870: [15, 13], 1880: [9, 9], 1890: [20, 19], 1900: [35, 35], 1910: [23, 23], 1920: [30, 28], 1930: [36, 36], 1940: [21, 21], 1950: [44, 40], 1960: [45, 43], 1970: [42, 40], 1980: [98, 90], 1990: [192, 177], 2000: [342, 308]}], 'zincky', {1810: [2, 2], 1850: [2, 2], 1870: [3, 3], 1880: [3, 3], 1890: [8, 8], 1900: [28, 21], 1910: [39, 26], 1920: [23, 17], 1930: [7, 7], 1940: [9, 9], 1950: [17, 13], 1960: [8, 6], 1970: [7, 5], 1980: [7, 6], 1990: [5, 5], 2000: [12, 10]}], 'zitherists', {1900: [6, 6], 1910: [6, 6], 1930: [2, 2], 1950: [1, 1], 1960: [5, 5], 1970: [4, 4], 1980: [7, 7], 1990: [5, 4], 2000: [26, 23]}], 'zenonic', {1850: [1, 1], 1860: [17, 11], 1870: [18, 12], 1880: [6, 3], 1890: [9, 8], 1900: [7, 6], 1910: [3, 3], 1920: [4, 3], 1930: [1, 1], 1950: [6, 3], 1960: [16, 12], 1970: [2, 2], 1980: [18, 16], 1990: [30, 16], 2000: [29, 21]}], 'zoogloeae', {1880: [101, 18], 1890: [54, 20], 1900: [90, 42], 1910: [80, 30], 1920: [40, 25], 1930: [17, 8], 1940: [7, 3], 1950: [17, 11], 1960: [48, 21], 1970: [24, 14], 1980: [17, 10], 1990: [9, 7], 2000: [24, 7]}], 'zincalo', {1840: [116, 16], 1850: [1, 1], 1860: [73, 10], 1870: [13, 6], 1880: [101, 23], 1890: [37, 17], 1900: [122, 16], 1910: [15, 7], 1920: [11, 3], 1930: [14, 4], 1950: [29, 10], 1960: [10, 2], 1970: [33, 18], 1980: [31, 12], 1990: [47, 13], 2000: [132, 33]}], 'zoologies', {1730: [1, 1], 1780: [1, 1], 1790: [2, 2], 1800: [5, 3], 1810: [6, 5], 1820: [12, 12], 1830: [10, 10], 1840: [30, 26], 1850: [62, 60], 1860: [39, 38], 1870: [23, 23], 1880: [27, 27], 1890: [135, 127], 1900: [142, 117], 1910: [121, 90], 1920: [95, 78], 1930: [73, 67], 1940: [61, 49], 1950: [78, 58], 1960: [147, 94], 1970: [142, 102], 1980: [113, 99], 1990: [100, 87], 2000: [190, 165]}], 'zilch', {1800: [2, 2], 1890: [4, 4], 1900: [13, 10], 1930: [136, 92], 1940: [915, 175], 1950: [478, 194], 1960: [948, 406], 1970: [2208, 1183], 1980: [3590, 2545], 1990: [6410, 5131], 2000: [11868, 9491], 1920: [35, 20], 1850: [1, 1], 1880: [1, 1], 1910: [17, 15]}], 'zingari', {1800: [21, 16], 1820: [105, 62], 1830: [120, 77], 1840: [155, 73], 1850: [205, 117], 1860: [180, 111], 1870: [230, 158], 1880: [299, 205], 1890: [297, 194], 1900: [431, 312], 1910: [259, 173], 1920: [347, 187], 1930: [311, 185], 1940: [154, 106], 1950: [179, 124], 1960: [418, 253], 1970: [518, 259], 1980: [653, 300], 1990: [916, 419], 2000: [1975, 892], 1750: [4, 3], 1760: [3, 3], 1770: [2, 1], 1780: [5, 4], 1790: [3, 3], 1810: [32, 26]}], 'zygantra', {1840: [12, 2], 1850: [6, 1], 1880: [10, 7], 1890: [26, 7], 1900: [19, 13], 1910: [18, 15], 1920: [7, 6], 1930: [36, 6], 1940: [3, 3], 1950: [10, 4], 1960: [45, 19], 1970: [30, 15], 1980: [35, 10], 1990: [23, 10], 2000: [49, 22]}], 'zoogony', {1830: [8, 6], 1840: [3, 1], 1850: [23, 15], 1860: [6, 5], 1870: [4, 4], 1900: [16, 15], 1910: [3, 3], 1920: [5, 5], 1930: [12, 12], 1950: [37, 20], 1960: [103, 35], 1970: [80, 26], 1990: [104, 38], 2000: [302, 79], 1820: [7, 4], 1880: [1, 1], 1940: [1, 1], 1980: [88, 22]}], 'zenithward', {1850: [2, 2], 1860: [7, 7], 1870: [2, 2], 1880: [15, 13], 1890: [22, 21], 1900: [14, 13], 1910: [38, 37], 1920: [22, 22], 1930: [20, 20], 1940: [8, 8], 1950: [3, 3], 1960: [16, 12], 1970: [15, 15], 1980: [30, 29], 1990: [26, 26], 2000: [104, 102]}], 'zapas', {1890: [7, 4], 1920: [6, 6], 1930: [37, 15], 1950: [55, 14], 1960: [187, 83], 1970: [361, 104], 1980: [311, 153], 1990: [362, 192], 2000: [480, 250], 1810: [3, 3], 1850: [4, 4], 1880: [5, 5], 1900: [20, 14], 1910: [22, 20], 1940: [2, 2]}], 'zorrillo', {1820: [6, 3], 1830: [2, 2], 1870: [6, 6], 1890: [121, 15], 1900: [11, 7], 1910: [5, 5], 1920: [7, 4], 1930: [11, 6], 1940: [5, 3], 1950: [18, 12], 1960: [40, 27], 1970: [221, 38], 1980: [222, 60], 1990: [282, 74], 2000: [546, 94], 1780: [3, 2], 1800: [14, 8], 1810: [4, 2], 1850: [2, 2], 1860: [4, 4], 1880: [164, 4]}], 'zosterops', {1830: [35, 11], 1840: [31, 23], 1850: [38, 27], 1860: [151, 67], 1870: [200, 58], 1880: [188, 78], 1890: [199, 94], 1900: [214, 110], 1920: [209, 54], 1930: [441, 77], 1940: [529, 90], 1950: [840, 146], 1960: [1153, 234], 1970: [1000, 315], 1980: [1199, 394], 1990: [1238, 426], 2000: [1159, 500], 1910: [190, 84], 1770: [1, 1], 1820: [4, 2]}], 'zeist', {1810: [36, 28], 1830: [331, 42], 1900: [351, 125], 1920: [98, 60], 1940: [205, 104], 1950: [533, 231], 1960: [1728, 770], 1970: [2382, 1018], 1980: [4817, 1746], 1990: [9188, 2621], 2000: [8653, 2983], 1730: [4, 1], 1740: [1, 1], 1750: [2, 2], 1760: [3, 3], 1770: [3, 1], 1780: [21, 1], 1790: [6, 5], 1800: [21, 10], 1820: [51, 18], 1840: [59, 40], 1850: [103, 38], 1860: [61, 38], 1870: [58, 24], 1880: [72, 42], 1890: [120, 50], 1910: [222, 110], 1930: [110, 64]}], 'zeolitized', {1890: [6, 5], 1900: [20, 8], 1910: [19, 8], 1920: [4, 4], 1930: [20, 10], 1940: [26, 11], 1950: [278, 25], 1960: [219, 63], 1970: [195, 102], 1980: [509, 145], 1990: [202, 88], 2000: [350, 101], 1880: [4, 4]}], 'zeugmatically', {1860: [1, 1], 1870: [1, 1], 1880: [3, 3], 1890: [4, 3], 1900: [3, 3], 1910: [1, 1], 1940: [1, 1], 1960: [6, 6], 1970: [14, 14], 1980: [20, 17], 1990: [22, 20], 2000: [24, 24]}], 'zimme', {1850: [122, 15], 1880: [1612, 68], 1890: [946, 64], 1900: [138, 70], 1910: [247, 49], 1920: [90, 37], 1960: [166, 47], 1970: [68, 39], 1980: [655, 48], 1990: [156, 73], 2000: [786, 124], 1830: [22, 5], 1860: [3, 3], 1870: [11, 7], 1930: [52, 18], 1940: [20, 12], 1950: [10, 8], 1840: [1, 1]}], 'zoon', {1750: [5, 4], 1760: [1, 1], 1780: [7, 7], 1790: [3, 3], 1800: [22, 10], 1810: [42, 24], 1820: [73, 51], 1830: [135, 77], 1840: [231, 97], 1850: [213, 134], 1860: [175, 135], 1870: [594, 208], 1880: [449, 245], 1890: [483, 308], 1900: [516, 370], 1910: [626, 355], 1920: [935, 342], 1930: [876, 370], 1940: [639, 380], 1950: [1313, 757], 1960: [2656, 1607], 1970: [4309, 2042], 1980: [5033, 2792], 1990: [7086, 4029], 2000: [10693, 5426], 1770: [1, 1]}], 'zorillas', {1880: [1, 1], 1890: [9, 7], 1920: [2, 2], 1930: [5, 5], 1940: [9, 4], 1950: [15, 11], 1960: [20, 10], 1970: [58, 33], 1980: [43, 20], 1990: [50, 34], 2000: [69, 46], 1900: [6, 6], 1910: [2, 2]}], 'zirkite', {1910: [58, 27], 1920: [215, 76], 1930: [62, 40], 1940: [24, 15], 1950: [100, 50], 1960: [81, 44], 1970: [33, 22], 1980: [13, 10], 1990: [8, 8], 2000: [9, 8]}], 'zoneless', {1760: [2, 2], 1770: [1, 1], 1780: [4, 4], 1790: [7, 7], 1800: [27, 27], 1810: [30, 30], 1820: [16, 16], 1830: [46, 46], 1840: [50, 46], 1850: [51, 51], 1860: [50, 50], 1870: [58, 57], 1880: [25, 24], 1890: [52, 30], 1900: [52, 26], 1910: [34, 21], 1920: [11, 11], 1930: [21, 10], 1940: [15, 14], 1950: [22, 17], 1960: [35, 27], 1970: [77, 33], 1980: [22, 18], 1990: [33, 28], 2000: [109, 88]}], 'zoopsychological', {1880: [10, 10], 1890: [23, 16], 1930: [3, 2], 1950: [13, 7], 1960: [12, 7], 1970: [7, 7], 1980: [16, 5], 1990: [14, 8], 2000: [9, 7]}], 'zubr', {1820: [12, 8], 1830: [8, 8], 1840: [108, 33], 1850: [60, 30], 1880: [31, 14], 1890: [38, 20], 1900: [20, 16], 1910: [7, 5], 1920: [5, 5], 1930: [16, 9], 1940: [13, 10], 1950: [3, 3], 1960: [58, 41], 1970: [69, 55], 1980: [124, 74], 1990: [171, 106], 2000: [464, 179], 1760: [1, 1], 1860: [15, 15], 1870: [23, 18]}], 'zephyrean', {1800: [6, 3], 1870: [6, 6], 1880: [2, 2], 1890: [13, 13], 1900: [8, 8], 1910: [1, 1], 1960: [2, 2], 1970: [1, 1], 1980: [1, 1], 1990: [3, 2], 2000: [18, 17]}], 'zoanthus', {1820: [23, 12], 1830: [33, 21], 1840: [49, 23], 1850: [46, 23], 1860: [108, 40], 1870: [59, 34], 1880: [84, 20], 1890: [151, 34], 1900: [90, 16], 1910: [51, 13], 1920: [41, 12], 1930: [40, 9], 1940: [62, 19], 1950: [21, 10], 1960: [103, 38], 1970: [293, 88], 1980: [268, 97], 1990: [469, 110], 2000: [409, 149]}], 'zolaesque', {1880: [18, 17], 1890: [79, 68], 1900: [97, 91], 1910: [209, 156], 1920: [163, 152], 1930: [152, 126], 1940: [175, 136], 1950: [268, 216], 1960: [542, 414], 1970: [612, 468], 1980: [613, 441], 1990: [767, 551], 2000: [697, 540]}], 'zonochlorite', {1880: [10, 4], 1890: [15, 4], 1900: [24, 9], 1910: [11, 6], 1920: [1, 1], 1940: [2, 1], 1960: [21, 8], 1970: [4, 4], 1980: [2, 1], 2000: [23, 10]}], 'zygnemales', {1900: [2, 1], 1910: [7, 5], 1920: [4, 3], 1930: [5, 3], 1940: [9, 7], 1950: [9, 8], 1960: [39, 17], 1970: [74, 36], 1980: [63, 30], 1990: [39, 22], 2000: [31, 19]}], 'zygodactyle', {1860: [12, 7], 1870: [34, 21], 1890: [181, 58], 1900: [49, 32], 1910: [26, 21], 1920: [16, 13], 1950: [24, 14], 1970: [39, 8], 1980: [13, 7], 1990: [20, 5], 2000: [22, 16], 1830: [2, 1], 1840: [3, 3], 1850: [14, 10], 1880: [18, 10], 1930: [32, 8], 1940: [11, 6], 1960: [10, 5]}], 'zootechnics', {1910: [78, 27], 1930: [70, 45], 1940: [80, 42], 1950: [174, 100], 1960: [411, 234], 1970: [670, 246], 1980: [788, 240], 1990: [230, 156], 2000: [280, 140], 1880: [3, 2], 1890: [24, 13], 1900: [70, 39], 1920: [12, 12], 1870: [3, 2]}], 'zanies', {1650: [1, 1], 1670: [1, 1], 1690: [1, 1], 1710: [2, 2], 1720: [6, 6], 1730: [1, 1], 1740: [2, 2], 1750: [2, 2], 1770: [2, 2], 1780: [2, 2], 1800: [26, 21], 1810: [22, 22], 1820: [18, 18], 1830: [21, 18], 1840: [33, 32], 1850: [92, 85], 1860: [49, 49], 1870: [66, 62], 1880: [125, 117], 1890: [147, 139], 1900: [227, 206], 1910: [213, 179], 1920: [285, 228], 1930: [267, 246], 1940: [323, 261], 1950: [329, 291], 1960: [483, 421], 1970: [571, 465], 1980: [768, 614], 1990: [1027, 794], 2000: [1447, 1066], 1790: [3, 3]}], 'zelotic', {1850: [6, 3], 1860: [1, 1], 1870: [3, 3], 1880: [18, 18], 1890: [10, 10], 1900: [13, 13], 1910: [3, 3], 1920: [13, 13], 1930: [1, 1], 1940: [1, 1], 1950: [13, 2], 1960: [32, 8], 1970: [5, 5], 1980: [4, 4], 1990: [4, 4], 2000: [14, 14]}], 'zoologizing', {1840: [5, 5], 1850: [9, 7], 1860: [8, 5], 1870: [4, 4], 1880: [3, 2], 1900: [13, 13], 1910: [10, 9], 1920: [3, 3], 1930: [15, 13], 1940: [4, 4], 1950: [6, 6], 1960: [17, 11], 1970: [19, 14], 1980: [10, 10], 1990: [16, 14], 2000: [18, 17]}], 'zimbalon', {1890: [1, 1], 1900: [4, 4], 1910: [1, 1], 1920: [24, 9], 1930: [5, 5], 1940: [26, 11], 1950: [7, 7], 1960: [12, 11], 1970: [25, 15], 1980: [13, 11], 1990: [26, 17], 2000: [13, 9]}], 'zooty', {1930: [1, 1], 1940: [7, 7], 1950: [21, 17], 1960: [14, 14], 1970: [41, 35], 1980: [47, 46], 1990: [99, 40], 2000: [132, 81], 1870: [3, 3], 1910: [2, 2]}], 'zygodactyli', {1820: [1, 1], 1830: [20, 18], 1840: [4, 4], 1850: [4, 3], 1860: [13, 7], 1870: [23, 17], 1880: [5, 4], 1890: [2, 2], 1900: [5, 3], 1910: [2, 2], 1920: [9, 7], 1930: [8, 5], 1940: [2, 2], 1960: [1, 1], 1970: [5, 2], 1980: [1, 1], 1990: [7, 3], 2000: [12, 3]}], 'ziganka', {1870: [1, 1], 1890: [1, 1], 1900: [4, 4], 1910: [1, 1], 1920: [12, 12], 1930: [1, 1], 1950: [2, 2], 1960: [1, 1], 1970: [2, 2], 1980: [2, 2], 1990: [4, 4], 2000: [10, 10]}], 'zirconiferous', {1910: [44, 13], 1920: [6, 6], 1930: [12, 11], 1940: [10, 7], 1950: [34, 19], 1960: [10, 10], 1970: [19, 16], 1980: [16, 10], 1990: [15, 12], 2000: [3, 3], 1870: [4, 4], 1900: [2, 2]}], 'zack', {1640: [2, 2], 1710: [1, 1], 1740: [6, 6], 1750: [4, 4], 1770: [1, 1], 1790: [1, 1], 1810: [18, 18], 1820: [37, 23], 1830: [58, 38], 1840: [105, 62], 1850: [1182, 140], 1860: [497, 115], 1870: [869, 98], 1880: [1601, 150], 1890: [1262, 326], 1900: [1651, 803], 1910: [1827, 351], 1920: [1391, 360], 1930: [1878, 437], 1940: [4525, 555], 1950: [4418, 853], 1960: [5396, 1497], 1970: [12496, 2743], 1980: [44561, 4545], 1990: [108870, 9623], 2000: [225481, 17647]}], 'zelotypia', {1700: [1, 1], 1810: [9, 7], 1830: [8, 6], 1880: [20, 17], 1890: [15, 11], 1900: [29, 27], 1910: [31, 28], 1920: [18, 15], 1930: [15, 7], 1940: [9, 6], 1950: [29, 15], 1960: [42, 30], 1970: [48, 33], 1980: [123, 57], 1990: [66, 41], 2000: [116, 75], 1750: [2, 2], 1780: [1, 1], 1790: [4, 2], 1800: [2, 2], 1820: [6, 6], 1840: [7, 5], 1850: [25, 16], 1860: [21, 17], 1870: [15, 12]}], 'zastrugi', {1870: [1, 1], 1880: [1, 1], 1890: [5, 5], 1910: [4, 4], 1920: [1, 1], 1930: [5, 4], 1940: [3, 2], 1950: [11, 10], 1960: [14, 7], 1970: [13, 8], 1980: [16, 10], 1990: [8, 5], 2000: [17, 15]}], 'zincographic', {1840: [3, 2], 1850: [58, 29], 1860: [18, 17], 1870: [22, 17], 1880: [50, 39], 1890: [31, 27], 1900: [49, 31], 1910: [48, 33], 1920: [31, 18], 1930: [21, 18], 1940: [22, 16], 1950: [18, 16], 1960: [37, 31], 1970: [76, 47], 1980: [45, 23], 1990: [46, 36], 2000: [64, 46]}], 'zwinglian', {1670: [1, 1], 1700: [1, 1], 1730: [7, 4], 1750: [4, 4], 1760: [1, 1], 1790: [5, 1], 1800: [5, 5], 1810: [13, 13], 1820: [28, 22], 1830: [60, 39], 1840: [233, 75], 1850: [439, 158], 1860: [242, 145], 1870: [1060, 246], 1880: [900, 327], 1890: [1262, 494], 1900: [2995, 695], 1910: [1738, 468], 1920: [962, 347], 1930: [1076, 319], 1940: [505, 230], 1950: [1573, 503], 1960: [2926, 908], 1970: [2219, 771], 1980: [2403, 764], 1990: [3456, 1135], 2000: [5071, 1879]}], 'zincous', {1800: [2, 2], 1830: [1, 1], 1840: [150, 3], 1850: [279, 16], 1860: [17, 13], 1870: [7, 6], 1880: [4, 4], 1900: [4, 3], 1910: [1, 1], 1920: [2, 1], 1930: [3, 3], 1940: [1, 1], 1960: [3, 3], 1970: [5, 2], 1980: [12, 11], 1990: [11, 7], 2000: [4, 3]}], 'zenonian', {1740: [1, 1], 1750: [1, 1], 1790: [2, 2], 1800: [1, 1], 1810: [1, 1], 1820: [9, 6], 1830: [11, 9], 1840: [10, 4], 1850: [21, 21], 1860: [9, 9], 1870: [38, 16], 1880: [16, 11], 1890: [53, 19], 1900: [60, 33], 1910: [39, 28], 1920: [53, 39], 1930: [76, 36], 1940: [21, 14], 1950: [157, 68], 1960: [203, 118], 1970: [254, 98], 1980: [311, 122], 1990: [687, 240], 2000: [635, 252]}], 'zoophily', {1880: [4, 4], 1890: [29, 23], 1900: [48, 34], 1910: [59, 40], 1920: [25, 23], 1930: [45, 37], 1940: [50, 34], 1950: [200, 27], 1960: [67, 59], 1970: [203, 67], 1980: [326, 128], 1990: [215, 112], 2000: [394, 163]}], 'zingiest', {1950: [1, 1], 1960: [8, 8], 1970: [18, 17], 1980: [15, 15], 1990: [18, 17], 2000: [25, 20]}], 'zongora', {1860: [2, 2], 1910: [2, 2], 1920: [1, 1], 1940: [1, 1], 1950: [12, 6], 1960: [21, 16], 1970: [19, 13], 1980: [21, 20], 1990: [43, 31], 2000: [79, 35], 1880: [7, 3], 1890: [5, 3], 1930: [2, 1]}], 'zooxanthellae', {1860: [5, 1], 1880: [15, 6], 1890: [166, 25], 1900: [221, 41], 1910: [57, 32], 1920: [126, 44], 1930: [442, 71], 1940: [413, 111], 1950: [557, 125], 1960: [1621, 389], 1970: [3994, 710], 1980: [6841, 905], 1990: [10156, 1390], 2000: [9286, 1671]}], 'zealotries', {1810: [9, 9], 1900: [13, 13], 1910: [1, 1], 1920: [6, 6], 1930: [7, 7], 1940: [13, 13], 1950: [20, 15], 1960: [27, 21], 1970: [23, 21], 1980: [16, 15], 1990: [63, 59], 2000: [67, 66]}], 'ziamet', {1800: [17, 11], 1810: [2, 2], 1820: [1, 1], 1830: [58, 11], 1840: [2, 2], 1850: [45, 16], 1860: [6, 2], 1870: [39, 23], 1880: [14, 4], 1890: [5, 5], 1900: [38, 8], 1910: [37, 22], 1940: [33, 12], 1950: [39, 25], 1960: [75, 48], 1970: [40, 23], 1980: [73, 47], 1990: [129, 54], 2000: [83, 36], 1790: [4, 2], 1920: [2, 2], 1930: [6, 1]}], 'zygotic', {1900: [101, 25], 1910: [663, 211], 1920: [567, 151], 1930: [869, 190], 1940: [743, 207], 1950: [1232, 313], 1960: [3035, 835], 1970: [3647, 1208], 1980: [6662, 1639], 1990: [16089, 2776], 2000: [16830, 3490], 1880: [1, 1], 1890: [20, 2]}], 'zoogonic', {1790: [6, 4], 1810: [1, 1], 1870: [1, 1], 1890: [4, 2], 1920: [1, 1], 1930: [6, 2], 1940: [19, 7], 1950: [14, 8], 1960: [46, 15], 1970: [2, 2], 1980: [12, 11], 1990: [21, 17], 2000: [44, 16]}], 'zestfulness', {1860: [2, 2], 1900: [2, 2], 1910: [20, 20], 1920: [32, 28], 1930: [50, 48], 1940: [36, 35], 1950: [70, 65], 1960: [121, 118], 1970: [123, 120], 1980: [128, 121], 1990: [138, 135], 2000: [201, 180]}], 'zippier', {1880: [3, 3], 1900: [9, 4], 1910: [1, 1], 1920: [5, 4], 1930: [4, 2], 1940: [10, 10], 1950: [6, 6], 1960: [30, 28], 1970: [84, 81], 1980: [149, 139], 1990: [317, 297], 2000: [516, 460]}], 'zygomaticum', {1870: [5, 5], 1880: [9, 9], 1900: [73, 28], 1910: [82, 54], 1920: [113, 31], 1930: [170, 45], 1940: [36, 21], 1950: [131, 45], 1960: [139, 60], 1970: [117, 53], 1980: [82, 51], 1990: [78, 49], 2000: [90, 45], 1770: [2, 1], 1810: [5, 1], 1820: [3, 2], 1830: [11, 11], 1840: [16, 10], 1850: [5, 4], 1860: [7, 6], 1890: [14, 8]}], 'zapara', {1710: [2, 1], 1760: [2, 2], 1780: [5, 5], 1800: [7, 7], 1810: [11, 11], 1820: [27, 27], 1830: [4, 3], 1840: [4, 4], 1850: [27, 24], 1860: [9, 8], 1870: [12, 12], 1880: [18, 12], 1890: [4, 4], 1900: [11, 11], 1910: [4, 3], 1920: [19, 9], 1930: [34, 4], 1940: [9, 6], 1950: [47, 16], 1960: [26, 15], 1970: [52, 33], 1980: [63, 35], 1990: [170, 55], 2000: [223, 103]}], 'zygomaticosphenoid', {1960: [2, 2], 1970: [17, 7], 1980: [12, 10], 1990: [87, 42], 2000: [103, 46]}], 'ziphius', {1820: [8, 4], 1830: [44, 18], 1850: [47, 31], 1870: [147, 60], 1880: [215, 72], 1890: [130, 59], 1950: [72, 34], 1970: [402, 135], 1980: [684, 174], 1990: [453, 194], 2000: [662, 262], 1750: [1, 1], 1840: [29, 15], 1860: [97, 45], 1900: [481, 86], 1910: [175, 54], 1920: [144, 34], 1930: [50, 17], 1940: [95, 35], 1960: [181, 62]}], 'zippeite', {1880: [10, 8], 1900: [8, 8], 1910: [19, 13], 1930: [12, 7], 1940: [128, 45], 1950: [87, 41], 1960: [98, 39], 1970: [62, 26], 1980: [82, 32], 1990: [110, 31], 2000: [44, 28], 1860: [1, 1], 1870: [4, 2], 1890: [2, 1], 1920: [2, 2]}], 'zubeneschamali', {1840: [5, 5], 1850: [11, 6], 1860: [1, 1], 1870: [1, 1], 1920: [1, 1], 1930: [7, 6], 1940: [15, 9], 1950: [20, 12], 1960: [17, 11], 1970: [20, 13], 1980: [45, 29], 1990: [60, 37], 2000: [110, 58]}], 'zigged', {1890: [10, 10], 1900: [4, 4], 1910: [1, 1], 1920: [11, 10], 1930: [14, 13], 1940: [64, 61], 1950: [200, 133], 1960: [217, 189], 1970: [444, 352], 1980: [835, 695], 1990: [1714, 1523], 2000: [3270, 2824]}], 'zacatec', {1810: [2, 2], 1820: [10, 3], 1850: [1, 1], 1870: [4, 3], 1880: [18, 12], 1890: [5, 5], 1910: [20, 12], 1920: [5, 5], 1930: [55, 8], 1940: [17, 9], 1950: [51, 20], 1960: [89, 27], 1970: [111, 40], 1980: [87, 23], 1990: [43, 35], 2000: [36, 29]}], 'zaglossus', {1890: [13, 6], 1900: [5, 5], 1910: [53, 21], 1920: [41, 14], 1930: [19, 15], 1940: [72, 19], 1950: [80, 40], 1960: [150, 49], 1970: [398, 98], 1980: [453, 131], 1990: [480, 181], 2000: [570, 162]}], 'zoonic', {1800: [137, 56], 1810: [33, 23], 1820: [25, 20], 1830: [23, 19], 1840: [6, 5], 1850: [9, 8], 1920: [92, 6], 2000: [116, 29], 1860: [2, 1], 1870: [4, 1], 1910: [4, 4], 1930: [1, 1], 1950: [4, 3], 1960: [4, 3], 1970: [8, 5], 1980: [4, 4], 1990: [6, 5]}], 'zoophiliac', {1920: [7, 7], 1930: [12, 4], 1940: [1, 1], 1950: [19, 10], 1960: [4, 3], 1970: [16, 13], 1980: [41, 27], 1990: [23, 21], 2000: [36, 36]}], 'zanzas', {1950: [15, 6], 1960: [8, 6], 1970: [11, 7], 1980: [11, 6], 1990: [3, 2], 2000: [13, 13]}], 'zoospermia', {1880: [3, 3], 1900: [1, 1], 1920: [1, 1], 1940: [1, 1], 1950: [1, 1], 1960: [9, 2], 1970: [8, 6], 1980: [10, 10], 1990: [39, 27], 2000: [44, 30]}], 'zooxanthin', {1920: [14, 4], 1930: [15, 13], 1940: [5, 3], 1950: [2, 2], 1960: [11, 7], 1970: [3, 3], 1980: [7, 5], 1990: [1, 1], 2000: [2, 2]}], 'zimmy', {1850: [3, 3], 1860: [1, 1], 1880: [4, 4], 1890: [4, 3], 1900: [14, 5], 1910: [17, 9], 1920: [3, 3], 1930: [38, 9], 1940: [42, 20], 1950: [7, 6], 1960: [37, 25], 1970: [124, 48], 1980: [106, 77], 1990: [344, 138], 2000: [605, 209]}], 'zairian', {1970: [4362, 430], 1980: [10550, 1401], 1990: [12082, 2620], 2000: [8982, 2394], 1940: [1, 1], 1950: [1, 1], 1960: [1, 1]}], 'zitherist', {1860: [2, 1], 1870: [3, 2], 1880: [2, 1], 1900: [1, 1], 1910: [5, 5], 1920: [13, 7], 1930: [4, 4], 1940: [4, 4], 1950: [6, 6], 1960: [15, 15], 1970: [12, 11], 1980: [22, 18], 1990: [43, 31], 2000: [41, 32]}], 'zoogeographer', {1880: [22, 16], 1890: [11, 8], 1900: [4, 3], 1910: [9, 8], 1920: [28, 23], 1930: [18, 18], 1940: [37, 33], 1950: [1993, 34], 1960: [161, 92], 1970: [117, 85], 1980: [126, 72], 1990: [105, 76], 2000: [84, 69]}], 'zoomorphs', {1890: [57, 18], 1900: [50, 28], 1910: [49, 22], 1920: [38, 23], 1930: [184, 76], 1940: [78, 56], 1950: [154, 58], 1960: [207, 109], 1970: [374, 157], 1980: [604, 239], 1990: [787, 350], 2000: [1185, 465]}], 'zoomagnetism', {1850: [12, 12], 1860: [4, 4], 1870: [3, 3], 1880: [3, 3], 1890: [18, 18], 1900: [9, 9], 1910: [39, 10], 1920: [1, 1], 1930: [2, 2], 1950: [8, 8], 1970: [8, 8], 1980: [11, 7], 1990: [13, 9], 2000: [37, 24], 1960: [1, 1]}], 'zoogene', {1820: [4, 4], 1830: [8, 5], 1840: [19, 14], 1850: [5, 4], 1860: [6, 6], 1870: [1, 1], 1880: [5, 3], 1900: [7, 7], 1910: [4, 2], 1930: [12, 12], 1940: [8, 4], 1950: [18, 10], 1960: [23, 14], 1970: [3, 3], 1980: [17, 11], 1990: [8, 7], 2000: [9, 8]}], 'zoetropic', {1870: [4, 4], 1890: [2, 1], 1900: [4, 4], 1910: [7, 6], 1920: [7, 3], 1930: [2, 1], 1940: [9, 6], 1960: [5, 5], 1970: [6, 5], 1980: [10, 7], 1990: [24, 15], 2000: [39, 29]}], 'zincode', {1830: [52, 5], 1840: [253, 47], 1850: [244, 45], 1860: [509, 52], 1870: [324, 43], 1880: [181, 26], 1890: [66, 24], 1900: [28, 12], 1910: [11, 8], 1920: [6, 6], 1960: [6, 4], 1990: [10, 5], 2000: [112, 19], 1930: [2, 2], 1940: [3, 3], 1950: [1, 1], 1970: [8, 8], 1980: [73, 9]}], 'zootoca', {1830: [46, 6], 1840: [77, 17], 1850: [30, 15], 1860: [99, 50], 1870: [63, 39], 1880: [76, 38], 1890: [56, 30], 1900: [61, 31], 1910: [6, 6], 1920: [12, 10], 1930: [22, 8], 1940: [3, 3], 1950: [45, 18], 1960: [113, 33], 1970: [53, 31], 1980: [74, 29], 1990: [28, 18], 2000: [258, 80]}], 'zoril', {1900: [2, 2], 1910: [5, 2], 1930: [2, 2], 1940: [2, 2], 1950: [60, 8], 1960: [14, 12], 1970: [19, 16], 1980: [18, 16], 1990: [36, 31], 2000: [22, 16], 1870: [2, 2], 1920: [1, 1]}], 'ziphioid', {1870: [124, 37], 1880: [32, 18], 1890: [57, 28], 1900: [86, 27], 1910: [42, 29], 1920: [29, 17], 1930: [25, 7], 1940: [37, 22], 1950: [10, 5], 1960: [32, 18], 1970: [24, 20], 1980: [77, 21], 1990: [4, 3], 2000: [21, 14], 1860: [1, 1]}], 'zenocentric', {1940: [3, 1], 1950: [17, 5], 1960: [20, 9], 1970: [26, 15], 1980: [10, 5], 1990: [11, 5], 2000: [3, 2]}], 'zygous', {1870: [1, 1], 1900: [14, 11], 1910: [69, 37], 1920: [50, 43], 1930: [49, 42], 1940: [89, 42], 1950: [85, 65], 1960: [189, 156], 1970: [260, 206], 1980: [177, 155], 1990: [166, 129], 2000: [152, 127]}], 'zizel', {1770: [2, 1], 1790: [2, 2], 1800: [4, 3], 1810: [3, 3], 1820: [3, 3], 1830: [3, 3], 1840: [2, 2], 1870: [2, 2], 1880: [23, 9], 1900: [3, 3], 1920: [3, 2], 1950: [1, 1], 1960: [2, 2], 1970: [2, 2], 1980: [4, 4], 1990: [7, 5], 2000: [29, 22]}], 'zapotecan', {1780: [2, 2], 1800: [16, 9], 1810: [4, 4], 1840: [1, 1], 1850: [8, 8], 1860: [1, 1], 1870: [8, 8], 1880: [20, 20], 1890: [36, 25], 1900: [266, 88], 1910: [341, 88], 1920: [661, 94], 1930: [548, 145], 1940: [496, 139], 1950: [474, 155], 1960: [594, 243], 1970: [825, 253], 1980: [466, 207], 1990: [480, 225], 2000: [778, 320]}], 'zoophaga', {1820: [5, 2], 1830: [20, 14], 1840: [1, 1], 1850: [17, 9], 1860: [1, 1], 1870: [20, 12], 1880: [5, 3], 1890: [10, 8], 1900: [21, 11], 1910: [16, 8], 1930: [10, 4], 1960: [3, 3], 1990: [2, 2], 2000: [8, 7]}], 'zarfs', {1800: [1, 1], 1830: [4, 4], 1840: [11, 5], 1850: [11, 10], 1860: [54, 27], 1870: [23, 16], 1880: [10, 9], 1890: [6, 4], 1900: [5, 5], 1910: [49, 28], 1920: [12, 10], 1930: [6, 5], 1950: [6, 2], 1960: [15, 7], 1970: [28, 15], 1980: [18, 16], 1990: [53, 26], 2000: [93, 50]}], 'zinging', {1800: [5, 5], 1810: [3, 3], 1820: [1, 1], 1830: [5, 5], 1850: [1, 1], 1860: [4, 4], 1870: [2, 1], 1880: [5, 4], 1890: [39, 22], 1900: [18, 16], 1910: [17, 17], 1920: [29, 22], 1930: [77, 53], 1940: [135, 120], 1950: [132, 128], 1960: [254, 228], 1970: [637, 574], 1980: [1385, 1260], 1990: [2930, 2656], 2000: [6091, 5258], 1720: [2, 2], 1730: [1, 1], 1780: [1, 1]}], 'zoogloeic', {1880: [5, 3], 1890: [7, 3], 1900: [5, 4], 1910: [21, 15], 1920: [1, 1], 1940: [3, 1], 1950: [7, 6], 1960: [2, 1], 1970: [5, 1], 1980: [1, 1], 2000: [29, 5]}], 'zygophyllaceous', {1840: [20, 7], 1850: [33, 11], 1880: [9, 4], 1890: [2, 2], 1900: [19, 14], 1920: [3, 2], 1940: [2, 2], 1950: [9, 7], 1960: [7, 6], 1970: [23, 18], 1980: [11, 9], 1990: [2, 2], 2000: [25, 13]}], 'zeltinger', {1780: [3, 1], 1820: [6, 6], 1830: [3, 3], 1840: [3, 1], 1850: [8, 4], 1860: [12, 12], 1870: [19, 11], 1880: [21, 18], 1890: [25, 21], 1900: [45, 38], 1910: [40, 22], 1920: [14, 13], 1930: [39, 22], 1940: [33, 21], 1950: [272, 11], 1960: [51, 26], 1970: [130, 58], 1980: [117, 44], 1990: [135, 45], 2000: [724, 109]}], 'zamarras', {1840: [30, 26], 1850: [54, 12], 1860: [12, 9], 1870: [4, 4], 1880: [2, 2], 1890: [5, 5], 1900: [15, 15], 1910: [26, 7], 1920: [13, 13], 1930: [7, 5], 1940: [2, 2], 1950: [3, 3], 1960: [11, 7], 1980: [3, 3], 1990: [9, 5], 2000: [42, 41]}], 'zygosporic', {1880: [28, 8], 1890: [5, 5], 1900: [29, 19], 1910: [16, 10], 1920: [11, 8], 1930: [10, 5], 1940: [6, 2], 1950: [8, 2], 1960: [38, 8], 1970: [26, 13], 1980: [15, 9], 1990: [21, 19], 2000: [29, 22]}], 'zontian', {1940: [10, 9], 1950: [21, 14], 1960: [18, 17], 1970: [34, 29], 1980: [39, 22], 1990: [37, 22], 2000: [118, 30]}], 'zarathustrianism', {1870: [10, 7], 1880: [17, 12], 1890: [15, 10], 1900: [15, 13], 1910: [25, 17], 1920: [15, 9], 1930: [25, 18], 1940: [22, 8], 1950: [28, 19], 1960: [51, 27], 1970: [23, 17], 1980: [65, 39], 1990: [80, 44], 2000: [139, 90]}], 'zephyrian', {1750: [2, 2], 1760: [1, 1], 1770: [1, 1], 1790: [8, 6], 1800: [12, 12], 1810: [18, 14], 1820: [19, 19], 1830: [1, 1], 1840: [8, 8], 1850: [12, 10], 1860: [1, 1], 1870: [2, 2], 1880: [2, 2], 1890: [11, 11], 1900: [4, 2], 1920: [4, 4], 1930: [10, 9], 1940: [19, 4], 1950: [2, 2], 1960: [12, 7], 1970: [7, 6], 1980: [11, 9], 1990: [13, 7], 2000: [16, 12]}], 'zincified', {1860: [2, 2], 1920: [3, 1], 1940: [5, 4], 1950: [7, 6], 1960: [23, 5], 1970: [10, 7], 1980: [3, 3], 1990: [35, 9], 2000: [11, 7]}], 'zenick', {1770: [1, 1], 1820: [2, 1], 1860: [20, 10], 1870: [7, 4], 1880: [14, 7], 1890: [5, 2], 1910: [4, 2], 1920: [12, 4], 1940: [1, 1], 1960: [11, 6], 1970: [28, 14], 1980: [390, 115], 1990: [262, 122], 2000: [232, 86]}], 'zincification', {1880: [1, 1], 1890: [12, 3], 1910: [1, 1], 1920: [31, 3], 1930: [8, 6], 1940: [15, 11], 1950: [12, 10], 1960: [60, 20], 1970: [25, 19], 1980: [23, 15], 1990: [72, 40], 2000: [62, 35]}], 'zoarite', {1880: [4, 2], 1890: [1, 1], 1900: [15, 15], 1910: [1, 1], 1920: [4, 4], 1930: [11, 11], 1940: [14, 12], 1950: [6, 6], 1960: [38, 23], 1970: [51, 27], 1980: [28, 17], 1990: [57, 33], 2000: [53, 23]}], 'zonated', {1800: [2, 2], 1850: [10, 10], 1900: [4, 2], 1910: [5, 5], 1920: [25, 15], 1930: [17, 10], 1940: [15, 12], 1950: [49, 22], 1960: [43, 34], 1970: [75, 53], 1980: [105, 67], 1990: [82, 55], 2000: [132, 65]}], 'zachariah', {1575: [1, 1], 1630: [7, 2], 1700: [11, 9], 1740: [26, 20], 1750: [51, 25], 1770: [32, 27], 1780: [119, 68], 1790: [187, 110], 1800: [376, 223], 1810: [650, 385], 1820: [1249, 689], 1830: [1527, 734], 1840: [2093, 913], 1850: [2332, 1216], 1860: [2261, 1078], 1870: [3813, 1368], 1880: [5384, 1705], 1890: [6065, 2124], 1900: [6634, 3111], 1910: [5105, 2141], 1920: [5154, 1750], 1930: [3845, 1479], 1940: [3983, 1234], 1950: [5835, 1830], 1960: [10745, 3553], 1970: [12844, 4366], 1980: [18335, 5091], 1990: [23602, 6859], 2000: [41605, 10782], 1720: [51, 27], 1500: [1, 1], 1640: [1, 1], 1650: [1, 1], 1660: [1, 1], 1670: [3, 3], 1680: [3, 3], 1690: [16, 7], 1710: [14, 10], 1730: [20, 17], 1760: [49, 24]}], 'zinked', {1840: [1, 1], 1850: [9, 9], 1860: [10, 7], 1870: [12, 5], 1880: [4, 2], 1890: [6, 6], 1900: [5, 5], 1910: [1, 1], 1920: [5, 5], 1950: [26, 11], 1960: [3, 2], 1970: [8, 8], 1980: [5, 4], 1990: [11, 8], 2000: [28, 20]}], 'ziphiidae', {1870: [10, 8], 1880: [3, 2], 1890: [1, 1], 1900: [17, 14], 1910: [15, 8], 1920: [29, 18], 1930: [19, 12], 1940: [77, 34], 1950: [40, 30], 1960: [132, 67], 1970: [398, 163], 1980: [584, 185], 1990: [449, 225], 2000: [793, 255]}], 'zoomorphize', {1960: [3, 3], 1970: [19, 14], 1980: [6, 5], 1990: [12, 12], 2000: [15, 15]}], 'zymologist', {1890: [2, 2], 1910: [7, 7], 1920: [2, 2], 1930: [1, 1], 1950: [9, 4], 1960: [22, 16], 1970: [11, 11], 1980: [28, 11], 1990: [6, 6], 2000: [3, 3]}], 'zanclodon', {1870: [6, 4], 1880: [22, 15], 1890: [25, 17], 1900: [72, 31], 1910: [17, 13], 1920: [12, 9], 1930: [6, 4], 1940: [11, 7], 1950: [7, 5], 1960: [9, 5], 1970: [34, 8], 1980: [20, 6], 1990: [25, 10], 2000: [13, 7]}], 'zircite', {1910: [2, 2], 1920: [9, 8], 1930: [6, 6], 1940: [5, 5], 1950: [7, 7], 1960: [7, 5], 1970: [7, 3], 1980: [5, 4]}], 'zaddick', {1850: [5, 5], 1860: [11, 11], 1870: [9, 8], 1880: [4, 4], 1890: [2, 2], 1900: [6, 6], 1920: [1, 1], 1940: [2, 2], 1950: [3, 3], 1960: [15, 14], 1970: [16, 14], 1980: [28, 21], 1990: [45, 28], 2000: [92, 39]}], 'zingani', {1760: [4, 4], 1770: [14, 2], 1780: [1, 1], 1790: [1, 1], 1800: [10, 3], 1810: [21, 5], 1820: [23, 15], 1830: [20, 17], 1840: [48, 25], 1850: [39, 28], 1860: [15, 8], 1870: [35, 21], 1880: [22, 21], 1890: [22, 16], 1900: [38, 33], 1910: [7, 5], 1920: [16, 14], 1930: [15, 8], 1940: [2, 2], 1950: [8, 7], 1960: [36, 17], 1970: [25, 18], 1980: [74, 23], 1990: [113, 47], 2000: [264, 78]}], 'zonelike', {1840: [1, 1], 1870: [1, 1], 1880: [5, 5], 1890: [8, 8], 1900: [1, 1], 1910: [5, 5], 1920: [3, 3], 1930: [4, 4], 1940: [13, 9], 1950: [3, 3], 1960: [7, 7], 1970: [3, 3], 1980: [7, 6], 1990: [10, 10], 2000: [32, 31]}], 'zamenis', {1820: [1, 1], 1830: [2, 2], 1840: [1, 1], 1860: [22, 6], 1870: [32, 24], 1880: [50, 25], 1890: [103, 27], 1900: [171, 54], 1910: [273, 82], 1920: [298, 60], 1930: [136, 39], 1940: [78, 25], 1950: [51, 36], 1960: [209, 65], 1970: [66, 35], 1980: [44, 31], 1990: [68, 32], 2000: [199, 51]}], 'zonure', {1840: [5, 5], 1880: [2, 2], 1890: [1, 1], 1900: [1, 1], 1910: [7, 3], 1920: [5, 3], 1930: [5, 4], 1940: [1, 1], 1950: [8, 2], 1960: [20, 4], 1970: [17, 6], 1980: [8, 4], 1990: [4, 2], 2000: [11, 7]}], 'zaurak', {1840: [1, 1], 1850: [7, 3], 1870: [1, 1], 1880: [1, 1], 1890: [3, 3], 1900: [6, 3], 1910: [6, 6], 1920: [3, 3], 1930: [3, 3], 1940: [8, 5], 1950: [5, 4], 1960: [18, 12], 1970: [8, 6], 1980: [18, 9], 1990: [22, 11], 2000: [52, 27]}], 'zigzaggedly', {1820: [1, 1], 1840: [11, 11], 1850: [12, 12], 1860: [1, 1], 1890: [1, 1], 1910: [1, 1], 1920: [8, 8], 1930: [2, 2], 1940: [2, 2], 1950: [9, 9], 1960: [15, 15], 1970: [28, 27], 1980: [23, 23], 1990: [15, 15], 2000: [31, 30]}], 'zooerythrin', {1880: [3, 3], 1890: [4, 4], 1900: [8, 8], 1910: [9, 9], 1920: [2, 2], 1930: [14, 8], 1940: [2, 1], 1950: [4, 4], 1960: [10, 9], 1970: [9, 6], 1980: [4, 4], 1990: [1, 1], 2000: [3, 3]}], 'zoophilist', {1840: [4, 2], 1880: [99, 21], 1890: [91, 33], 1900: [156, 46], 1910: [51, 39], 1920: [13, 11], 1930: [12, 8], 1940: [11, 11], 1950: [9, 8], 1960: [43, 23], 1970: [34, 24], 1980: [63, 25], 1990: [100, 38], 2000: [320, 83]}], 'zaporogue', {1820: [4, 1], 1840: [62, 10], 1850: [55, 22], 1860: [16, 11], 1870: [24, 16], 1880: [15, 11], 1890: [21, 16], 1900: [23, 17], 1910: [14, 6], 1920: [7, 6], 1930: [22, 14], 1940: [4, 2], 1950: [11, 9], 1960: [29, 21], 1970: [8, 7], 1980: [13, 8], 1990: [11, 11], 2000: [19, 14]}], 'zygophyceae', {1880: [7, 2], 1900: [3, 3], 1910: [25, 10], 1920: [2, 2], 1930: [5, 3], 1940: [8, 1], 1950: [17, 2], 1960: [6, 4], 1970: [8, 3], 1980: [22, 14], 1990: [45, 25], 2000: [13, 10]}], 'zestless', {1820: [1, 1], 1860: [1, 1], 1890: [1, 1], 1900: [30, 29], 1910: [33, 30], 1920: [37, 37], 1930: [55, 55], 1940: [14, 14], 1950: [34, 26], 1960: [87, 80], 1970: [72, 70], 1980: [139, 112], 1990: [130, 108], 2000: [149, 143]}], 'zoonerythrin', {1890: [11, 6], 1910: [7, 7], 1920: [8, 6], 1930: [52, 18], 1940: [1, 1], 1950: [5, 2], 1960: [2, 2], 1970: [5, 2], 1980: [1, 1], 1990: [1, 1], 2000: [2, 2]}], 'zygogenetic', {1920: [26, 6], 1930: [1, 1], 1960: [16, 8], 1970: [13, 11], 1980: [37, 17], 1990: [16, 10], 2000: [20, 7]}], 'zaphrentidae', {1880: [2, 2], 1890: [1, 1], 1900: [5, 2], 1910: [3, 3], 1920: [11, 7], 1930: [9, 7], 1940: [8, 6], 1950: [2, 1], 1960: [6, 6], 1980: [2, 2], 1990: [17, 1], 2000: [2, 2]}], 'zymogene', {1870: [1, 1], 1880: [3, 2], 1900: [1, 1], 1910: [1, 1], 1920: [12, 10], 1930: [4, 3], 1940: [7, 6], 1950: [3, 3], 1960: [5, 5], 1970: [14, 11], 1980: [20, 9], 1990: [8, 7], 2000: [54, 31]}], 'zibeline', {1780: [2, 2], 1790: [1, 1], 1810: [5, 5], 1820: [7, 7], 1830: [3, 3], 1840: [3, 3], 1850: [16, 10], 1860: [3, 3], 1870: [23, 23], 1880: [9, 9], 1890: [12, 12], 1900: [469, 111], 1910: [332, 58], 1920: [200, 67], 1930: [44, 39], 1940: [56, 31], 1950: [64, 43], 1960: [76, 57], 1970: [85, 64], 1980: [86, 59], 1990: [93, 65], 2000: [386, 159], 1730: [1, 1], 1740: [1, 1], 1770: [1, 1], 1800: [2, 2]}], 'zolaist', {1880: [2, 2], 1900: [2, 2], 1910: [19, 19], 1920: [18, 14], 1930: [25, 16], 1940: [78, 12], 1950: [36, 15], 1960: [57, 26], 1970: [37, 24], 1980: [69, 26], 1990: [61, 12], 2000: [45, 33]}], 'zirconian', {1800: [29, 9], 1810: [3, 3], 1820: [1, 1], 1840: [1, 1], 1850: [4, 4], 1860: [3, 3], 1880: [3, 3], 1890: [1, 1], 1900: [1, 1], 1920: [1, 1], 1960: [21, 3], 1970: [6, 6], 1980: [14, 8], 1990: [16, 12], 2000: [20, 16]}], 'zygobranchia', {1880: [55, 12], 1890: [6, 5], 1900: [13, 8], 1910: [9, 7], 1920: [4, 2], 1930: [5, 3], 1950: [21, 4], 1960: [20, 9], 1970: [16, 9], 1980: [7, 4], 1990: [1, 1], 2000: [8, 2]}], 'zestiest', {1950: [1, 1], 1960: [5, 5], 1970: [16, 15], 1980: [20, 18], 1990: [42, 41], 2000: [52, 45]}], 'zoosporangial', {1900: [1, 1], 1910: [3, 3], 1920: [17, 7], 1930: [8, 6], 1940: [18, 4], 1950: [35, 15], 1960: [78, 28], 1970: [60, 40], 1980: [117, 42], 1990: [87, 28], 2000: [43, 25]}], 'zonitid', {1930: [6, 6], 1940: [6, 4], 1950: [40, 10], 1960: [12, 6], 1970: [12, 12], 1980: [19, 14], 1990: [56, 17], 2000: [11, 9], 1890: [1, 1], 1900: [4, 4], 1920: [4, 4]}], 'zufolo', {1870: [3, 3], 1890: [1, 1], 1920: [5, 1], 1940: [4, 2], 1950: [2, 2], 1960: [7, 7], 1970: [7, 6], 1980: [14, 11], 1990: [21, 16], 2000: [26, 15]}], 'zippiest', {1900: [3, 3], 1920: [1, 1], 1930: [4, 4], 1940: [3, 3], 1950: [9, 9], 1960: [3, 3], 1970: [15, 15], 1980: [48, 45], 1990: [54, 54], 2000: [102, 91]}], 'zambezian', {1860: [6, 6], 1880: [1, 1], 1890: [26, 17], 1900: [8, 5], 1910: [120, 33], 1920: [57, 28], 1930: [21, 8], 1940: [2, 2], 1950: [7, 5], 1960: [142, 50], 1970: [952, 141], 1980: [536, 163], 1990: [764, 193], 2000: [1026, 284]}], 'zonitoides', {1860: [1, 1], 1890: [32, 3], 1900: [84, 39], 1910: [62, 25], 1920: [164, 36], 1930: [142, 36], 1940: [75, 27], 1950: [89, 29], 1960: [232, 73], 1970: [225, 79], 1980: [208, 55], 1990: [260, 58], 2000: [165, 56]}], 'zootomist', {1800: [2, 1], 1820: [4, 2], 1830: [8, 7], 1840: [8, 2], 1850: [24, 12], 1860: [24, 20], 1870: [5, 5], 1890: [13, 13], 1900: [13, 7], 1910: [3, 3], 1930: [4, 3], 1940: [17, 3], 1970: [5, 5], 1980: [4, 4], 1990: [8, 7], 2000: [16, 12]}], 'zoochores', {1900: [4, 3], 1910: [3, 3], 1940: [4, 2], 1950: [2, 2], 1960: [4, 4], 1970: [6, 6], 1980: [13, 13], 1990: [26, 15], 2000: [24, 12]}], 'zygosphene', {1840: [42, 2], 1850: [26, 6], 1860: [17, 11], 1870: [69, 27], 1880: [56, 22], 1890: [34, 12], 1900: [16, 14], 1910: [64, 21], 1920: [12, 6], 1930: [23, 10], 1940: [9, 7], 1950: [18, 8], 1960: [69, 29], 1970: [94, 21], 1980: [53, 18], 1990: [75, 37], 2000: [275, 35]}], 'zuurveldt', {1820: [4, 4], 1830: [7, 7], 1870: [47, 15], 1880: [13, 6], 1890: [6, 6], 1900: [3, 3], 1920: [6, 2], 1940: [1, 1], 1960: [7, 4], 1970: [3, 3], 1980: [7, 7], 1990: [9, 2], 2000: [2, 1]}], 'zacaton', {1850: [1, 1], 1880: [6, 6], 1890: [39, 31], 1900: [33, 27], 1910: [167, 38], 1920: [67, 31], 1930: [41, 25], 1940: [74, 46], 1950: [75, 33], 1960: [66, 47], 1970: [190, 56], 1980: [130, 46], 1990: [258, 95], 2000: [242, 91], 1870: [1, 1]}], 'zincking', {1840: [4, 4], 1850: [15, 15], 1860: [8, 8], 1870: [3, 3], 1880: [3, 2], 1890: [44, 9], 1900: [140, 9], 1910: [59, 2], 1920: [65, 9], 1930: [10, 7], 1940: [13, 9], 1950: [11, 6], 1960: [1, 1], 1970: [2, 2], 1980: [4, 3], 1990: [5, 1], 2000: [21, 8]}], 'zanthorrhiza', {1810: [3, 1], 1830: [1, 1], 1850: [3, 3], 1860: [5, 2], 1880: [3, 3], 1910: [2, 1], 1920: [2, 2], 1930: [8, 8], 1940: [16, 6], 1950: [7, 5], 1960: [7, 3], 1970: [1, 1], 1980: [2, 2], 1990: [3, 2], 2000: [4, 4]}], 'zolaistic', {1880: [1, 1], 1890: [43, 38], 1900: [29, 25], 1910: [24, 24], 1920: [30, 30], 1930: [39, 37], 1940: [5, 5], 1950: [18, 18], 1960: [31, 26], 1970: [24, 24], 1980: [11, 8], 1990: [20, 20], 2000: [28, 23]}], 'zeolitization', {1880: [29, 11], 1890: [14, 9], 1900: [44, 23], 1910: [101, 36], 1920: [15, 10], 1930: [26, 21], 1940: [35, 28], 1950: [244, 36], 1960: [188, 85], 1970: [167, 111], 1980: [343, 136], 1990: [281, 117], 2000: [202, 97]}], 'zosma', {1840: [3, 3], 1850: [4, 2], 1860: [1, 1], 1870: [4, 4], 1880: [12, 11], 1890: [7, 7], 1900: [25, 8], 1910: [16, 7], 1920: [4, 3], 1930: [2, 2], 1940: [12, 6], 1950: [9, 5], 1960: [37, 14], 1970: [16, 7], 1980: [29, 24], 1990: [123, 35], 2000: [146, 94]}], 'zirbanit', {1850: [4, 2], 1870: [4, 4], 1880: [6, 4], 1890: [18, 10], 1900: [54, 13], 1910: [80, 13], 1920: [16, 3], 1950: [6, 1], 1960: [1, 1], 1980: [1, 1], 1990: [6, 5], 2000: [26, 14]}], 'zarathustrian', {1850: [2, 2], 1860: [25, 20], 1870: [201, 81], 1880: [221, 75], 1890: [128, 50], 1900: [204, 79], 1910: [141, 75], 1920: [122, 35], 1930: [147, 59], 1940: [50, 34], 1950: [189, 89], 1960: [305, 161], 1970: [319, 183], 1980: [327, 159], 1990: [470, 279], 2000: [908, 414]}], 'zoanthidae', {1830: [1, 1], 1840: [11, 2], 1850: [1, 1], 1860: [13, 12], 1870: [11, 11], 1880: [19, 6], 1890: [21, 11], 1900: [12, 4], 1910: [1, 1], 1920: [6, 2], 1930: [7, 6], 1940: [9, 6], 1950: [1, 1], 1960: [9, 9], 1970: [27, 18], 1980: [21, 17], 1990: [45, 28], 2000: [36, 24]}]]