Survey Index Variances 666 IBTS_Q4 1996 2020 1 1 0.75 1 2 9 1 10248204.2653713 132639722.954111 56194223.1323249 7258368.00507361 3419599.75610063 946338.407618161 861233.653589114 3437263.31996825 5550059.91038426 1 3560111.86589302 38525939.4411982 30052733.2694789 19481910.9029529 5257813.66692027 1914838.20586008 156067.964207697 1031145.48062765 980682.078378595 1 5835721.55189966 40023088.6832195 30321110.563833 25919305.788385 36787794.955731 9353534.92904209 468412.241940224 164190.759577592 4136495.15712341 1 11708261.8601338 8863266.81750442 134116511.289146 37114221.6590542 16632291.4714583 27738876.6987519 3117932.59991721 307356.045118957 1513236.32871088 1 125814335.01178 2167769.64295699 1531625.26674178 20545217.2265288 3452246.43817095 7805883.74335898 2578731.32209995 490387.067299574 199351.112381019 1 116768493.286916 192417269.420405 8098447.31844613 9256396.07442285 55594546.738173 20541174.8537239 7672242.75715935 2328304.91622921 796980.301343137 1 6550165.68283654 9287705.39577717 9313591.67991358 148106.454602307 301700.140564501 1787979.79137041 879048.839334299 337783.570260011 121562.823999202 1 3316561.99900909 24669486.7935748 16966209.5696284 42388297.1794597 638406.172514754 2674494.84608995 2119611.64850019 530920.417929094 1367400.38733176 1 4220782.80284844 28771407.6579548 83188726.0368454 19578369.6697038 22031772.7019285 1333939.70213955 2037905.24966243 679257.053275688 532103.313174653 1 32813164.8036476 3003401.67379275 2970153.57902345 17201013.2389537 27763000.2692762 13266646.9467274 224800.32004707 2201959.70621133 1986468.14089225 1 2122606.3558161 3127499.51333557 485310.650392066 732438.656789344 2857653.21642305 7233635.34981653 4357755.62938136 355718.953588346 714561.016062603 1 873191.523356658 2549092.76906689 749862.111256141 204250.494011145 2093283.01785666 2598609.73645665 3878315.55491941 740761.313412537 208945.660616302 1 1587841.47757265 2579202.91118645 4686361.2311463 4785570.17142958 1114853.3387393 4232769.88525737 13590634.8180302 4240364.98561051 4714235.66982941 1 196125.306434568 1440924.88393031 567411.277954062 359306.634292776 632043.689404663 196044.04976639 388962.497786222 810359.567568396 1547011.93675329 1 NA NA NA NA NA NA NA NA NA 1 76849961.0523032 5045853.76784551 523535.762946078 616200.513590763 376662.196284665 426156.345737033 33838.2151123373 52749.8161702988 1200883.99085207 1 36241893.9043852 439617.691610079 7392908.23916022 2111621.64126351 3089001.33417406 1867290.23014361 1150973.23903473 65015.6139420933 7432958.83653995 1 NA NA NA NA NA NA NA NA NA 1 15284082.5114654 1638556.23814197 11784955.2416973 5602876.50459115 24183385.0293052 2251949.61179329 246751.404117958 209815.204630101 16680.2142019736 1 20959272.9428807 14394824.6122786 6799737.54569493 17180965.3127277 23287689.9793578 8400083.86020199 88301.1322428425 115823.677470402 72968.8573047883 1 263683.254281513 25487427.8140497 12590609.2193485 11555416.7271571 13801439.188326 19729648.0120314 6179032.8839435 263109.927127932 64798.7458842894 1 28137483.1812897 7518537.91780419 175630561.151293 36560069.3700158 67025085.3645076 15103948.5348649 4511270.86308354 2875139.45964798 94202.1138747569 1 60077023.8428379 6033130.68982 6394498.38035705 63528336.8735428 19527959.7218575 6091559.3482086 4212854.27422851 2236557.33955092 22656.041233655 1 559213.661726917 1505833.64839989 1668665.89595132 2146449.43175826 7609372.70401774 3452605.68114165 1857233.86057171 796655.963960804 667014.736375133 1 52341012.0158595 22203051.7576639 670115.321256676 1761747.83754215 1581845.4998583 2257667.02438982 228144.271174477 181660.026508304 298593.710129898