Table 2. Estimated stock numbers. | ||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1965 | 7422303 | 13687588 | 1321133 | 796514 | 157000 | 4596 | 1319 | 904 |
1966 | 6131807 | 5142243 | 6131807 | 762990 | 525970 | 151903 | 9894 | 1344 |
1967 | 17505051 | 4524420 | 2388079 | 2703344 | 470711 | 614768 | 115728 | 16292 |
1968 | 5815283 | 13578524 | 3103373 | 1233048 | 1291093 | 390819 | 297152 | 35137 |
1969 | 4881680 | 4045032 | 5768946 | 1495543 | 574353 | 330380 | 272665 | 307122 |
1970 | 2480573 | 3272288 | 1765598 | 2530684 | 854268 | 500318 | 243045 | 409626 |
1971 | 10252171 | 1581683 | 1515112 | 1039240 | 1229355 | 576079 | 267266 | 362217 |
1972 | 2760714 | 7444604 | 874144 | 719995 | 548532 | 542531 | 257043 | 257558 |
1973 | 2032953 | 1837653 | 4386315 | 544705 | 332036 | 197600 | 197008 | 179872 |
1974 | 3140837 | 1297565 | 861129 | 2404855 | 265933 | 100007 | 79301 | 128156 |
1975 | 1941555 | 2103262 | 489921 | 409217 | 1215906 | 134457 | 46074 | 83034 |
1976 | 2301335 | 1241710 | 867178 | 203414 | 178617 | 556265 | 47146 | 42830 |
1977 | 5121716 | 1486597 | 343863 | 378133 | 85562 | 82043 | 231886 | 33256 |
1978 | 4417127 | 3488561 | 491393 | 136899 | 160974 | 27337 | 29614 | 94561 |
1979 | 825711 | 3060228 | 1261737 | 190804 | 52786 | 59874 | 9800 | 41233 |
1980 | 3262486 | 530195 | 932850 | 508388 | 71539 | 18122 | 22382 | 18235 |
1981 | 2014739 | 2206681 | 104193 | 337055 | 193687 | 22181 | 6567 | 14297 |
1982 | 1884174 | 1343784 | 465562 | 36026 | 137723 | 89322 | 9582 | 9460 |
1983 | 1274418 | 1259216 | 394747 | 210239 | 14525 | 55994 | 36171 | 8172 |
1984 | 3737771 | 827364 | 598990 | 204638 | 108554 | 8409 | 24270 | 17783 |
1985 | 2255766 | 2711466 | 414571 | 298941 | 101620 | 51534 | 3371 | 14820 |
1986 | 2071948 | 1539549 | 1506049 | 228891 | 144929 | 48291 | 22159 | 7230 |
1987 | 3060228 | 1401425 | 869784 | 875894 | 122027 | 55492 | 16674 | 11887 |
1988 | 4065308 | 2099060 | 742665 | 488454 | 491885 | 99211 | 16539 | 15048 |
1989 | 4915972 | 2841947 | 1061295 | 380028 | 255761 | 304675 | 56218 | 25952 |
1990 | 5821101 | 3537745 | 1581683 | 568638 | 180593 | 79937 | 75584 | 33090 |
1991 | 5131969 | 4265202 | 2082334 | 1005505 | 320616 | 116192 | 28710 | 42959 |
1992 | 3301872 | 3764027 | 2757955 | 1331744 | 603801 | 233515 | 80660 | 61883 |
1993 | 3649132 | 2354879 | 2235555 | 1715131 | 827364 | 364762 | 77188 | 78120 |
1994 | 4333994 | 2561235 | 1401425 | 1314543 | 1064483 | 684881 | 282377 | 74757 |
1995 | 11478658 | 3084808 | 1501537 | 900765 | 876770 | 1104607 | 481663 | 435827 |
1996 | 4881680 | 8495099 | 1886059 | 944112 | 611090 | 1060234 | 680784 | 423793 |
1997 | 5974434 | 3433189 | 5861992 | 1190638 | 590072 | 618468 | 541988 | 318698 |
1998 | 2380926 | 4248175 | 2139323 | 3671093 | 775296 | 420837 | 368428 | 305590 |
1999 | 7025100 | 1618483 | 2553562 | 1379180 | 2253511 | 703624 | 352568 | 331373 |
2000 | 2628700 | 5204322 | 924492 | 1360006 | 940343 | 1354577 | 384231 | 260928 |
2001 | 3166065 | 1774448 | 3627303 | 645642 | 793334 | 856834 | 880284 | 361855 |
2002 | 6524011 | 2184724 | 1062356 | 2301335 | 492870 | 619706 | 590072 | 583617 |
2003 | 7131271 | 4588208 | 1233048 | 617849 | 1386094 | 514525 | 516071 | 576079 |
2004 | 3464227 | 5162854 | 2916807 | 698018 | 385001 | 636029 | 389648 | 505852 |
2005 | 2802437 | 2371421 | 3233255 | 1612022 | 410857 | 316475 | 356825 | 423793 |
2006 | 7067377 | 1941555 | 1607193 | 1899308 | 979698 | 317744 | 225709 | 436699 |
2007 | 2045187 | 4930742 | 1207424 | 915293 | 1080571 | 633490 | 204230 | 305590 |
2008 | 4930742 | 1341099 | 2708756 | 711407 | 520737 | 657368 | 462314 | 374370 |
2009 | 15839225 | 3419483 | 889131 | 1649528 | 419576 | 368428 | 371016 | 342491 |
2010 | 2022814 | 12298649 | 2105366 | 504842 | 863717 | 185535 | 147709 | 178617 |
2011 | 3318422 | 1460077 | 8571900 | 1251683 | 286932 | 230268 | 75963 | 82951 |
2012 | 8948532 | 2244515 | 912552 | 5178365 | 731608 | 149642 | 90129 | 41773 |
2013 | 4282297 | 6582993 | 1470334 | 658026 | 3078645 | 426343 | 85306 | 37534 |
2014 | 5240880 | 2928497 | 4421546 | 870654 | 406769 | 1666106 | 242074 | 59456 |