Table 2. Estimated stock numbers. | ||||||||
Year\Age | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1960 | 74907 | 105662 | 103673 | 228433 | 20806 | 495 | 1690 | 3388 |
1961 | 81227 | 52261 | 52680 | 63196 | 33624 | 6204 | 844 | 1115 |
1962 | 112758 | 44223 | 86250 | 69773 | 14676 | 6215 | 4982 | 1174 |
1963 | 226160 | 58105 | 71325 | 47715 | 14038 | 5187 | 8317 | 3623 |
1964 | 85648 | 2329118 | 253216 | 84204 | 16472 | 3664 | 851 | 1992 |
1965 | 54502 | 34892 | 280969 | 140225 | 13512 | 2527 | 284 | 2232 |
1966 | 43827 | 29733 | 91858 | 81308 | 16134 | 2918 | 270 | 792 |
1967 | 40782 | 28001 | 201189 | 103570 | 31101 | 6015 | 466 | 913 |
1968 | 35703 | 35739 | 224358 | 203211 | 39935 | 3803 | 754 | 2238 |
1969 | 36098 | 23202 | 266732 | 184979 | 69217 | 20644 | 3516 | 4774 |
1970 | 38369 | 26662 | 351864 | 181317 | 47005 | 23981 | 5432 | 9126 |
1971 | 49119 | 23506 | 277895 | 146386 | 37571 | 17002 | 4396 | 2166 |
1972 | 57412 | 45798 | 178439 | 117008 | 22902 | 6679 | 2392 | 3788 |
1973 | 61390 | 53157 | 95511 | 109426 | 57584 | 17447 | 10055 | 13901 |
1974 | 83283 | 34406 | 22765 | 50615 | 28226 | 10925 | 3204 | 4219 |
1975 | 140787 | 48972 | 102028 | 89680 | 36425 | 22011 | 8265 | 8260 |
1976 | 162755 | 209819 | 99409 | 67982 | 82537 | 24005 | 8981 | 24465 |
1977 | 146825 | 205459 | 303762 | 74384 | 35703 | 12591 | 9240 | 15562 |
1978 | 104193 | 170416 | 111190 | 127007 | 40336 | 21567 | 5474 | 16290 |
1979 | 133252 | 34406 | 55938 | 103156 | 71970 | 25771 | 8172 | 23133 |
1980 | 186093 | 91400 | 24173 | 70615 | 99310 | 42617 | 8945 | 10607 |
1981 | 227749 | 179512 | 17529 | 28653 | 65973 | 60355 | 27392 | 13309 |
1982 | 417066 | 102847 | 38677 | 29290 | 29115 | 31101 | 14484 | 14480 |
1983 | 545250 | 559053 | 114577 | 45524 | 21777 | 25719 | 21277 | 30394 |
1984 | 719995 | 444187 | 244019 | 112308 | 31039 | 22788 | 8145 | 32860 |
1985 | 1165895 | 444631 | 207731 | 237756 | 44757 | 15282 | 8050 | 31351 |
1986 | 1225672 | 1835817 | 211716 | 273484 | 124617 | 16225 | 3227 | 11691 |
1987 | 1390258 | 920802 | 350810 | 213844 | 176487 | 42659 | 24959 | 12440 |
1988 | 1749779 | 1003496 | 230038 | 201793 | 73350 | 38369 | 11463 | 10359 |
1989 | 1473277 | 2799636 | 537670 | 152665 | 77886 | 22026 | 13514 | 10365 |
1990 | 707859 | 3026750 | 203211 | 174207 | 75963 | 31070 | 15083 | 13902 |
1991 | 341806 | 646288 | 311763 | 88080 | 43045 | 21322 | 5958 | 5925 |
1992 | 172301 | 445076 | 138552 | 73130 | 43391 | 9929 | 4830 | 5561 |
1993 | 1692979 | 544161 | 364033 | 67914 | 27174 | 8914 | 3536 | 3549 |
1994 | 1217122 | 272938 | 155593 | 51175 | 6855 | 2992 | 1714 | 1324 |
1995 | 918962 | 707859 | 140365 | 26370 | 7521 | 433 | 1019 | 602 |
1996 | 380789 | 474492 | 260928 | 24270 | 4322 | 1400 | 1 | 2 |
1997 | 414157 | 221018 | 118302 | 7584 | 1267 | 836 | 153 | 1 |
1998 | 344897 | 233748 | 37987 | 4684 | 594 | 2 | 1 | 1 |
1999 | 130483 | 223686 | 47005 | 2212 | 93 | 2 | 1 | 1 |
2000 | 37647 | 34752 | 32500 | 2241 | 112 | 2 | 1 | 1 |
2001 | 74087 | 40741 | 24959 | 4205 | 416 | 2 | 2 | 2 |
2002 | 86077 | 60779 | 25514 | 3529 | 692 | 153 | 2 | 2 |
2003 | 182043 | 100609 | 51844 | 11261 | 941 | 1060 | 3 | 2 |
2004 | 192721 | 92319 | 27038 | 7645 | 1603 | 292 | 3 | 106 |
2005 | 133519 | 130483 | 47005 | 3327 | 1600 | 237 | 148 | 136 |
2006 | 216209 | 149941 | 70474 | 13549 | 1466 | 568 | 1 | 148 |
2007 | 131926 | 140084 | 89590 | 9826 | 3692 | 2 | 2 | 1 |
2008 | 160813 | 119372 | 51741 | 6547 | 1196 | 473 | 1 | 1 |
2009 | 124617 | 96278 | 60174 | 15268 | 1560 | 627 | 172 | 1 |
2010 | 166708 | 135131 | 84881 | 6884 | 1277 | 2 | 1 | 1 |
2011 | 182590 | 167544 | 111636 | 9467 | 987 | 3 | 2 | 3 |
2012 | 355400 | 184795 | 147561 | 12179 | 1543 | 313 | 1 | 208 |
2013 | 387317 | 329062 | 132455 | 12776 | 220 | 348 | 1 | 1 |
2014 | 815862 | 559053 | 221239 | 18768 | 3162 | 3 | 3 | 2 |
2015 | 41606 | 198392 | 79858 | 12904 | 1575 | 202 | 1 | 119 |