Table 2. Estimated stock numbers. | ||||||||
Year\Age | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1960 | 50111 | 81961 | 91400 | 196614 | 18155 | 432 | 1465 | 2941 |
1961 | 52733 | 34857 | 47099 | 56670 | 30092 | 5534 | 753 | 991 |
1962 | 67037 | 26344 | 76803 | 62193 | 13244 | 5603 | 4486 | 1058 |
1963 | 104193 | 36827 | 61821 | 41856 | 12329 | 4552 | 7309 | 3177 |
1964 | 51277 | 1473277 | 221018 | 74533 | 14665 | 3256 | 757 | 1772 |
1965 | 33894 | 22115 | 245733 | 124244 | 12029 | 2242 | 252 | 1978 |
1966 | 27695 | 15672 | 79698 | 71254 | 14256 | 2573 | 239 | 697 |
1967 | 26187 | 15234 | 175080 | 90400 | 26876 | 5170 | 390 | 781 |
1968 | 23718 | 23133 | 202400 | 184425 | 37609 | 3582 | 708 | 2100 |
1969 | 23861 | 14763 | 236334 | 165049 | 61513 | 18308 | 3124 | 4220 |
1970 | 25926 | 15601 | 312700 | 160332 | 40987 | 20902 | 4727 | 7951 |
1971 | 32209 | 15056 | 247707 | 128669 | 32696 | 14762 | 3817 | 1872 |
1972 | 38369 | 29057 | 160011 | 103466 | 19869 | 5773 | 2070 | 3270 |
1973 | 41898 | 38369 | 82454 | 94940 | 51277 | 15547 | 8952 | 12393 |
1974 | 55216 | 21248 | 19849 | 44445 | 24711 | 9542 | 2793 | 3684 |
1975 | 85136 | 30853 | 87204 | 76880 | 30853 | 18624 | 6991 | 6987 |
1976 | 96568 | 152360 | 85648 | 57699 | 70193 | 20331 | 7619 | 20750 |
1977 | 91675 | 130092 | 256786 | 63007 | 30122 | 10590 | 7763 | 13065 |
1978 | 74682 | 107904 | 95416 | 107689 | 33962 | 18104 | 4586 | 13668 |
1979 | 91858 | 21746 | 47524 | 87378 | 60597 | 21621 | 6862 | 19411 |
1980 | 123254 | 57873 | 20217 | 59160 | 83868 | 35954 | 7542 | 8944 |
1981 | 155127 | 113323 | 14539 | 24077 | 55381 | 50615 | 22925 | 11142 |
1982 | 257558 | 64991 | 32435 | 24637 | 24637 | 26239 | 12237 | 12234 |
1983 | 343863 | 353982 | 95990 | 38177 | 18297 | 21571 | 17840 | 25489 |
1984 | 461390 | 280969 | 204843 | 94183 | 25978 | 19021 | 6795 | 27447 |
1985 | 706445 | 280969 | 174556 | 199386 | 37272 | 12687 | 6658 | 26030 |
1986 | 812605 | 1162403 | 176663 | 229578 | 104715 | 13609 | 2703 | 9793 |
1987 | 993511 | 581869 | 292143 | 178439 | 146972 | 35454 | 20591 | 10341 |
1988 | 1351871 | 634759 | 193107 | 168890 | 61267 | 31984 | 9557 | 8608 |
1989 | 1531870 | 1774448 | 449100 | 127899 | 65121 | 18332 | 11233 | 8663 |
1990 | 1506049 | 1926085 | 171271 | 146093 | 63831 | 26082 | 12625 | 11641 |
1991 | 1138247 | 2791250 | 229120 | 95607 | 36754 | 17245 | 4275 | 4275 |
1992 | 560172 | 6095126 | 132588 | 100710 | 65578 | 12480 | 5968 | 7403 |
1993 | 6046560 | 8806494 | 536059 | 175782 | 81064 | 18359 | 9897 | 9898 |
1994 | 2990646 | 451351 | 274855 | 105240 | 19339 | 8515 | 3584 | 4771 |
1995 | 1815733 | 1191829 | 154508 | 32177 | 7551 | 490 | 1230 | 707 |
1996 | 597196 | 670648 | 268874 | 25617 | 4472 | 1541 | 1 | 2 |
1997 | 582451 | 274581 | 119491 | 7640 | 1311 | 864 | 150 | 1 |
1998 | 448202 | 270493 | 38101 | 4739 | 654 | 1 | 1 | 1 |
1999 | 167544 | 257043 | 47524 | 2236 | 98 | 2 | 1 | 1 |
2000 | 38101 | 32696 | 32112 | 2212 | 119 | 2 | 1 | 1 |
2001 | 77188 | 42830 | 25084 | 4180 | 416 | 2 | 2 | 2 |
2002 | 84796 | 61636 | 25185 | 3469 | 658 | 163 | 2 | 2 |
2003 | 198789 | 108880 | 52839 | 11501 | 926 | 1238 | 2 | 2 |
2004 | 202602 | 89411 | 27038 | 7604 | 1604 | 283 | 2 | 112 |
2005 | 127899 | 129832 | 46212 | 3256 | 1539 | 249 | 145 | 138 |
2006 | 226160 | 156061 | 70686 | 13570 | 1528 | 594 | 1 | 152 |
2007 | 128156 | 139804 | 91583 | 9891 | 3707 | 2 | 2 | 1 |
2008 | 163081 | 120934 | 50869 | 6478 | 1145 | 452 | 1 | 1 |
2009 | 116308 | 90672 | 61390 | 15733 | 1618 | 646 | 170 | 1 |
2010 | 163571 | 136216 | 86769 | 6814 | 1402 | 2 | 1 | 1 |
2011 | 180052 | 168047 | 112984 | 9198 | 959 | 3 | 2 | 2 |
2012 | 368796 | 187963 | 150542 | 12432 | 1468 | 322 | 1 | 244 |
2013 | 360051 | 336045 | 133252 | 12622 | 226 | 383 | 1 | 1 |
2014 | 967045 | 606221 | 222793 | 18932 | 3268 | 2 | 3 | 2 |
2015 | 42108 | 191952 | 77653 | 12616 | 1555 | 190 | 1 | 133 |