Table 2. Estimated stock numbers. | |||||||
Year\Age | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1966 | 406362 | 233982 | 72839 | 21142 | 4355 | 1774 | 168 |
1967 | 382315 | 290396 | 104297 | 29115 | 7127 | 1161 | 524 |
1968 | 339083 | 258849 | 104611 | 32080 | 7312 | 1057 | 241 |
1969 | 288370 | 237044 | 107904 | 35775 | 8865 | 1965 | 345 |
1970 | 241832 | 199985 | 97636 | 37911 | 8936 | 2466 | 655 |
1971 | 259627 | 166708 | 83617 | 32958 | 9922 | 2508 | 885 |
1972 | 315527 | 186652 | 81716 | 33256 | 10242 | 3927 | 1327 |
1973 | 407176 | 225258 | 86942 | 29792 | 9776 | 3671 | 1973 |
1974 | 426770 | 298045 | 111302 | 32435 | 9041 | 3610 | 2133 |
1975 | 317744 | 318380 | 153891 | 45161 | 10958 | 3367 | 2175 |
1976 | 322868 | 233048 | 166375 | 65056 | 17050 | 4207 | 2161 |
1977 | 461390 | 236807 | 120813 | 63070 | 20929 | 5505 | 2084 |
1978 | 703624 | 347667 | 136216 | 51792 | 21097 | 6899 | 2494 |
1979 | 576079 | 547983 | 217728 | 71111 | 22720 | 9221 | 4161 |
1980 | 464632 | 434521 | 337055 | 109645 | 31857 | 9805 | 5669 |
1981 | 642422 | 340783 | 251702 | 150693 | 40864 | 12250 | 5907 |
1982 | 634124 | 485532 | 203008 | 109974 | 53157 | 13849 | 6285 |
1983 | 443299 | 474018 | 286359 | 89949 | 38254 | 17316 | 6436 |
1984 | 309898 | 328076 | 284646 | 133920 | 34752 | 14078 | 8838 |
1985 | 256017 | 222793 | 174381 | 114348 | 43391 | 10650 | 7011 |
1986 | 266999 | 183322 | 121419 | 71182 | 40296 | 14199 | 5798 |
1987 | 291851 | 190613 | 95035 | 42916 | 20414 | 10146 | 5066 |
1988 | 205048 | 211293 | 99012 | 35739 | 13436 | 5882 | 4362 |
1989 | 130092 | 148005 | 106938 | 36644 | 12164 | 4460 | 3376 |
1990 | 103053 | 92134 | 68528 | 32403 | 9865 | 3713 | 2411 |
1991 | 93620 | 70898 | 40946 | 18813 | 6842 | 2596 | 1650 |
1992 | 139944 | 62505 | 26556 | 9303 | 2876 | 1313 | 811 |
1993 | 172301 | 102130 | 32338 | 9529 | 2508 | 825 | 603 |
1994 | 135673 | 134323 | 66836 | 18836 | 4607 | 1332 | 762 |
1995 | 120934 | 101316 | 79142 | 33356 | 7686 | 2062 | 963 |
1996 | 109316 | 89232 | 55326 | 33725 | 10824 | 2908 | 1111 |
1997 | 97149 | 79698 | 44936 | 20541 | 8540 | 3874 | 1471 |
1998 | 133786 | 70193 | 38177 | 15205 | 4456 | 2690 | 1699 |
1999 | 141917 | 99608 | 37235 | 14307 | 3758 | 1581 | 1572 |
2000 | 145510 | 105345 | 52575 | 14179 | 3808 | 1393 | 1189 |
2001 | 131268 | 105662 | 51277 | 16672 | 3391 | 1345 | 903 |
2002 | 127772 | 95035 | 49762 | 14638 | 3727 | 1155 | 773 |
2003 | 103053 | 91766 | 45936 | 14741 | 3333 | 1213 | 635 |
2004 | 112871 | 75887 | 45615 | 13549 | 3670 | 1112 | 617 |
2005 | 163898 | 82043 | 36644 | 11797 | 2536 | 831 | 397 |
2006 | 182773 | 124866 | 47287 | 13668 | 3461 | 827 | 403 |
2007 | 253470 | 140505 | 74907 | 19734 | 4481 | 1233 | 439 |
2008 | 355756 | 201390 | 96278 | 35811 | 8312 | 1959 | 741 |
2009 | 360411 | 212564 | 105873 | 48002 | 15099 | 3684 | 1178 |
2010 | 375120 | 213630 | 113891 | 52261 | 19540 | 6196 | 2019 |
2011 | 399912 | 223463 | 116076 | 55826 | 21465 | 8282 | 3506 |
2012 | 407583 | 237994 | 118066 | 51072 | 18794 | 6871 | 3785 |
2013 | 462777 | 240386 | 122272 | 46537 | 15632 | 5944 | 3370 |