Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1963 | 398714 | 168890 | 19946 | 10179 | 8054 | 4845 |
1964 | 651479 | 120331 | 51637 | 11440 | 5173 | 6628 |
1965 | 874144 | 206076 | 40376 | 22857 | 6154 | 5207 |
1966 | 1062356 | 252458 | 67711 | 16298 | 9287 | 5829 |
1967 | 890911 | 308661 | 72911 | 28453 | 7977 | 7805 |
1968 | 448651 | 263550 | 90219 | 28739 | 14256 | 6724 |
1969 | 392385 | 127516 | 72114 | 33928 | 11285 | 9590 |
1970 | 1322454 | 118658 | 38832 | 32112 | 15245 | 7988 |
1971 | 1735837 | 383847 | 33658 | 14945 | 16012 | 10175 |
1972 | 428909 | 479261 | 91126 | 12160 | 5974 | 12457 |
1973 | 635394 | 108880 | 106085 | 30001 | 4957 | 6842 |
1974 | 631593 | 163734 | 23647 | 36352 | 10914 | 5370 |
1975 | 1087074 | 157787 | 36864 | 9690 | 16376 | 6897 |
1976 | 753135 | 272393 | 34098 | 13703 | 3798 | 9547 |
1977 | 1833982 | 165877 | 51124 | 10789 | 5104 | 5931 |
1978 | 1121301 | 429768 | 30915 | 18836 | 5659 | 4456 |
1979 | 1400024 | 258332 | 80983 | 8897 | 7319 | 3374 |
1980 | 2260282 | 301040 | 59338 | 24563 | 3971 | 4517 |
1981 | 876770 | 482145 | 59278 | 17620 | 8753 | 3489 |
1982 | 1442661 | 182408 | 93901 | 17026 | 6588 | 5464 |
1983 | 801307 | 310209 | 33591 | 21269 | 5399 | 4354 |
1984 | 1485111 | 173685 | 52470 | 7970 | 6729 | 3716 |
1985 | 359331 | 329720 | 33256 | 14706 | 2756 | 4064 |
1986 | 1628223 | 84457 | 58571 | 10165 | 5610 | 2894 |
1987 | 618468 | 385001 | 16699 | 15437 | 2990 | 3265 |
1988 | 426770 | 150693 | 71754 | 5284 | 4922 | 2281 |
1989 | 747134 | 105768 | 30792 | 17370 | 1830 | 2873 |
1990 | 295966 | 180954 | 20535 | 7876 | 5089 | 1619 |
1991 | 340442 | 74682 | 30915 | 6008 | 2684 | 2899 |
1992 | 797311 | 90039 | 15146 | 8816 | 2027 | 1994 |
1993 | 397122 | 201390 | 18253 | 5015 | 2830 | 1539 |
1994 | 964148 | 107152 | 37012 | 5497 | 1717 | 1670 |
1995 | 552385 | 251199 | 24005 | 10332 | 1793 | 1277 |
1996 | 354336 | 141634 | 41192 | 5671 | 3355 | 1388 |
1997 | 1101298 | 100710 | 27065 | 9620 | 1866 | 1656 |
1998 | 112984 | 305896 | 22093 | 7083 | 3062 | 1221 |
1999 | 231886 | 33057 | 55938 | 5508 | 2062 | 1548 |
2000 | 426770 | 66836 | 8665 | 9840 | 1492 | 1044 |
2001 | 155438 | 127516 | 14458 | 2186 | 2264 | 723 |
2002 | 235390 | 48630 | 26134 | 3875 | 595 | 933 |
2003 | 115844 | 67643 | 11112 | 7215 | 1082 | 519 |
2004 | 197600 | 37534 | 14562 | 3052 | 2002 | 566 |
2005 | 154817 | 54721 | 8451 | 3394 | 1001 | 1036 |
2006 | 361132 | 48050 | 13104 | 2212 | 1102 | 913 |
2007 | 169397 | 103985 | 10531 | 4186 | 977 | 787 |
2008 | 190995 | 47954 | 24835 | 3196 | 1629 | 970 |
2009 | 184057 | 54285 | 11779 | 7643 | 1398 | 1112 |
2010 | 276233 | 54721 | 13482 | 3928 | 3196 | 1042 |
2011 | 133519 | 78276 | 13686 | 4227 | 1694 | 2075 |
2012 | 180232 | 40015 | 20372 | 5865 | 1884 | 1798 |
2013 | 227067 | 50564 | 11381 | 8569 | 2841 | 1736 |
2014 | 319017 | 63959 | 15709 | 4968 | 4100 | 2172 |
2015 | 155905 | 91858 | 20368 | 6336 | 2360 | 3713 |
2016 | 110415 | 41357 | 26529 | 10030 | 3221 | 2738 |
2017 | 387705 | 28029 | 12826 | 11131 | 5309 | 3048 |
2018 | 97734 | 98027 | 8301 | 5296 | 4919 | 4706 |