Table 2. Estimated stock numbers. | |||||||
Year\Age | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1966 | 599589 | 368060 | 52156 | 29437 | 2830 | 2763 | 73 |
1967 | 537132 | 533919 | 93153 | 22203 | 9386 | 873 | 657 |
1968 | 485046 | 385001 | 129314 | 40015 | 8086 | 937 | 86 |
1969 | 435827 | 390038 | 91400 | 44400 | 8730 | 2072 | 213 |
1970 | 332701 | 313953 | 97929 | 45570 | 7180 | 2286 | 618 |
1971 | 355400 | 191377 | 82619 | 42235 | 9640 | 1562 | 683 |
1972 | 430198 | 280127 | 75132 | 42193 | 7496 | 4659 | 842 |
1973 | 522824 | 276509 | 82785 | 35703 | 9713 | 1786 | 2709 |
1974 | 590072 | 431059 | 98125 | 34683 | 6931 | 2886 | 2220 |
1975 | 422946 | 658026 | 154972 | 45252 | 8895 | 2047 | 2055 |
1976 | 311763 | 276233 | 211504 | 80178 | 20667 | 2789 | 1961 |
1977 | 396726 | 211716 | 100811 | 80902 | 22292 | 5102 | 1771 |
1978 | 794923 | 355756 | 111190 | 47524 | 18643 | 5549 | 1494 |
1979 | 712831 | 884697 | 186093 | 62318 | 16582 | 7630 | 3323 |
1980 | 476394 | 529136 | 502826 | 110084 | 34787 | 7853 | 3707 |
1981 | 612314 | 256017 | 240386 | 223016 | 35348 | 13487 | 4571 |
1982 | 651479 | 671991 | 159054 | 102334 | 59635 | 9352 | 6551 |
1983 | 521779 | 530725 | 369535 | 76344 | 33894 | 19063 | 3255 |
1984 | 380028 | 409626 | 328404 | 189473 | 27474 | 11254 | 8474 |
1985 | 304980 | 266999 | 159213 | 135266 | 48243 | 7102 | 6028 |
1986 | 282943 | 168047 | 120211 | 70123 | 56954 | 14618 | 4660 |
1987 | 395537 | 218382 | 82619 | 42277 | 17767 | 10446 | 4114 |
1988 | 270763 | 370275 | 95320 | 32112 | 11411 | 4812 | 3581 |
1989 | 148747 | 210449 | 141492 | 36062 | 13216 | 3611 | 2641 |
1990 | 150392 | 107259 | 67037 | 39105 | 8712 | 3517 | 2348 |
1991 | 98519 | 127134 | 45071 | 20572 | 5698 | 2125 | 2200 |
1992 | 125116 | 53423 | 26556 | 10763 | 2404 | 1376 | 761 |
1993 | 189473 | 100208 | 21679 | 9351 | 1803 | 475 | 355 |
1994 | 169906 | 199985 | 62693 | 21489 | 3912 | 964 | 579 |
1995 | 166043 | 103156 | 92874 | 37571 | 6773 | 1636 | 1070 |
1996 | 155905 | 134996 | 49415 | 51741 | 10270 | 2839 | 609 |
1997 | 102028 | 127644 | 47620 | 20665 | 7579 | 3559 | 1578 |
1998 | 155749 | 64861 | 39379 | 21163 | 2967 | 2421 | 1557 |
1999 | 168215 | 150242 | 30333 | 19419 | 2727 | 950 | 1598 |
2000 | 202197 | 134726 | 64796 | 16094 | 3025 | 795 | 1234 |
2001 | 147709 | 160171 | 53530 | 21562 | 2685 | 1143 | 679 |
2002 | 149792 | 105451 | 49662 | 14913 | 2798 | 920 | 812 |
2003 | 96664 | 115844 | 42531 | 16002 | 2321 | 811 | 573 |
2004 | 101114 | 82951 | 45844 | 12288 | 3982 | 995 | 586 |
2005 | 166043 | 71325 | 34787 | 13836 | 1793 | 615 | 302 |
2006 | 140927 | 183873 | 34683 | 13289 | 2938 | 476 | 290 |
2007 | 146825 | 91583 | 71325 | 16732 | 2905 | 777 | 234 |
2008 | 177904 | 115151 | 50869 | 20618 | 3378 | 702 | 307 |
2009 | 158895 | 148747 | 52261 | 25009 | 6935 | 1510 | 308 |
2010 | 170416 | 98815 | 80902 | 29349 | 8985 | 2073 | 661 |
2011 | 196811 | 135537 | 52892 | 29028 | 8312 | 3342 | 1123 |
2012 | 189094 | 166209 | 68803 | 28767 | 8594 | 1545 | 1046 |
2013 | 242802 | 108120 | 61513 | 26134 | 7699 | 1988 | 462 |
2014 | 281813 | 199786 | 49861 | 29525 | 7611 | 2891 | 989 |