Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1963 | 483110 | 187025 | 20163 | 10340 | 8263 | 5299 |
1964 | 788589 | 132455 | 51896 | 11569 | 5281 | 7169 |
1965 | 1053891 | 226613 | 40457 | 23063 | 6247 | 5653 |
1966 | 1278247 | 277340 | 67846 | 16488 | 9481 | 6275 |
1967 | 1074107 | 338405 | 73057 | 28767 | 8084 | 8341 |
1968 | 537132 | 290106 | 90310 | 28941 | 14448 | 7220 |
1969 | 469771 | 139386 | 72475 | 34235 | 11488 | 10227 |
1970 | 1572221 | 129444 | 38793 | 32338 | 15452 | 8570 |
1971 | 2053385 | 418319 | 33557 | 14965 | 16071 | 10757 |
1972 | 505347 | 522301 | 90762 | 12156 | 5981 | 12966 |
1973 | 741181 | 118539 | 105873 | 29971 | 4963 | 7221 |
1974 | 725053 | 177371 | 23695 | 36498 | 11016 | 5660 |
1975 | 1246687 | 168384 | 36754 | 9660 | 16436 | 7229 |
1976 | 861129 | 288370 | 33860 | 13623 | 3794 | 9922 |
1977 | 2115919 | 173859 | 50970 | 10803 | 5107 | 6197 |
1978 | 1298863 | 448202 | 30730 | 18770 | 5627 | 4650 |
1979 | 1639661 | 266999 | 80338 | 8918 | 7335 | 3541 |
1980 | 2655119 | 311763 | 58689 | 24563 | 3960 | 4687 |
1981 | 1043405 | 497325 | 58689 | 17608 | 8777 | 3626 |
1982 | 1723728 | 189094 | 92503 | 17007 | 6564 | 5608 |
1983 | 946002 | 321258 | 33024 | 21203 | 5393 | 4490 |
1984 | 1744537 | 178260 | 51689 | 7992 | 6713 | 3841 |
1985 | 416649 | 337392 | 32893 | 14746 | 2758 | 4202 |
1986 | 1901208 | 85819 | 57642 | 10230 | 5598 | 2998 |
1987 | 714258 | 393958 | 16367 | 15434 | 2998 | 3369 |
1988 | 485046 | 152818 | 70263 | 5256 | 4926 | 2369 |
1989 | 853414 | 107152 | 30303 | 17426 | 1836 | 2959 |
1990 | 328733 | 184979 | 20157 | 7914 | 5135 | 1691 |
1991 | 377755 | 75358 | 30516 | 6057 | 2706 | 2998 |
1992 | 883812 | 91491 | 14843 | 8892 | 2044 | 2084 |
1993 | 430198 | 204638 | 18090 | 5066 | 2886 | 1617 |
1994 | 1056001 | 107259 | 36498 | 5592 | 1755 | 1749 |
1995 | 604405 | 255506 | 23624 | 10463 | 1831 | 1341 |
1996 | 382697 | 142914 | 40538 | 5762 | 3395 | 1440 |
1997 | 1218340 | 100308 | 26291 | 9735 | 1882 | 1713 |
1998 | 121176 | 313013 | 21677 | 7255 | 3143 | 1282 |
1999 | 248699 | 33124 | 55715 | 5751 | 2152 | 1631 |
2000 | 456343 | 66703 | 8403 | 10289 | 1552 | 1102 |
2001 | 162592 | 127389 | 13996 | 2248 | 2342 | 760 |
2002 | 248699 | 48339 | 25413 | 4030 | 619 | 981 |
2003 | 119253 | 67643 | 10757 | 7488 | 1138 | 549 |
2004 | 202197 | 37049 | 14066 | 3158 | 2086 | 594 |
2005 | 153430 | 53210 | 8027 | 3513 | 1025 | 1073 |
2006 | 360411 | 45844 | 12247 | 2251 | 1116 | 931 |
2007 | 168721 | 100308 | 9912 | 4239 | 993 | 813 |
2008 | 195243 | 46305 | 23365 | 3292 | 1673 | 999 |
2009 | 190042 | 53370 | 11166 | 7793 | 1438 | 1156 |
2010 | 294490 | 54394 | 12967 | 4072 | 3309 | 1100 |
2011 | 143631 | 79459 | 13318 | 4478 | 1806 | 2216 |
2012 | 201189 | 40619 | 20173 | 6238 | 2035 | 1954 |
2013 | 265136 | 52052 | 11255 | 9211 | 3094 | 1908 |
2014 | 380408 | 67373 | 15626 | 5392 | 4517 | 2417 |
2015 | 184979 | 101926 | 20948 | 7126 | 2673 | 4211 |
2016 | 134592 | 46537 | 29231 | 11717 | 3879 | 3304 |
2017 | 690382 | 33124 | 14641 | 15480 | 6566 | 4438 |