Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1963 | 494845 | 184795 | 20852 | 10412 | 8353 | 5357 |
1964 | 823237 | 134861 | 52365 | 11607 | 5300 | 7192 |
1965 | 1048635 | 232815 | 40498 | 22948 | 6240 | 5746 |
1966 | 1285939 | 275957 | 68118 | 16526 | 9624 | 6323 |
1967 | 1097999 | 340442 | 72911 | 28739 | 8047 | 8314 |
1968 | 552385 | 294490 | 90219 | 28567 | 14275 | 7224 |
1969 | 489432 | 142629 | 73792 | 34269 | 11468 | 10177 |
1970 | 1584849 | 132323 | 39183 | 32663 | 15596 | 8821 |
1971 | 2086503 | 418319 | 33793 | 14967 | 16117 | 11074 |
1972 | 523347 | 528078 | 90762 | 12121 | 5972 | 13086 |
1973 | 748630 | 121905 | 106617 | 29852 | 4969 | 7485 |
1974 | 732340 | 177549 | 24101 | 36938 | 11201 | 5869 |
1975 | 1266794 | 170928 | 37123 | 9723 | 16581 | 7523 |
1976 | 853414 | 291268 | 34098 | 13697 | 3828 | 10301 |
1977 | 2126526 | 171271 | 51586 | 11101 | 5186 | 6455 |
1978 | 1355933 | 448202 | 30853 | 19046 | 5617 | 4853 |
1979 | 1638022 | 272938 | 80580 | 9160 | 7517 | 3798 |
1980 | 2610363 | 313640 | 58983 | 25059 | 4060 | 5018 |
1981 | 1061295 | 489921 | 58865 | 17851 | 9113 | 3937 |
1982 | 1706577 | 192914 | 91950 | 17129 | 6700 | 5969 |
1983 | 942226 | 315212 | 33190 | 21440 | 5547 | 4848 |
1984 | 1654484 | 175782 | 52261 | 8139 | 6988 | 4198 |
1985 | 419996 | 321579 | 33190 | 15065 | 2880 | 4617 |
1986 | 1815733 | 85221 | 57931 | 10289 | 5773 | 3305 |
1987 | 707859 | 377000 | 16586 | 15698 | 3119 | 3695 |
1988 | 487478 | 151600 | 70474 | 5337 | 5148 | 2668 |
1989 | 809361 | 107366 | 30455 | 17792 | 1883 | 3290 |
1990 | 331373 | 177017 | 20505 | 8149 | 5487 | 1983 |
1991 | 383847 | 76191 | 31195 | 6285 | 2877 | 3461 |
1992 | 861129 | 93153 | 15620 | 9438 | 2214 | 2535 |
1993 | 463240 | 207731 | 19231 | 5547 | 3244 | 2069 |
1994 | 1054946 | 115151 | 39498 | 6133 | 1980 | 2274 |
1995 | 625934 | 261450 | 25362 | 11631 | 2065 | 1809 |
1996 | 399113 | 150542 | 43002 | 6335 | 3790 | 1888 |
1997 | 1174085 | 103466 | 28029 | 10534 | 2097 | 2227 |
1998 | 156217 | 310830 | 22494 | 7737 | 3404 | 1713 |
1999 | 265402 | 41028 | 58105 | 6056 | 2313 | 2123 |
2000 | 475918 | 71898 | 9321 | 11394 | 1751 | 1548 |
2001 | 178439 | 132853 | 15164 | 2481 | 2737 | 1138 |
2002 | 252963 | 51277 | 27038 | 4399 | 710 | 1458 |
2003 | 131663 | 70757 | 11546 | 8307 | 1357 | 920 |
2004 | 210029 | 39419 | 15099 | 3597 | 2608 | 1037 |
2005 | 170758 | 56897 | 8600 | 4019 | 1285 | 1861 |
2006 | 391601 | 49961 | 13539 | 2721 | 1502 | 1775 |
2007 | 192721 | 111748 | 11311 | 5304 | 1403 | 1710 |
2008 | 227521 | 53798 | 27557 | 4345 | 2528 | 2180 |
2009 | 240145 | 63768 | 13833 | 10904 | 2313 | 2739 |
2010 | 369535 | 69148 | 16897 | 6109 | 5913 | 2960 |
2011 | 197205 | 103259 | 18824 | 7295 | 3504 | 6270 |
2012 | 278173 | 55659 | 29496 | 10743 | 4295 | 6250 |
2013 | 367324 | 73644 | 16880 | 16342 | 6883 | 6606 |
2014 | 628443 | 94466 | 23813 | 9707 | 10218 | 8627 |
2015 | 515555 | 169906 | 30699 | 14314 | 6281 | 13787 |