Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1963 | 496332 | 186279 | 20537 | 10326 | 8244 | 5198 |
1964 | 818313 | 135266 | 52156 | 11533 | 5255 | 7021 |
1965 | 1058115 | 232118 | 40579 | 22925 | 6208 | 5577 |
1966 | 1292385 | 278173 | 68186 | 16475 | 9513 | 6160 |
1967 | 1093616 | 341806 | 73130 | 28710 | 8030 | 8167 |
1968 | 553491 | 293314 | 90400 | 28681 | 14301 | 7091 |
1969 | 489432 | 143057 | 73204 | 34166 | 11424 | 10010 |
1970 | 1586435 | 132720 | 39066 | 32403 | 15444 | 8530 |
1971 | 2069878 | 419157 | 33827 | 14959 | 16052 | 10733 |
1972 | 517622 | 524395 | 91035 | 12155 | 5982 | 12838 |
1973 | 746387 | 120572 | 106511 | 29912 | 4967 | 7235 |
1974 | 727959 | 177371 | 23909 | 36680 | 11087 | 5652 |
1975 | 1242952 | 169736 | 36975 | 9681 | 16468 | 7257 |
1976 | 850007 | 286359 | 34030 | 13661 | 3816 | 9983 |
1977 | 2101160 | 171442 | 51277 | 10969 | 5145 | 6216 |
1978 | 1342441 | 444187 | 30792 | 18883 | 5606 | 4675 |
1979 | 1638022 | 272120 | 80338 | 9033 | 7398 | 3601 |
1980 | 2626073 | 312700 | 58865 | 24760 | 3996 | 4764 |
1981 | 1059174 | 492870 | 58747 | 17707 | 8919 | 3701 |
1982 | 1732368 | 191952 | 91950 | 17033 | 6615 | 5686 |
1983 | 951695 | 320937 | 33157 | 21254 | 5447 | 4581 |
1984 | 1701465 | 177726 | 52052 | 8043 | 6812 | 3931 |
1985 | 417901 | 330380 | 33124 | 14839 | 2806 | 4311 |
1986 | 1852414 | 84965 | 57931 | 10230 | 5645 | 3072 |
1987 | 709986 | 385001 | 16427 | 15505 | 3044 | 3445 |
1988 | 488454 | 151600 | 70404 | 5253 | 5007 | 2447 |
1989 | 826537 | 107474 | 30424 | 17566 | 1840 | 3040 |
1990 | 330050 | 180412 | 20361 | 8007 | 5287 | 1770 |
1991 | 378511 | 75584 | 30822 | 6150 | 2769 | 3120 |
1992 | 858550 | 91400 | 15110 | 9047 | 2099 | 2207 |
1993 | 438888 | 203211 | 18197 | 5190 | 2982 | 1732 |
1994 | 1024792 | 108337 | 37086 | 5692 | 1812 | 1878 |
1995 | 601391 | 250697 | 23647 | 10651 | 1864 | 1450 |
1996 | 379648 | 143344 | 40135 | 5827 | 3424 | 1526 |
1997 | 1162403 | 98125 | 26291 | 9747 | 1922 | 1817 |
1998 | 143918 | 302852 | 20986 | 7153 | 3089 | 1359 |
1999 | 252963 | 37911 | 54995 | 5614 | 2118 | 1714 |
2000 | 461852 | 68460 | 8739 | 10663 | 1610 | 1220 |
2001 | 170076 | 128927 | 14435 | 2333 | 2476 | 867 |
2002 | 248451 | 49217 | 25900 | 4141 | 642 | 1106 |
2003 | 125242 | 68941 | 10928 | 7665 | 1188 | 643 |
2004 | 202805 | 37987 | 14514 | 3315 | 2240 | 710 |
2005 | 156686 | 54339 | 8212 | 3676 | 1095 | 1273 |
2006 | 361132 | 45982 | 12489 | 2363 | 1206 | 1127 |
2007 | 170928 | 101722 | 10136 | 4439 | 1078 | 1015 |
2008 | 197008 | 47335 | 23957 | 3492 | 1842 | 1246 |
2009 | 197600 | 54557 | 11607 | 8327 | 1597 | 1477 |
2010 | 299539 | 56331 | 13543 | 4417 | 3759 | 1461 |
2011 | 150693 | 82125 | 14125 | 4947 | 2103 | 2954 |
2012 | 205870 | 42362 | 21474 | 6958 | 2423 | 2718 |
2013 | 254995 | 53852 | 11930 | 10260 | 3717 | 2717 |
2014 | 381170 | 64087 | 16226 | 5932 | 5343 | 3435 |
2015 | 277063 | 100007 | 18468 | 8063 | 3181 | 5545 |