Table 2. Estimated stock numbers. | |||||||
Year\Age | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1966 | 398714 | 227749 | 67508 | 21267 | 4583 | 1672 | 173 |
1967 | 372503 | 303155 | 96955 | 24835 | 6781 | 1396 | 627 |
1968 | 345242 | 254740 | 122516 | 35525 | 7627 | 1015 | 173 |
1969 | 309898 | 246718 | 99310 | 37235 | 9044 | 2078 | 343 |
1970 | 266732 | 205664 | 101316 | 36243 | 8479 | 2417 | 785 |
1971 | 284077 | 160974 | 83533 | 36243 | 9680 | 2128 | 860 |
1972 | 326766 | 198194 | 83283 | 32370 | 10159 | 3925 | 1237 |
1973 | 388870 | 213416 | 87992 | 30853 | 10208 | 2790 | 2492 |
1974 | 418738 | 295375 | 106938 | 31320 | 8872 | 3281 | 2382 |
1975 | 341465 | 372131 | 156061 | 43045 | 10616 | 2862 | 2222 |
1976 | 301643 | 229578 | 179512 | 68186 | 20044 | 3770 | 2264 |
1977 | 382315 | 202400 | 114577 | 65644 | 22471 | 5750 | 2236 |
1978 | 605010 | 319017 | 124866 | 49762 | 19667 | 6299 | 2183 |
1979 | 596599 | 560733 | 208772 | 64796 | 20288 | 8316 | 4086 |
1980 | 474018 | 453613 | 356825 | 115960 | 34030 | 9633 | 4718 |
1981 | 548532 | 294785 | 247459 | 152665 | 43871 | 13598 | 5938 |
1982 | 552937 | 480220 | 193687 | 105556 | 48436 | 13346 | 7171 |
1983 | 457714 | 446413 | 295375 | 90853 | 37571 | 16571 | 5279 |
1984 | 333701 | 344552 | 290686 | 141351 | 35172 | 13065 | 8988 |
1985 | 275406 | 227294 | 170587 | 116891 | 43871 | 10584 | 6782 |
1986 | 257301 | 164062 | 117830 | 70545 | 46258 | 14744 | 6121 |
1987 | 286932 | 186839 | 89859 | 41898 | 19734 | 9979 | 5045 |
1988 | 207731 | 229808 | 100208 | 34166 | 12609 | 5581 | 3957 |
1989 | 128284 | 152818 | 111636 | 36901 | 13301 | 4228 | 2998 |
1990 | 114806 | 87904 | 66304 | 30485 | 10398 | 3735 | 2544 |
1991 | 87378 | 77188 | 42787 | 18130 | 6146 | 2559 | 2038 |
1992 | 112308 | 50061 | 25286 | 9409 | 2916 | 1381 | 848 |
1993 | 150844 | 86163 | 26529 | 8602 | 2298 | 651 | 434 |
1994 | 141068 | 136626 | 60962 | 18306 | 4388 | 1172 | 664 |
1995 | 130223 | 98027 | 76880 | 31857 | 7563 | 1930 | 1076 |
1996 | 116076 | 94940 | 56331 | 34683 | 11277 | 2867 | 851 |
1997 | 91583 | 82951 | 43478 | 19076 | 7906 | 3656 | 1687 |
1998 | 123377 | 61883 | 35739 | 15155 | 4189 | 2277 | 1646 |
1999 | 137310 | 99012 | 35739 | 13478 | 3433 | 1269 | 1408 |
2000 | 153891 | 107689 | 54176 | 14412 | 3270 | 1111 | 1100 |
2001 | 126880 | 109207 | 53745 | 16025 | 3432 | 1166 | 753 |
2002 | 127772 | 89501 | 47810 | 13849 | 3406 | 1102 | 792 |
2003 | 91400 | 82619 | 44135 | 14090 | 3104 | 1005 | 634 |
2004 | 96664 | 68391 | 41028 | 12389 | 4038 | 1175 | 652 |
2005 | 138413 | 69425 | 36607 | 12030 | 2551 | 741 | 393 |
2006 | 135402 | 117008 | 40864 | 13499 | 3337 | 738 | 378 |
2007 | 149044 | 98716 | 65251 | 19807 | 4323 | 1077 | 403 |
2008 | 169566 | 118539 | 62693 | 24612 | 6266 | 1476 | 598 |
2009 | 165380 | 135131 | 69843 | 32048 | 11101 | 3012 | 848 |
2010 | 172646 | 121055 | 89859 | 41648 | 15464 | 4471 | 1814 |
2011 | 187213 | 133252 | 77808 | 41357 | 18312 | 7295 | 3295 |
2012 | 192721 | 151146 | 81879 | 48388 | 22248 | 6965 | 4236 |
2013 | 232118 | 132853 | 77575 | 36425 | 32991 | 11390 | 4092 |
2014 | 260146 | 184425 | 84881 | 39340 | 16086 | 24343 | 11430 |