Table 2. Estimated stock numbers. | |||||||
Year\Age | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1966 | 403124 | 260928 | 68665 | 20653 | 4482 | 1560 | 172 |
1967 | 387317 | 298941 | 84288 | 21097 | 6842 | 1754 | 775 |
1968 | 367692 | 273484 | 126754 | 35242 | 7153 | 1008 | 136 |
1969 | 334703 | 270763 | 94089 | 37987 | 8723 | 1876 | 331 |
1970 | 287506 | 215346 | 97734 | 35918 | 8244 | 2255 | 792 |
1971 | 312075 | 159373 | 85734 | 39577 | 8541 | 1768 | 748 |
1972 | 353628 | 217075 | 88965 | 32728 | 10446 | 3267 | 1109 |
1973 | 417066 | 214058 | 92596 | 33290 | 10178 | 2120 | 2485 |
1974 | 450449 | 319976 | 110636 | 30853 | 8746 | 2854 | 2441 |
1975 | 335373 | 492377 | 168721 | 38988 | 10600 | 2541 | 2184 |
1976 | 263024 | 219476 | 194464 | 72839 | 23671 | 3651 | 2479 |
1977 | 343176 | 159054 | 107689 | 69355 | 25109 | 6263 | 2681 |
1978 | 595407 | 323838 | 126754 | 52104 | 18555 | 5795 | 2028 |
1979 | 583617 | 624059 | 208147 | 60658 | 19659 | 8537 | 4415 |
1980 | 421679 | 441971 | 387317 | 126500 | 36680 | 10106 | 4524 |
1981 | 494350 | 211928 | 241108 | 166209 | 50011 | 14701 | 6652 |
1982 | 525970 | 436699 | 178975 | 102028 | 47858 | 14581 | 8338 |
1983 | 461390 | 422523 | 286072 | 91309 | 38793 | 16840 | 4854 |
1984 | 338405 | 341124 | 289526 | 145365 | 36938 | 12902 | 9608 |
1985 | 270763 | 228205 | 163571 | 109207 | 43871 | 10689 | 6976 |
1986 | 255250 | 127007 | 111190 | 70615 | 54557 | 16054 | 6852 |
1987 | 311452 | 176134 | 84036 | 39262 | 19201 | 9966 | 5260 |
1988 | 225258 | 270763 | 102232 | 30061 | 11751 | 5510 | 3778 |
1989 | 129832 | 171785 | 124991 | 36644 | 13811 | 3935 | 2741 |
1990 | 120813 | 84120 | 68460 | 31320 | 10535 | 3293 | 2529 |
1991 | 82290 | 89054 | 46911 | 18370 | 5566 | 2427 | 2181 |
1992 | 111525 | 41357 | 23459 | 9189 | 2956 | 1508 | 824 |
1993 | 165380 | 93340 | 25463 | 8469 | 2184 | 591 | 377 |
1994 | 150995 | 156843 | 61023 | 21175 | 4981 | 1097 | 705 |
1995 | 141068 | 89322 | 73204 | 32306 | 7939 | 2299 | 1436 |
1996 | 121540 | 102130 | 56897 | 37949 | 11508 | 2791 | 764 |
1997 | 83868 | 90490 | 41357 | 19376 | 7969 | 3398 | 1830 |
1998 | 117477 | 52628 | 33523 | 15706 | 4350 | 2152 | 1573 |
1999 | 133119 | 99310 | 34406 | 13930 | 3429 | 1168 | 1347 |
2000 | 158895 | 104925 | 57584 | 14915 | 3156 | 977 | 1086 |
2001 | 124991 | 116308 | 57757 | 16543 | 3396 | 1070 | 652 |
2002 | 145219 | 86077 | 47240 | 14226 | 3286 | 1089 | 851 |
2003 | 84881 | 91766 | 49119 | 13590 | 2889 | 904 | 612 |
2004 | 92503 | 64731 | 41773 | 13314 | 4766 | 1322 | 750 |
2005 | 146386 | 65447 | 38523 | 12240 | 2819 | 754 | 438 |
2006 | 135266 | 139107 | 41606 | 14350 | 3577 | 765 | 413 |
2007 | 152207 | 94845 | 77420 | 22652 | 5252 | 1260 | 530 |
2008 | 180593 | 143487 | 76726 | 26609 | 6467 | 1708 | 795 |
2009 | 165711 | 160974 | 71682 | 36207 | 13185 | 3363 | 902 |
2010 | 173512 | 115382 | 105240 | 45752 | 17634 | 4570 | 2009 |
2011 | 182590 | 135944 | 68597 | 33894 | 18531 | 7102 | 3439 |
2012 | 194269 | 171785 | 89680 | 39855 | 14855 | 4162 | 2654 |
2013 | 235390 | 157472 | 91583 | 41606 | 16716 | 4580 | 1445 |
2014 | 273484 | 189473 | 95320 | 41564 | 14393 | 10422 | 3810 |