Table 2. Estimated stock numbers. | |||||||
Year\Age | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1966 | 400713 | 232582 | 69843 | 22226 | 4433 | 1785 | 168 |
1967 | 372503 | 282943 | 96471 | 25668 | 7163 | 1179 | 524 |
1968 | 340102 | 259367 | 112645 | 33996 | 7804 | 991 | 228 |
1969 | 293021 | 236334 | 104925 | 36243 | 8761 | 2148 | 336 |
1970 | 248699 | 200787 | 97343 | 37873 | 8562 | 2515 | 722 |
1971 | 265136 | 170416 | 86422 | 34857 | 10445 | 2455 | 933 |
1972 | 318380 | 185721 | 81227 | 32435 | 9540 | 4203 | 1356 |
1973 | 406769 | 224808 | 86682 | 29644 | 9637 | 3606 | 2173 |
1974 | 425491 | 297747 | 112196 | 31857 | 8826 | 3676 | 2244 |
1975 | 319336 | 319017 | 151903 | 44981 | 10771 | 3280 | 2224 |
1976 | 318380 | 235155 | 158103 | 62693 | 17407 | 4133 | 2139 |
1977 | 448202 | 240626 | 125869 | 62131 | 21517 | 5649 | 2062 |
1978 | 699415 | 347319 | 144495 | 56050 | 20688 | 6671 | 2382 |
1979 | 584201 | 540906 | 211928 | 72258 | 22675 | 8774 | 3879 |
1980 | 469301 | 434956 | 323838 | 105135 | 32403 | 9576 | 5275 |
1981 | 629071 | 345242 | 252711 | 146386 | 40095 | 12856 | 5876 |
1982 | 625308 | 478782 | 211716 | 110525 | 51689 | 13310 | 6309 |
1983 | 448651 | 467895 | 288370 | 95798 | 38832 | 16529 | 6164 |
1984 | 311452 | 325462 | 275681 | 130353 | 34683 | 13965 | 8268 |
1985 | 259108 | 221682 | 174033 | 115613 | 44046 | 10982 | 7040 |
1986 | 266199 | 180773 | 118184 | 69148 | 40823 | 14328 | 5876 |
1987 | 299240 | 190995 | 98519 | 43739 | 20806 | 10005 | 4976 |
1988 | 204230 | 213844 | 100007 | 37049 | 13680 | 5789 | 4158 |
1989 | 122027 | 144784 | 102642 | 34926 | 12538 | 4442 | 3219 |
1990 | 99808 | 87029 | 64408 | 29614 | 9501 | 3928 | 2424 |
1991 | 90672 | 69355 | 38561 | 17046 | 6235 | 2542 | 1729 |
1992 | 136216 | 64087 | 28170 | 9815 | 3054 | 1310 | 889 |
1993 | 171785 | 100609 | 34996 | 10489 | 2658 | 787 | 562 |
1994 | 136216 | 128541 | 61206 | 18546 | 4273 | 1308 | 668 |
1995 | 120451 | 99012 | 73497 | 30516 | 7551 | 1898 | 894 |
1996 | 107904 | 88080 | 54448 | 32435 | 10564 | 2770 | 1002 |
1997 | 94183 | 78826 | 44135 | 19994 | 8019 | 3966 | 1447 |
1998 | 132455 | 69703 | 38216 | 15700 | 4305 | 2563 | 1740 |
1999 | 140646 | 98716 | 37160 | 14080 | 3498 | 1465 | 1481 |
2000 | 147267 | 103259 | 50767 | 13720 | 3414 | 1261 | 1077 |
2001 | 121783 | 104611 | 49712 | 15508 | 3287 | 1223 | 835 |
2002 | 116192 | 86422 | 47477 | 13510 | 3442 | 1149 | 729 |
2003 | 92689 | 82372 | 40864 | 13613 | 3038 | 1113 | 613 |
2004 | 96761 | 66769 | 38254 | 10962 | 3379 | 1045 | 594 |
2005 | 130875 | 70615 | 33323 | 11096 | 2341 | 761 | 372 |
2006 | 120090 | 97734 | 38101 | 11522 | 2903 | 672 | 328 |
2007 | 127772 | 89590 | 51637 | 14830 | 3265 | 868 | 301 |
2008 | 145365 | 97441 | 53370 | 20437 | 4968 | 1055 | 382 |
2009 | 150995 | 112308 | 60114 | 25566 | 8037 | 2067 | 593 |
2010 | 148005 | 118066 | 72186 | 30884 | 10790 | 3450 | 1158 |
2011 | 156686 | 115613 | 79858 | 37309 | 13220 | 4874 | 2092 |
2012 | 153891 | 122762 | 74832 | 37012 | 14278 | 4340 | 2315 |
2013 | 193881 | 119134 | 76803 | 31761 | 14852 | 5929 | 2699 |
2014 | 217293 | 152970 | 77343 | 34132 | 12280 | 7744 | 4499 |