Table 2. Estimated stock numbers. | ||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7+ |
1970 | 432787 | 234920 | 106085 | 18448 | 6864 | 1992 | 585 | 250 |
1971 | 493363 | 193300 | 111972 | 29378 | 4663 | 2180 | 777 | 337 |
1972 | 258332 | 229578 | 90581 | 30761 | 7618 | 1375 | 716 | 350 |
1973 | 451351 | 109974 | 113550 | 27310 | 7684 | 2093 | 345 | 283 |
1974 | 277340 | 212777 | 53637 | 34269 | 7078 | 1977 | 722 | 208 |
1975 | 264078 | 122149 | 113891 | 15750 | 7943 | 1556 | 542 | 269 |
1976 | 378133 | 116541 | 68734 | 37684 | 3836 | 1843 | 437 | 213 |
1977 | 282377 | 174905 | 63196 | 20191 | 7938 | 924 | 430 | 164 |
1978 | 156843 | 128541 | 105030 | 18732 | 4354 | 1826 | 254 | 150 |
1979 | 310519 | 66503 | 76726 | 35561 | 4911 | 1270 | 713 | 158 |
1980 | 255506 | 145074 | 36571 | 30273 | 9590 | 1631 | 517 | 388 |
1981 | 274032 | 113437 | 88345 | 16188 | 7545 | 2908 | 623 | 330 |
1982 | 279009 | 123500 | 68323 | 31101 | 3945 | 1896 | 837 | 300 |
1983 | 118184 | 130353 | 68118 | 24760 | 8216 | 1411 | 618 | 358 |
1984 | 99012 | 51483 | 75132 | 21326 | 7159 | 2546 | 508 | 326 |
1985 | 187587 | 42873 | 27806 | 24588 | 6085 | 2296 | 852 | 271 |
1986 | 120331 | 88521 | 24222 | 11130 | 5400 | 1445 | 589 | 263 |
1987 | 48972 | 55216 | 58806 | 10774 | 2439 | 998 | 265 | 167 |
1988 | 58865 | 20946 | 35102 | 23885 | 3273 | 592 | 283 | 131 |
1989 | 62881 | 26582 | 12475 | 14223 | 6385 | 933 | 205 | 131 |
1990 | 100509 | 27723 | 17276 | 6004 | 3497 | 1537 | 294 | 105 |
1991 | 197600 | 44757 | 17937 | 7093 | 1678 | 672 | 381 | 99 |
1992 | 117948 | 93714 | 30122 | 8313 | 1410 | 273 | 164 | 122 |
1993 | 155749 | 51689 | 64280 | 15198 | 2064 | 297 | 79 | 85 |
1994 | 228433 | 70263 | 37384 | 32925 | 5192 | 459 | 83 | 54 |
1995 | 54940 | 109754 | 52523 | 17860 | 11664 | 2006 | 203 | 50 |
1996 | 198194 | 23179 | 75963 | 26903 | 5798 | 3461 | 661 | 83 |
1997 | 284930 | 92596 | 14143 | 35596 | 6345 | 1439 | 920 | 217 |
1998 | 130223 | 130483 | 59695 | 7132 | 7547 | 1207 | 294 | 216 |
1999 | 138413 | 56500 | 80822 | 24222 | 2366 | 1622 | 355 | 151 |
2000 | 116308 | 62442 | 39183 | 32273 | 6258 | 581 | 387 | 124 |
2001 | 149941 | 52208 | 40987 | 16004 | 7406 | 1466 | 164 | 141 |
2002 | 64861 | 69703 | 31857 | 15136 | 3405 | 1422 | 400 | 82 |
2003 | 189852 | 26635 | 48098 | 12838 | 3502 | 740 | 366 | 126 |
2004 | 124866 | 90129 | 17912 | 20591 | 3926 | 939 | 261 | 168 |
2005 | 91400 | 56050 | 67171 | 9066 | 6077 | 1040 | 273 | 124 |
2006 | 83034 | 40946 | 38101 | 35031 | 3491 | 1689 | 254 | 98 |
2007 | 67643 | 37235 | 31698 | 20850 | 12902 | 1761 | 676 | 140 |
2008 | 118658 | 29407 | 27917 | 19930 | 8492 | 4225 | 777 | 339 |
2009 | 82454 | 54776 | 23695 | 17670 | 9473 | 3299 | 1113 | 324 |
2010 | 93060 | 36388 | 43915 | 17002 | 8932 | 3241 | 918 | 364 |
2011 | 76650 | 41564 | 27945 | 27364 | 9843 | 3611 | 919 | 396 |
2012 | 119611 | 33827 | 31761 | 19833 | 15854 | 4046 | 952 | 264 |
2013 | 119611 | 54721 | 25617 | 22382 | 11238 | 6270 | 1097 | 346 |