Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1973 | 32565 | 6421 | 4149 | 2021 | 8787 | 1598 | 1164 | 327 | 1382 | 2164 |
1974 | 123871 | 25463 | 5257 | 3484 | 1534 | 6470 | 1109 | 696 | 162 | 1486 |
1975 | 17878 | 113664 | 19889 | 4409 | 3009 | 1190 | 4731 | 718 | 357 | 747 |
1976 | 8332 | 14049 | 104402 | 15536 | 3376 | 2248 | 823 | 2947 | 364 | 574 |
1977 | 7430 | 6667 | 11039 | 85819 | 12039 | 2388 | 1368 | 464 | 1206 | 440 |
1978 | 12808 | 5944 | 5336 | 8512 | 62318 | 8284 | 1401 | 635 | 171 | 608 |
1979 | 4757 | 11065 | 4756 | 4655 | 5998 | 32991 | 4917 | 799 | 194 | 156 |
1980 | 9949 | 3666 | 9560 | 3787 | 3487 | 3410 | 16342 | 2062 | 180 | 62 |
1981 | 3096 | 8707 | 2825 | 7913 | 2920 | 2562 | 2207 | 7576 | 596 | 77 |
1982 | 3224 | 2430 | 7621 | 2167 | 7054 | 2383 | 1849 | 1193 | 2158 | 226 |
1983 | 1174 | 3077 | 1972 | 7107 | 1804 | 5697 | 1326 | 696 | 248 | 528 |
1984 | 2376 | 905 | 2937 | 1713 | 5490 | 1081 | 2825 | 404 | 191 | 198 |
1985 | 95990 | 2255 | 800 | 2660 | 1307 | 3532 | 453 | 1086 | 101 | 123 |
1986 | 55050 | 88168 | 2164 | 610 | 2128 | 821 | 1986 | 212 | 530 | 96 |
1987 | 2260 | 46212 | 80741 | 1900 | 446 | 1458 | 442 | 1132 | 108 | 394 |
1988 | 1627 | 2025 | 36644 | 74013 | 1351 | 264 | 892 | 226 | 558 | 229 |
1989 | 477 | 1449 | 1735 | 28595 | 57240 | 760 | 109 | 426 | 105 | 284 |
1990 | 452 | 406 | 1295 | 1417 | 18061 | 26187 | 305 | 37 | 181 | 96 |
1991 | 763 | 337 | 328 | 1078 | 715 | 6860 | 6889 | 83 | 18 | 52 |
1992 | 370 | 582 | 230 | 237 | 442 | 167 | 1577 | 924 | 24 | 9 |
1993 | 240 | 287 | 398 | 162 | 101 | 154 | 42 | 136 | 98 | 5 |
1994 | 821 | 194 | 235 | 293 | 98 | 51 | 77 | 17 | 26 | 28 |
1995 | 277 | 653 | 194 | 174 | 207 | 62 | 29 | 47 | 7 | 26 |
1996 | 154 | 161 | 471 | 162 | 126 | 121 | 41 | 19 | 27 | 22 |
1997 | 422 | 112 | 105 | 314 | 138 | 88 | 80 | 27 | 11 | 34 |
1998 | 1579 | 355 | 85 | 78 | 203 | 89 | 61 | 41 | 15 | 30 |
1999 | 2095 | 1207 | 323 | 80 | 67 | 108 | 61 | 35 | 22 | 30 |
2000 | 3430 | 1605 | 915 | 289 | 73 | 51 | 66 | 38 | 24 | 37 |
2001 | 2558 | 2902 | 1206 | 702 | 252 | 68 | 41 | 42 | 24 | 44 |
2002 | 970 | 2013 | 2360 | 914 | 547 | 225 | 63 | 31 | 28 | 52 |
2003 | 9552 | 952 | 1577 | 1821 | 669 | 378 | 185 | 48 | 21 | 58 |
2004 | 59994 | 7756 | 957 | 1247 | 1355 | 481 | 248 | 132 | 32 | 58 |
2005 | 17691 | 49662 | 6073 | 933 | 973 | 1010 | 327 | 134 | 83 | 64 |
2006 | 18514 | 13507 | 37496 | 5349 | 858 | 783 | 702 | 172 | 60 | 106 |
2007 | 7237 | 14731 | 9794 | 23933 | 3891 | 695 | 511 | 424 | 109 | 123 |
2008 | 14640 | 5888 | 11096 | 7254 | 13528 | 2653 | 507 | 285 | 248 | 152 |
2009 | 23576 | 13388 | 4899 | 6974 | 4742 | 5340 | 1343 | 215 | 189 | 223 |
2010 | 35383 | 15858 | 10134 | 3362 | 4224 | 2578 | 3182 | 865 | 154 | 273 |
2011 | 8347 | 29584 | 11122 | 8641 | 2478 | 2675 | 1591 | 1783 | 602 | 324 |
2012 | 5127 | 7890 | 26635 | 9288 | 7175 | 2045 | 1733 | 959 | 981 | 627 |
2013 | 2582 | 4419 | 6711 | 23695 | 7105 | 5878 | 1597 | 1215 | 557 | 1031 |
2014 | 535 | 2105 | 3987 | 5772 | 18317 | 5137 | 3982 | 1142 | 830 | 957 |
2015 | 2050 | 446 | 2062 | 4113 | 5609 | 11510 | 3637 | 2344 | 677 | 1019 |