Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1973 | 30699 | 6339 | 4221 | 2036 | 8922 | 1629 | 1185 | 331 | 1385 | 2172 |
1974 | 86077 | 24053 | 5190 | 3532 | 1551 | 6584 | 1135 | 714 | 166 | 1493 |
1975 | 16736 | 78984 | 18834 | 4343 | 3019 | 1201 | 4811 | 740 | 374 | 763 |
1976 | 8433 | 13156 | 72475 | 14827 | 3333 | 2240 | 827 | 2994 | 380 | 603 |
1977 | 7545 | 6737 | 10341 | 59219 | 11524 | 2358 | 1353 | 464 | 1220 | 468 |
1978 | 12329 | 6020 | 5382 | 8022 | 41357 | 7896 | 1375 | 622 | 170 | 631 |
1979 | 4977 | 10716 | 4804 | 4642 | 5678 | 24637 | 4648 | 790 | 192 | 153 |
1980 | 9606 | 3810 | 9314 | 3818 | 3474 | 3216 | 13779 | 1905 | 172 | 58 |
1981 | 3426 | 8453 | 2918 | 7773 | 2938 | 2559 | 2122 | 7252 | 548 | 73 |
1982 | 4328 | 2657 | 7439 | 2225 | 6855 | 2368 | 1849 | 1164 | 2249 | 203 |
1983 | 1627 | 3816 | 2077 | 6774 | 1820 | 5560 | 1313 | 691 | 224 | 549 |
1984 | 4086 | 1228 | 3365 | 1714 | 5146 | 1062 | 2721 | 411 | 199 | 211 |
1985 | 84457 | 3355 | 996 | 2853 | 1271 | 3249 | 435 | 1084 | 111 | 134 |
1986 | 44712 | 78355 | 2777 | 695 | 2188 | 782 | 1851 | 215 | 558 | 112 |
1987 | 4130 | 38988 | 71468 | 2220 | 483 | 1466 | 423 | 1109 | 115 | 434 |
1988 | 2259 | 3155 | 33423 | 63196 | 1488 | 277 | 899 | 225 | 564 | 254 |
1989 | 656 | 1894 | 2385 | 27065 | 46583 | 807 | 107 | 449 | 109 | 300 |
1990 | 310 | 508 | 1556 | 1788 | 17480 | 23861 | 307 | 37 | 198 | 102 |
1991 | 438 | 242 | 380 | 1242 | 836 | 6411 | 6298 | 83 | 19 | 55 |
1992 | 452 | 352 | 187 | 266 | 452 | 154 | 1384 | 891 | 24 | 10 |
1993 | 287 | 367 | 265 | 144 | 102 | 148 | 39 | 126 | 86 | 5 |
1994 | 394 | 231 | 302 | 223 | 90 | 52 | 82 | 17 | 28 | 30 |
1995 | 125 | 332 | 207 | 212 | 171 | 59 | 32 | 57 | 9 | 33 |
1996 | 198 | 92 | 265 | 172 | 147 | 100 | 40 | 22 | 37 | 29 |
1997 | 391 | 154 | 72 | 197 | 147 | 105 | 64 | 27 | 14 | 47 |
1998 | 1151 | 323 | 122 | 59 | 140 | 101 | 71 | 32 | 17 | 39 |
1999 | 1342 | 923 | 288 | 105 | 56 | 87 | 68 | 41 | 20 | 34 |
2000 | 2555 | 1157 | 773 | 271 | 91 | 47 | 56 | 43 | 30 | 38 |
2001 | 2299 | 2230 | 965 | 642 | 247 | 86 | 40 | 38 | 28 | 48 |
2002 | 2284 | 1854 | 1912 | 798 | 521 | 226 | 80 | 32 | 26 | 58 |
2003 | 7128 | 1900 | 1516 | 1606 | 623 | 375 | 191 | 62 | 23 | 59 |
2004 | 29614 | 5950 | 1565 | 1231 | 1270 | 464 | 255 | 137 | 41 | 58 |
2005 | 12393 | 26556 | 4884 | 1290 | 988 | 981 | 326 | 140 | 85 | 69 |
2006 | 17497 | 9829 | 23742 | 4731 | 1042 | 789 | 700 | 175 | 62 | 109 |
2007 | 8471 | 13577 | 7622 | 18930 | 3591 | 769 | 507 | 427 | 110 | 126 |
2008 | 17822 | 6730 | 9882 | 6031 | 12349 | 2519 | 525 | 273 | 245 | 155 |
2009 | 12294 | 14384 | 5293 | 6559 | 3770 | 4896 | 1245 | 200 | 178 | 227 |
2010 | 42916 | 10178 | 11431 | 3534 | 4101 | 2074 | 2946 | 801 | 143 | 271 |
2011 | 21805 | 38101 | 8706 | 9500 | 2579 | 2546 | 1336 | 1629 | 547 | 312 |
2012 | 13051 | 17327 | 32925 | 8441 | 7632 | 2043 | 1612 | 841 | 859 | 575 |
2013 | 17703 | 10684 | 12822 | 27065 | 6967 | 5965 | 1541 | 1110 | 525 | 902 |
2014 | 12485 | 14775 | 8563 | 9040 | 18787 | 4972 | 3881 | 1077 | 746 | 884 |
2015 | 15730 | 10101 | 12801 | 7090 | 7860 | 12713 | 3434 | 2176 | 605 | 1002 |