Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1981 | 4135 | 3616 | 4723 | 2005 | 2427 | 2062 | 1640 | 1801 | 1476 | 3269 |
1982 | 5593 | 3030 | 2663 | 3256 | 1518 | 1385 | 1188 | 944 | 896 | 2198 |
1983 | 21813 | 4430 | 2017 | 1783 | 1827 | 1160 | 949 | 808 | 547 | 1505 |
1984 | 21126 | 16954 | 2786 | 1289 | 1264 | 1348 | 778 | 520 | 425 | 1017 |
1985 | 10335 | 15510 | 10897 | 1577 | 777 | 907 | 758 | 446 | 251 | 737 |
1986 | 7103 | 6583 | 9860 | 5921 | 1014 | 480 | 496 | 407 | 231 | 524 |
1987 | 8623 | 4916 | 4114 | 6709 | 2572 | 418 | 247 | 243 | 164 | 300 |
1988 | 6287 | 6544 | 3389 | 2871 | 3738 | 1262 | 207 | 117 | 94 | 175 |
1989 | 8521 | 4574 | 5030 | 2506 | 2152 | 1640 | 374 | 99 | 50 | 115 |
1990 | 17331 | 5874 | 2911 | 2655 | 1473 | 1217 | 596 | 139 | 38 | 75 |
1991 | 9389 | 14783 | 4185 | 1766 | 1491 | 855 | 538 | 184 | 39 | 38 |
1992 | 7290 | 7881 | 13217 | 3352 | 1238 | 782 | 466 | 290 | 101 | 42 |
1993 | 5320 | 5357 | 5554 | 10160 | 2331 | 969 | 506 | 276 | 160 | 79 |
1994 | 7452 | 3631 | 3749 | 3413 | 6817 | 1530 | 773 | 354 | 185 | 139 |
1995 | 9801 | 5643 | 3166 | 2554 | 2783 | 3779 | 1014 | 525 | 216 | 190 |
1996 | 28803 | 7542 | 4041 | 2313 | 1517 | 1771 | 2209 | 625 | 301 | 240 |
1997 | 45263 | 22432 | 5660 | 2526 | 1365 | 1001 | 988 | 1168 | 303 | 305 |
1998 | 27980 | 39075 | 17314 | 3517 | 1355 | 902 | 721 | 566 | 574 | 293 |
1999 | 20707 | 21253 | 29562 | 10941 | 1748 | 733 | 485 | 364 | 228 | 388 |
2000 | 36035 | 15729 | 16453 | 16192 | 4565 | 1144 | 474 | 304 | 161 | 304 |
2001 | 53973 | 29770 | 13020 | 11007 | 7587 | 1719 | 495 | 223 | 134 | 195 |
2002 | 45218 | 41700 | 18532 | 7889 | 5325 | 3468 | 763 | 278 | 105 | 156 |
2003 | 47774 | 37845 | 35463 | 13742 | 5061 | 2695 | 1149 | 294 | 90 | 95 |
2004 | 30039 | 36947 | 28517 | 20460 | 7196 | 2584 | 1268 | 531 | 130 | 80 |
2005 | 17470 | 23069 | 25470 | 17383 | 10376 | 3141 | 1038 | 472 | 195 | 86 |
2006 | 6401 | 13443 | 21359 | 18944 | 9742 | 4364 | 1280 | 423 | 187 | 111 |
2007 | 3461 | 4616 | 11117 | 14739 | 10232 | 5076 | 2131 | 692 | 213 | 151 |
2008 | 4168 | 2561 | 3671 | 9607 | 8675 | 4747 | 1949 | 837 | 279 | 177 |
2009 | 4386 | 2871 | 1985 | 3299 | 6218 | 4291 | 2066 | 783 | 335 | 193 |
2010 | 12699 | 3855 | 1940 | 1612 | 2952 | 3945 | 2458 | 1069 | 385 | 264 |
2011 | 16502 | 11162 | 2828 | 1459 | 1460 | 2211 | 2191 | 1164 | 621 | 360 |
2012 | 13950 | 12813 | 10130 | 1963 | 991 | 1404 | 2097 | 1936 | 983 | 810 |
2013 | 7580 | 11888 | 9351 | 6369 | 1843 | 908 | 1180 | 1497 | 1294 | 1255 |
2014 | 7232 | 5723 | 10110 | 6563 | 3302 | 942 | 609 | 755 | 886 | 1448 |
2015 | 7232 | 5395 | 4219 | 6200 | 3211 | 1094 | 294 | 175 | 248 | 822 |