Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9+ |
1974 | 13512 | 5197 | 2632 | 1452 | 820 | 398 | 167 | 70 | 25 | 18 |
1975 | 15056 | 8955 | 3813 | 2069 | 1118 | 590 | 290 | 122 | 48 | 25 |
1976 | 17113 | 10025 | 6470 | 2970 | 1574 | 785 | 421 | 209 | 82 | 39 |
1977 | 19466 | 11464 | 7280 | 4965 | 2244 | 1083 | 549 | 300 | 138 | 64 |
1978 | 21072 | 12966 | 8212 | 5434 | 3587 | 1444 | 712 | 370 | 185 | 91 |
1979 | 21982 | 13984 | 9191 | 5995 | 3835 | 2186 | 915 | 466 | 219 | 115 |
1980 | 22516 | 14632 | 9936 | 6706 | 4232 | 2341 | 1385 | 606 | 280 | 151 |
1981 | 22427 | 15016 | 10381 | 7194 | 4692 | 2534 | 1460 | 911 | 366 | 204 |
1982 | 21154 | 14774 | 10373 | 7144 | 4762 | 2541 | 1440 | 896 | 508 | 230 |
1983 | 19590 | 13807 | 9996 | 6835 | 4522 | 2385 | 1343 | 835 | 468 | 269 |
1984 | 18206 | 12745 | 9249 | 6432 | 4217 | 2164 | 1221 | 761 | 424 | 263 |
1985 | 17245 | 11849 | 8542 | 5914 | 3936 | 1970 | 1099 | 692 | 387 | 257 |
1986 | 16669 | 11214 | 7921 | 5406 | 3560 | 1752 | 964 | 611 | 348 | 242 |
1987 | 16457 | 10800 | 7446 | 4919 | 3171 | 1458 | 798 | 510 | 291 | 201 |
1988 | 16672 | 10683 | 7204 | 4670 | 2908 | 1289 | 652 | 415 | 237 | 159 |
1989 | 17767 | 10892 | 7284 | 4735 | 2913 | 1320 | 631 | 357 | 203 | 143 |
1990 | 19622 | 11633 | 7501 | 4957 | 3070 | 1455 | 702 | 365 | 182 | 133 |
1991 | 22629 | 13014 | 8197 | 5346 | 3413 | 1747 | 867 | 444 | 208 | 152 |
1992 | 25617 | 15043 | 9185 | 5831 | 3650 | 1947 | 1039 | 547 | 253 | 166 |
1993 | 27612 | 17001 | 10547 | 6440 | 3907 | 2006 | 1131 | 644 | 306 | 180 |
1994 | 28198 | 18350 | 11886 | 7303 | 4260 | 2093 | 1130 | 690 | 353 | 199 |
1995 | 28029 | 18611 | 12808 | 8166 | 4781 | 2245 | 1157 | 675 | 372 | 215 |
1996 | 28796 | 18387 | 12980 | 8858 | 5378 | 2544 | 1255 | 693 | 358 | 228 |
1997 | 30364 | 19431 | 13077 | 9057 | 5838 | 2888 | 1436 | 759 | 372 | 221 |
1998 | 29555 | 20115 | 13606 | 8922 | 6039 | 3286 | 1772 | 939 | 452 | 298 |
1999 | 27917 | 19469 | 13728 | 8965 | 5863 | 3437 | 2013 | 1161 | 554 | 355 |
2000 | 25591 | 18272 | 13052 | 8785 | 5879 | 3340 | 2156 | 1349 | 714 | 459 |
2001 | 24860 | 16731 | 12164 | 8218 | 5664 | 3264 | 2051 | 1433 | 805 | 593 |
2002 | 24029 | 16283 | 11179 | 7666 | 5274 | 3055 | 1982 | 1349 | 852 | 714 |
2003 | 23506 | 15645 | 10779 | 6995 | 4921 | 2798 | 1801 | 1280 | 775 | 729 |
2004 | 22516 | 15523 | 10429 | 6721 | 4442 | 2601 | 1644 | 1147 | 721 | 647 |
2005 | 21945 | 14632 | 10589 | 6749 | 4316 | 2327 | 1511 | 1045 | 632 | 515 |
2006 | 24029 | 14545 | 10020 | 6929 | 4380 | 2274 | 1348 | 947 | 572 | 404 |
2007 | 24416 | 15826 | 9953 | 6528 | 4472 | 2273 | 1303 | 842 | 510 | 347 |
2008 | 25135 | 16205 | 10981 | 6565 | 4217 | 2269 | 1266 | 787 | 424 | 286 |
2009 | 23389 | 16923 | 11491 | 7327 | 4304 | 2161 | 1275 | 766 | 381 | 199 |
2010 | 19734 | 15786 | 12212 | 7928 | 4937 | 2269 | 1248 | 776 | 371 | 175 |
2011 | 17057 | 13207 | 11364 | 8497 | 5437 | 2656 | 1303 | 762 | 376 | 205 |