Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1973 | 29941 | 6382 | 4313 | 2055 | 9017 | 1641 | 1185 | 331 | 1386 | 2171 |
1974 | 86595 | 23718 | 5225 | 3589 | 1576 | 6675 | 1147 | 717 | 167 | 1501 |
1975 | 15931 | 77343 | 18772 | 4344 | 3001 | 1210 | 4835 | 742 | 374 | 771 |
1976 | 8378 | 12618 | 69079 | 14897 | 3341 | 2207 | 827 | 2986 | 378 | 602 |
1977 | 7557 | 6745 | 9996 | 56444 | 11522 | 2360 | 1335 | 461 | 1222 | 460 |
1978 | 12844 | 6064 | 5429 | 7820 | 40015 | 7849 | 1381 | 623 | 169 | 622 |
1979 | 4821 | 11028 | 4867 | 4618 | 5573 | 24197 | 4611 | 779 | 192 | 153 |
1980 | 10118 | 3739 | 9468 | 3894 | 3470 | 3228 | 13782 | 1924 | 172 | 58 |
1981 | 3392 | 8776 | 2900 | 7890 | 3015 | 2539 | 2127 | 7210 | 549 | 72 |
1982 | 4506 | 2659 | 7612 | 2240 | 6812 | 2384 | 1789 | 1135 | 2153 | 199 |
1983 | 1537 | 3915 | 2098 | 6761 | 1808 | 5371 | 1305 | 656 | 207 | 521 |
1984 | 4100 | 1179 | 3402 | 1718 | 5162 | 1066 | 2612 | 392 | 180 | 196 |
1985 | 90400 | 3357 | 956 | 2866 | 1267 | 3268 | 431 | 1013 | 99 | 118 |
1986 | 45798 | 81634 | 2766 | 687 | 2191 | 780 | 1811 | 203 | 502 | 97 |
1987 | 3956 | 39340 | 72766 | 2206 | 482 | 1466 | 415 | 1034 | 104 | 373 |
1988 | 2229 | 3067 | 33390 | 63133 | 1505 | 283 | 874 | 211 | 512 | 215 |
1989 | 614 | 1863 | 2357 | 27038 | 46028 | 829 | 110 | 413 | 97 | 263 |
1990 | 299 | 480 | 1532 | 1792 | 17504 | 23695 | 318 | 35 | 180 | 91 |
1991 | 436 | 236 | 367 | 1228 | 842 | 6416 | 6516 | 79 | 17 | 50 |
1992 | 438 | 354 | 185 | 265 | 452 | 150 | 1447 | 840 | 22 | 9 |
1993 | 277 | 356 | 272 | 145 | 101 | 144 | 38 | 115 | 75 | 4 |
1994 | 368 | 224 | 292 | 227 | 91 | 51 | 76 | 16 | 24 | 23 |
1995 | 117 | 307 | 197 | 211 | 171 | 58 | 30 | 48 | 8 | 25 |
1996 | 196 | 89 | 246 | 160 | 150 | 105 | 38 | 19 | 29 | 21 |
1997 | 403 | 154 | 71 | 183 | 133 | 107 | 69 | 23 | 12 | 34 |
1998 | 1125 | 333 | 124 | 58 | 131 | 93 | 75 | 28 | 14 | 30 |
1999 | 1400 | 905 | 293 | 105 | 53 | 85 | 64 | 35 | 17 | 28 |
2000 | 2594 | 1177 | 753 | 268 | 90 | 44 | 56 | 37 | 24 | 31 |
2001 | 2263 | 2223 | 966 | 621 | 238 | 81 | 36 | 34 | 24 | 39 |
2002 | 2303 | 1827 | 1880 | 787 | 497 | 210 | 72 | 27 | 23 | 46 |
2003 | 7389 | 1905 | 1493 | 1561 | 605 | 356 | 171 | 53 | 18 | 48 |
2004 | 29319 | 6099 | 1565 | 1210 | 1226 | 442 | 240 | 117 | 34 | 45 |
2005 | 11607 | 25642 | 4980 | 1285 | 961 | 933 | 304 | 127 | 68 | 54 |
2006 | 15181 | 9285 | 22382 | 4611 | 1029 | 751 | 649 | 155 | 52 | 85 |
2007 | 7847 | 12028 | 7287 | 17842 | 3491 | 749 | 475 | 372 | 92 | 101 |
2008 | 16841 | 6256 | 9019 | 5788 | 11918 | 2369 | 490 | 239 | 204 | 126 |
2009 | 12745 | 13738 | 4934 | 6236 | 3728 | 4695 | 1164 | 177 | 148 | 197 |
2010 | 43002 | 10451 | 11053 | 3447 | 3991 | 1990 | 2751 | 702 | 119 | 237 |
2011 | 20686 | 37496 | 8812 | 9151 | 2549 | 2495 | 1269 | 1480 | 463 | 267 |
2012 | 13232 | 16657 | 32016 | 8186 | 7350 | 1991 | 1556 | 758 | 756 | 488 |
2013 | 16923 | 10797 | 12682 | 26213 | 6718 | 5692 | 1449 | 1009 | 444 | 773 |
2014 | 12009 | 14124 | 8674 | 9298 | 18866 | 4909 | 3699 | 965 | 630 | 733 |
2015 | 13818 | 9751 | 12116 | 7151 | 7930 | 13259 | 3366 | 2012 | 510 | 805 |