Table 2. Estimated stock numbers. | |||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1968 | 29912 | 8295 | 3402 | 2504 | 780 | 251 | 79 | 21 | 9 |
1969 | 23909 | 7208 | 4068 | 1834 | 1053 | 261 | 84 | 28 | 11 |
1970 | 22427 | 5750 | 3536 | 2194 | 804 | 363 | 88 | 29 | 12 |
1971 | 21934 | 5398 | 2824 | 1896 | 970 | 270 | 119 | 30 | 12 |
1972 | 25185 | 5273 | 2648 | 1522 | 839 | 315 | 87 | 40 | 11 |
1973 | 23957 | 6069 | 2580 | 1400 | 614 | 264 | 103 | 26 | 14 |
1974 | 20408 | 5768 | 2967 | 1345 | 514 | 195 | 92 | 34 | 10 |
1975 | 17129 | 4912 | 2805 | 1521 | 511 | 171 | 58 | 25 | 11 |
1976 | 14380 | 4122 | 2384 | 1430 | 586 | 161 | 47 | 15 | 8 |
1977 | 10803 | 3463 | 1982 | 1167 | 517 | 185 | 46 | 15 | 7 |
1978 | 9213 | 2598 | 1655 | 977 | 428 | 166 | 60 | 17 | 7 |
1979 | 10953 | 2212 | 1241 | 774 | 364 | 158 | 57 | 21 | 7 |
1980 | 14119 | 2635 | 1061 | 592 | 301 | 137 | 55 | 18 | 8 |
1981 | 19528 | 3396 | 1261 | 524 | 246 | 114 | 50 | 18 | 7 |
1982 | 21470 | 4707 | 1624 | 609 | 214 | 86 | 38 | 15 | 7 |
1983 | 17379 | 5179 | 2231 | 742 | 244 | 71 | 26 | 8 | 4 |
1984 | 16686 | 4178 | 2402 | 964 | 304 | 92 | 25 | 7 | 3 |
1985 | 15256 | 4017 | 1979 | 1029 | 377 | 113 | 33 | 8 | 3 |
1986 | 12877 | 3674 | 1919 | 891 | 378 | 126 | 37 | 11 | 3 |
1987 | 11428 | 3098 | 1772 | 883 | 338 | 118 | 36 | 10 | 3 |
1988 | 10513 | 2750 | 1501 | 857 | 336 | 103 | 35 | 10 | 3 |
1989 | 8453 | 2533 | 1336 | 729 | 335 | 105 | 35 | 13 | 5 |
1990 | 7876 | 2032 | 1235 | 673 | 307 | 124 | 37 | 14 | 7 |
1991 | 7511 | 1895 | 991 | 643 | 319 | 129 | 51 | 16 | 8 |
1992 | 6532 | 1810 | 926 | 526 | 329 | 150 | 57 | 24 | 9 |
1993 | 7023 | 1569 | 886 | 498 | 275 | 162 | 67 | 26 | 11 |
1994 | 7404 | 1691 | 768 | 482 | 265 | 133 | 72 | 31 | 10 |
1995 | 6061 | 1786 | 828 | 420 | 262 | 125 | 53 | 32 | 10 |
1996 | 6420 | 1458 | 876 | 456 | 229 | 126 | 43 | 20 | 11 |
1997 | 6598 | 1545 | 713 | 485 | 251 | 106 | 49 | 14 | 7 |
1998 | 7259 | 1587 | 758 | 395 | 268 | 114 | 37 | 21 | 5 |
1999 | 7598 | 1748 | 779 | 422 | 223 | 121 | 34 | 17 | 8 |
2000 | 8932 | 1826 | 856 | 433 | 227 | 102 | 27 | 14 | 5 |
2001 | 11490 | 2151 | 894 | 472 | 225 | 91 | 25 | 8 | 5 |
2002 | 10177 | 2768 | 1052 | 477 | 227 | 80 | 24 | 9 | 5 |
2003 | 9062 | 2450 | 1350 | 557 | 229 | 76 | 22 | 7 | 5 |
2004 | 7177 | 2179 | 1194 | 716 | 261 | 71 | 17 | 5 | 3 |
2005 | 6996 | 1726 | 1062 | 643 | 328 | 82 | 15 | 2 | 2 |
2006 | 7560 | 1685 | 849 | 587 | 310 | 77 | 26 | 5 | 1 |
2007 | 7737 | 1822 | 828 | 470 | 292 | 95 | 24 | 9 | 2 |
2008 | 8638 | 1862 | 894 | 456 | 244 | 119 | 35 | 8 | 3 |
2009 | 9377 | 2078 | 913 | 492 | 239 | 112 | 49 | 14 | 3 |
2010 | 10983 | 2256 | 1018 | 502 | 256 | 112 | 49 | 22 | 4 |
2011 | 12422 | 2642 | 1104 | 563 | 267 | 121 | 48 | 21 | 6 |
2012 | 13773 | 2988 | 1294 | 613 | 306 | 127 | 50 | 18 | 5 |