Table 2. Estimated stock numbers. | ||||||
Year\Age | 3 | 4 | 5 | 6 | 7 | 8+ |
1978 | 27201 | 18796 | 13138 | 7449 | 2541 | 1568 |
1979 | 27228 | 21085 | 10872 | 7099 | 3680 | 2024 |
1980 | 26450 | 20671 | 12225 | 5578 | 2998 | 2531 |
1981 | 27695 | 20181 | 12145 | 6066 | 2647 | 2774 |
1982 | 28883 | 21267 | 11723 | 6358 | 2900 | 2543 |
1983 | 27917 | 21543 | 12313 | 6224 | 2886 | 2289 |
1984 | 27364 | 19736 | 11268 | 6392 | 3027 | 2511 |
1985 | 27119 | 19116 | 10565 | 5441 | 3182 | 2612 |
1986 | 26265 | 18257 | 10293 | 4981 | 2827 | 2785 |
1987 | 25848 | 17552 | 8898 | 4551 | 2337 | 2209 |
1988 | 27310 | 17564 | 8674 | 3993 | 1961 | 1872 |
1989 | 28653 | 18164 | 8273 | 3496 | 1604 | 1579 |
1990 | 31195 | 18732 | 7537 | 3620 | 1426 | 1314 |
1991 | 33157 | 21218 | 8789 | 3440 | 1674 | 1212 |
1992 | 33624 | 23766 | 11089 | 4129 | 1475 | 1305 |
1993 | 34030 | 25463 | 14432 | 5588 | 1755 | 1133 |
1994 | 35383 | 25489 | 15404 | 7042 | 2233 | 1347 |
1995 | 34406 | 25719 | 14635 | 8014 | 3143 | 1768 |
1996 | 33591 | 22203 | 12132 | 6111 | 3275 | 2357 |
1997 | 34303 | 20800 | 9752 | 5262 | 2339 | 2031 |
1998 | 36717 | 20902 | 8600 | 4102 | 2304 | 1372 |
1999 | 39183 | 21770 | 8935 | 3782 | 1638 | 1444 |
2000 | 42235 | 24101 | 11436 | 4292 | 1511 | 993 |
2001 | 44356 | 26134 | 12179 | 5666 | 1935 | 1205 |
2002 | 45890 | 26984 | 12338 | 5117 | 2463 | 1467 |
2003 | 45752 | 26635 | 12113 | 5346 | 2057 | 1561 |
2004 | 49021 | 30394 | 15039 | 4888 | 1603 | 681 |
2005 | 51226 | 32468 | 16282 | 6328 | 1390 | 640 |
2006 | 49168 | 35703 | 15894 | 5590 | 2085 | 492 |
2007 | 43783 | 36607 | 19452 | 5984 | 1994 | 1098 |
2008 | 42531 | 31445 | 19239 | 8067 | 2264 | 627 |
2009 | 42830 | 30546 | 16543 | 8263 | 2600 | 970 |
2010 | 44534 | 27945 | 15525 | 7691 | 3728 | 2211 |