Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1963 | 487478 | 184241 | 20339 | 10330 | 8251 | 5229 |
1964 | 802109 | 133653 | 51741 | 11535 | 5261 | 7059 |
1965 | 1042362 | 229120 | 40336 | 22948 | 6212 | 5602 |
1966 | 1271872 | 275130 | 67711 | 16487 | 9513 | 6184 |
1967 | 1074107 | 338067 | 72693 | 28739 | 8039 | 8202 |
1968 | 544161 | 289816 | 89859 | 28739 | 14327 | 7123 |
1969 | 480220 | 141210 | 72620 | 34166 | 11439 | 10048 |
1970 | 1561254 | 130875 | 38754 | 32370 | 15432 | 8536 |
1971 | 2034987 | 414571 | 33591 | 14955 | 16036 | 10721 |
1972 | 509406 | 518658 | 90490 | 12157 | 5981 | 12826 |
1973 | 740440 | 119372 | 105873 | 29912 | 4964 | 7216 |
1974 | 726505 | 177194 | 23861 | 36680 | 11073 | 5634 |
1975 | 1236753 | 169397 | 36901 | 9666 | 16455 | 7232 |
1976 | 846614 | 285501 | 33996 | 13639 | 3812 | 9945 |
1977 | 2092772 | 171442 | 51226 | 10937 | 5137 | 6186 |
1978 | 1333077 | 443743 | 30792 | 18834 | 5598 | 4652 |
1979 | 1636385 | 271577 | 80258 | 9005 | 7374 | 3572 |
1980 | 2623448 | 313013 | 58806 | 24711 | 3982 | 4721 |
1981 | 1056001 | 494350 | 58747 | 17678 | 8882 | 3660 |
1982 | 1727179 | 191760 | 92042 | 17024 | 6599 | 5632 |
1983 | 946949 | 320937 | 33090 | 21245 | 5434 | 4533 |
1984 | 1709993 | 177371 | 51896 | 8047 | 6790 | 3887 |
1985 | 415817 | 332701 | 32958 | 14820 | 2806 | 4265 |
1986 | 1861699 | 84881 | 57815 | 10212 | 5661 | 3037 |
1987 | 709276 | 387317 | 16365 | 15466 | 3034 | 3409 |
1988 | 490411 | 151752 | 70263 | 5234 | 4986 | 2410 |
1989 | 827364 | 107689 | 30394 | 17499 | 1832 | 2993 |
1990 | 327420 | 180593 | 20296 | 7972 | 5228 | 1729 |
1991 | 374370 | 75132 | 30669 | 6111 | 2741 | 3047 |
1992 | 856834 | 90400 | 14979 | 8947 | 2073 | 2140 |
1993 | 434521 | 201995 | 17910 | 5104 | 2918 | 1661 |
1994 | 1018661 | 107259 | 36534 | 5594 | 1778 | 1797 |
1995 | 596002 | 248451 | 23318 | 10440 | 1823 | 1379 |
1996 | 372876 | 141775 | 39577 | 5710 | 3344 | 1449 |
1997 | 1160081 | 96568 | 25848 | 9548 | 1868 | 1723 |
1998 | 141210 | 300740 | 20613 | 7003 | 3011 | 1280 |
1999 | 251450 | 37272 | 54285 | 5519 | 2072 | 1623 |
2000 | 457257 | 67914 | 8617 | 10507 | 1578 | 1150 |
2001 | 167042 | 127389 | 14258 | 2296 | 2420 | 810 |
2002 | 246965 | 48388 | 25540 | 4067 | 626 | 1033 |
2003 | 123254 | 68186 | 10749 | 7506 | 1153 | 589 |
2004 | 201793 | 37459 | 14371 | 3257 | 2172 | 650 |
2005 | 154508 | 53960 | 8150 | 3628 | 1066 | 1171 |
2006 | 358255 | 45388 | 12417 | 2326 | 1170 | 1027 |
2007 | 168552 | 100609 | 10064 | 4366 | 1043 | 918 |
2008 | 196025 | 46490 | 23742 | 3432 | 1780 | 1123 |
2009 | 193300 | 54122 | 11460 | 8139 | 1539 | 1326 |
2010 | 296262 | 55160 | 13354 | 4308 | 3591 | 1296 |
2011 | 148153 | 80902 | 13808 | 4803 | 2007 | 2619 |
2012 | 203211 | 41689 | 21047 | 6704 | 2297 | 2377 |
2013 | 263024 | 52892 | 11685 | 9939 | 3509 | 2362 |
2014 | 391601 | 66836 | 15902 | 5772 | 5136 | 3012 |
2015 | 169058 | 104925 | 20228 | 7482 | 3032 | 5274 |
2016 | 145365 | 41357 | 30152 | 10075 | 4168 | 5339 |