Table 2. Estimated stock numbers. | |||||||
Year\Age | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1966 | 367324 | 228891 | 74013 | 19620 | 4241 | 1837 | 162 |
1967 | 366224 | 257301 | 94656 | 26556 | 5515 | 1026 | 484 |
1968 | 336381 | 256017 | 105873 | 33323 | 7502 | 1313 | 330 |
1969 | 304370 | 234685 | 107796 | 36425 | 9006 | 1954 | 447 |
1970 | 267266 | 211716 | 100509 | 38638 | 9667 | 2442 | 740 |
1971 | 276509 | 186465 | 93246 | 36279 | 10963 | 2775 | 1052 |
1972 | 330380 | 195830 | 85648 | 34303 | 10538 | 3490 | 1425 |
1973 | 386157 | 236097 | 92226 | 31729 | 10400 | 3352 | 1940 |
1974 | 392385 | 281813 | 116192 | 34996 | 9908 | 3388 | 2111 |
1975 | 342491 | 290686 | 143487 | 46120 | 11594 | 3273 | 2176 |
1976 | 338744 | 253216 | 151448 | 58806 | 16181 | 3873 | 2154 |
1977 | 423369 | 255250 | 137173 | 63259 | 20642 | 5337 | 2300 |
1978 | 629701 | 323515 | 146093 | 60597 | 22720 | 6999 | 2832 |
1979 | 591253 | 478782 | 189283 | 68460 | 23365 | 8255 | 3823 |
1980 | 501822 | 439767 | 280969 | 89322 | 27695 | 8829 | 4604 |
1981 | 587129 | 371016 | 254486 | 129056 | 34718 | 10331 | 5009 |
1982 | 581287 | 441088 | 216642 | 113664 | 48339 | 12314 | 5423 |
1983 | 444631 | 431059 | 257301 | 96182 | 41357 | 16831 | 5928 |
1984 | 329391 | 322868 | 246471 | 113097 | 34614 | 13890 | 7777 |
1985 | 287506 | 236334 | 176310 | 103259 | 39498 | 11157 | 7105 |
1986 | 259886 | 204230 | 126500 | 69494 | 34926 | 12340 | 5878 |
1987 | 258590 | 186279 | 107796 | 47382 | 21768 | 10168 | 5525 |
1988 | 175080 | 183506 | 95511 | 39105 | 14435 | 6326 | 4750 |
1989 | 111190 | 123377 | 89411 | 32500 | 11666 | 4256 | 3460 |
1990 | 101824 | 78905 | 57584 | 27310 | 8632 | 3352 | 2437 |
1991 | 99409 | 71539 | 37123 | 16697 | 6262 | 2382 | 1767 |
1992 | 139386 | 71254 | 34201 | 11414 | 3607 | 1663 | 1161 |
1993 | 171442 | 102744 | 38063 | 12664 | 3022 | 1036 | 863 |
1994 | 148747 | 126374 | 57815 | 16919 | 4167 | 1028 | 703 |
1995 | 131006 | 107581 | 69217 | 26056 | 6055 | 1489 | 646 |
1996 | 114005 | 94845 | 56670 | 28999 | 8817 | 2187 | 734 |
1997 | 88168 | 82372 | 47810 | 21239 | 8207 | 3015 | 1001 |
1998 | 111860 | 63895 | 40175 | 16796 | 5095 | 2573 | 1277 |
1999 | 112084 | 80499 | 30455 | 13186 | 3587 | 1459 | 1172 |
2000 | 117360 | 78826 | 36207 | 8842 | 2459 | 926 | 743 |
2001 | 97246 | 79698 | 32177 | 8830 | 1298 | 554 | 402 |
2002 | 91766 | 65382 | 30092 | 6628 | 1221 | 249 | 196 |
2003 | 59934 | 61451 | 22994 | 6040 | 1013 | 271 | 107 |
2004 | 57182 | 40055 | 21182 | 4021 | 945 | 236 | 99 |
2005 | 99111 | 37911 | 13570 | 3774 | 597 | 203 | 79 |
2006 | 105451 | 66636 | 12925 | 2912 | 751 | 151 | 80 |
2007 | 119253 | 69913 | 24367 | 3209 | 619 | 210 | 65 |
2008 | 148449 | 78198 | 26160 | 6184 | 702 | 154 | 72 |
2009 | 149792 | 99509 | 28710 | 6175 | 1172 | 179 | 61 |
2010 | 164555 | 100208 | 37496 | 6371 | 1214 | 277 | 63 |
2011 | 169566 | 112758 | 37421 | 7342 | 965 | 268 | 75 |
2012 | 137310 | 117125 | 42277 | 7327 | 1237 | 234 | 86 |
2013 | 167209 | 94750 | 43002 | 7229 | 1061 | 299 | 74 |
2014 | 176840 | 118421 | 33658 | 6872 | 911 | 260 | 85 |
2015 | 167209 | 125995 | 42574 | 5015 | 807 | 215 | 77 |