Table 2. Estimated stock numbers. | |||||||
Year\Age | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1966 | 365127 | 228205 | 74013 | 19585 | 4228 | 1832 | 162 |
1967 | 363306 | 256017 | 94656 | 26529 | 5497 | 1025 | 487 |
1968 | 335038 | 254231 | 105662 | 33323 | 7486 | 1314 | 337 |
1969 | 304980 | 234216 | 107259 | 36425 | 9016 | 1951 | 452 |
1970 | 271577 | 212352 | 100509 | 38484 | 9698 | 2444 | 741 |
1971 | 280688 | 189662 | 93620 | 36279 | 10929 | 2781 | 1052 |
1972 | 330050 | 198789 | 86942 | 34372 | 10545 | 3463 | 1419 |
1973 | 381170 | 236097 | 93526 | 32145 | 10416 | 3346 | 1914 |
1974 | 388481 | 278452 | 116192 | 35454 | 10022 | 3383 | 2085 |
1975 | 346625 | 287506 | 141917 | 46120 | 11702 | 3302 | 2153 |
1976 | 346625 | 256017 | 149941 | 58221 | 16137 | 3903 | 2147 |
1977 | 427624 | 260667 | 138552 | 62755 | 20457 | 5329 | 2304 |
1978 | 609869 | 326113 | 148747 | 61145 | 22584 | 6945 | 2829 |
1979 | 584201 | 464167 | 190232 | 69425 | 23506 | 8185 | 3785 |
1980 | 508897 | 434521 | 272393 | 89501 | 27945 | 8848 | 4545 |
1981 | 579546 | 376247 | 251450 | 125242 | 34787 | 10391 | 4977 |
1982 | 568638 | 435391 | 219257 | 112420 | 47099 | 12335 | 5428 |
1983 | 442856 | 422101 | 253723 | 97246 | 41069 | 16421 | 5946 |
1984 | 333701 | 321579 | 241349 | 111525 | 35031 | 13805 | 7630 |
1985 | 290106 | 239905 | 175782 | 101215 | 39066 | 11298 | 7017 |
1986 | 260407 | 206489 | 128284 | 69355 | 34303 | 12212 | 5879 |
1987 | 251702 | 187025 | 108880 | 47954 | 21740 | 10014 | 5479 |
1988 | 178260 | 179154 | 95894 | 39340 | 14549 | 6294 | 4666 |
1989 | 123624 | 126121 | 87466 | 32403 | 11623 | 4239 | 3384 |
1990 | 119134 | 88080 | 59160 | 26503 | 8508 | 3276 | 2364 |
1991 | 116076 | 84542 | 41689 | 17004 | 5994 | 2279 | 1679 |
1992 | 139944 | 83366 | 40660 | 12765 | 3683 | 1584 | 1113 |
1993 | 152055 | 102437 | 43521 | 14526 | 3271 | 1043 | 822 |
1994 | 131268 | 111860 | 56106 | 18312 | 4530 | 1094 | 687 |
1995 | 118658 | 95035 | 60415 | 24222 | 6147 | 1596 | 668 |
1996 | 108989 | 86077 | 49662 | 24959 | 7922 | 2202 | 790 |
1997 | 89143 | 79221 | 43347 | 18837 | 7265 | 2719 | 1046 |
1998 | 105979 | 64408 | 38484 | 15256 | 4765 | 2307 | 1224 |
1999 | 104611 | 76420 | 30152 | 12514 | 3384 | 1382 | 1093 |
2000 | 107796 | 73792 | 34030 | 8492 | 2392 | 881 | 707 |
2001 | 96664 | 73792 | 30031 | 8191 | 1251 | 540 | 385 |
2002 | 91950 | 65644 | 27750 | 6124 | 1136 | 239 | 190 |
2003 | 60597 | 62069 | 22743 | 5400 | 911 | 247 | 102 |
2004 | 57354 | 41110 | 20680 | 3757 | 800 | 205 | 90 |
2005 | 93153 | 38638 | 13643 | 3543 | 543 | 184 | 78 |
2006 | 97734 | 64473 | 13014 | 2866 | 701 | 148 | 84 |
2007 | 102744 | 67440 | 23837 | 3262 | 626 | 215 | 77 |
2008 | 124368 | 71611 | 26450 | 6060 | 773 | 170 | 92 |
2009 | 125367 | 89232 | 27584 | 6240 | 1262 | 197 | 79 |
2010 | 140084 | 90039 | 36134 | 6183 | 1385 | 300 | 84 |
2011 | 143487 | 102950 | 37012 | 7208 | 1116 | 311 | 104 |
2012 | 127262 | 106404 | 41316 | 6977 | 1368 | 263 | 120 |
2013 | 147857 | 94372 | 43391 | 7013 | 1104 | 322 | 106 |
2014 | 154817 | 110968 | 39144 | 7491 | 955 | 257 | 119 |