Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1973 | 29762 | 6418 | 4356 | 2063 | 9051 | 1650 | 1193 | 333 | 1387 | 2175 |
1974 | 87116 | 23600 | 5255 | 3621 | 1582 | 6702 | 1155 | 723 | 168 | 1502 |
1975 | 15959 | 77575 | 18693 | 4366 | 3026 | 1215 | 4863 | 750 | 380 | 775 |
1976 | 8457 | 12650 | 69148 | 14848 | 3357 | 2223 | 831 | 3007 | 384 | 613 |
1977 | 7628 | 6812 | 10027 | 56500 | 11493 | 2372 | 1341 | 463 | 1227 | 472 |
1978 | 13222 | 6122 | 5487 | 7853 | 39975 | 7830 | 1385 | 621 | 170 | 633 |
1979 | 4869 | 11349 | 4913 | 4667 | 5603 | 24101 | 4593 | 786 | 193 | 152 |
1980 | 10328 | 3779 | 9741 | 3928 | 3506 | 3242 | 13743 | 1900 | 171 | 58 |
1981 | 3434 | 8947 | 2933 | 8120 | 3038 | 2574 | 2155 | 7269 | 549 | 73 |
1982 | 4553 | 2695 | 7751 | 2267 | 7010 | 2403 | 1826 | 1171 | 2230 | 202 |
1983 | 1540 | 3953 | 2127 | 6871 | 1831 | 5532 | 1316 | 672 | 217 | 540 |
1984 | 4056 | 1185 | 3432 | 1742 | 5235 | 1074 | 2675 | 403 | 191 | 206 |
1985 | 92319 | 3330 | 960 | 2890 | 1282 | 3296 | 434 | 1054 | 107 | 129 |
1986 | 46583 | 83034 | 2750 | 690 | 2208 | 788 | 1834 | 211 | 537 | 109 |
1987 | 4006 | 39935 | 73792 | 2197 | 485 | 1476 | 421 | 1069 | 111 | 411 |
1988 | 2274 | 3110 | 33793 | 63895 | 1502 | 285 | 884 | 220 | 539 | 239 |
1989 | 627 | 1899 | 2394 | 27337 | 46583 | 827 | 109 | 430 | 104 | 283 |
1990 | 301 | 491 | 1561 | 1823 | 17781 | 24077 | 313 | 37 | 191 | 98 |
1991 | 431 | 238 | 375 | 1252 | 860 | 6563 | 6368 | 82 | 18 | 53 |
1992 | 439 | 348 | 187 | 271 | 457 | 153 | 1415 | 873 | 24 | 10 |
1993 | 291 | 355 | 268 | 146 | 103 | 147 | 38 | 120 | 81 | 5 |
1994 | 391 | 235 | 290 | 222 | 92 | 52 | 78 | 17 | 26 | 26 |
1995 | 128 | 325 | 207 | 207 | 163 | 58 | 31 | 51 | 9 | 29 |
1996 | 208 | 97 | 261 | 168 | 145 | 96 | 38 | 21 | 32 | 25 |
1997 | 429 | 164 | 77 | 194 | 140 | 99 | 59 | 26 | 13 | 39 |
1998 | 1143 | 356 | 131 | 63 | 140 | 101 | 67 | 35 | 16 | 36 |
1999 | 1332 | 917 | 313 | 111 | 57 | 95 | 72 | 45 | 20 | 36 |
2000 | 2600 | 1131 | 759 | 284 | 94 | 48 | 62 | 46 | 28 | 39 |
2001 | 2314 | 2233 | 935 | 621 | 251 | 85 | 39 | 41 | 27 | 47 |
2002 | 2326 | 1872 | 1891 | 761 | 481 | 217 | 74 | 30 | 26 | 51 |
2003 | 7436 | 1929 | 1531 | 1579 | 592 | 359 | 180 | 57 | 20 | 53 |
2004 | 30182 | 6189 | 1589 | 1243 | 1248 | 447 | 248 | 128 | 36 | 51 |
2005 | 11891 | 26397 | 5096 | 1309 | 994 | 964 | 314 | 136 | 76 | 61 |
2006 | 15975 | 9501 | 23017 | 4735 | 1053 | 780 | 680 | 167 | 59 | 97 |
2007 | 7978 | 12491 | 7452 | 18380 | 3614 | 770 | 499 | 404 | 103 | 116 |
2008 | 17624 | 6374 | 9285 | 5914 | 12301 | 2463 | 510 | 262 | 230 | 146 |
2009 | 12694 | 14270 | 5040 | 6410 | 3824 | 4810 | 1216 | 194 | 168 | 227 |
2010 | 43652 | 10514 | 11419 | 3528 | 4099 | 2044 | 2864 | 764 | 135 | 274 |
2011 | 21173 | 37949 | 8928 | 9425 | 2621 | 2571 | 1323 | 1594 | 518 | 309 |
2012 | 13044 | 16917 | 32370 | 8311 | 7563 | 2048 | 1624 | 816 | 845 | 561 |
2013 | 17869 | 10682 | 12810 | 26503 | 6834 | 5844 | 1508 | 1084 | 495 | 895 |
2014 | 12476 | 14857 | 8614 | 9357 | 19042 | 4986 | 3834 | 1030 | 701 | 863 |
2015 | 15628 | 10128 | 12694 | 7102 | 7978 | 13334 | 3444 | 2147 | 569 | 959 |