Table 2. Estimated stock numbers. | ||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7+ |
1970 | 422523 | 230499 | 107904 | 20576 | 8157 | 2761 | 910 | 658 |
1971 | 478303 | 187963 | 115266 | 31226 | 6013 | 2963 | 1184 | 711 |
1972 | 272120 | 226387 | 91583 | 32958 | 9004 | 2132 | 1164 | 728 |
1973 | 437574 | 112984 | 117243 | 29115 | 9129 | 2862 | 687 | 677 |
1974 | 291268 | 210449 | 55381 | 37198 | 8551 | 2845 | 1167 | 554 |
1975 | 276233 | 127389 | 115960 | 17225 | 9671 | 2325 | 974 | 654 |
1976 | 377755 | 120692 | 72114 | 40823 | 5039 | 2854 | 861 | 592 |
1977 | 286072 | 177549 | 65186 | 22359 | 9667 | 1615 | 928 | 551 |
1978 | 164062 | 131268 | 107904 | 20111 | 5590 | 2619 | 614 | 559 |
1979 | 313326 | 67238 | 78905 | 37647 | 5979 | 1956 | 1088 | 539 |
1980 | 261712 | 150091 | 36026 | 32860 | 11232 | 2304 | 852 | 797 |
1981 | 280688 | 115266 | 93340 | 17647 | 9313 | 3923 | 1003 | 697 |
1982 | 281532 | 126754 | 70263 | 33290 | 4915 | 2664 | 1293 | 668 |
1983 | 124368 | 134726 | 70545 | 26635 | 9672 | 2039 | 1009 | 742 |
1984 | 101114 | 53316 | 80580 | 23017 | 8370 | 3323 | 855 | 687 |
1985 | 186279 | 42659 | 28999 | 27695 | 7562 | 3088 | 1329 | 606 |
1986 | 126754 | 90400 | 24077 | 12903 | 7107 | 2276 | 1063 | 621 |
1987 | 55326 | 58924 | 63133 | 11621 | 3510 | 1769 | 621 | 534 |
1988 | 70052 | 22902 | 38716 | 26265 | 4158 | 1144 | 613 | 459 |
1989 | 72186 | 31984 | 13529 | 16596 | 7752 | 1444 | 455 | 415 |
1990 | 107796 | 31540 | 21627 | 7943 | 4973 | 2287 | 476 | 311 |
1991 | 206282 | 47524 | 20620 | 10070 | 3445 | 1477 | 588 | 181 |
1992 | 127899 | 101013 | 32145 | 10881 | 3153 | 1322 | 352 | 187 |
1993 | 159054 | 55437 | 69217 | 17367 | 3706 | 1316 | 402 | 122 |
1994 | 230499 | 71611 | 41606 | 37987 | 6881 | 1430 | 350 | 146 |
1995 | 57297 | 115497 | 56500 | 21000 | 15344 | 3334 | 537 | 153 |
1996 | 205870 | 23110 | 84373 | 30946 | 8162 | 5646 | 1084 | 168 |
1997 | 302549 | 98519 | 14597 | 41357 | 8503 | 3042 | 1568 | 383 |
1998 | 138690 | 140787 | 65186 | 8487 | 10298 | 2323 | 949 | 441 |
1999 | 148896 | 58689 | 86163 | 27917 | 3717 | 3133 | 808 | 362 |
2000 | 129056 | 67373 | 42277 | 36864 | 8407 | 1385 | 872 | 308 |
2001 | 162592 | 58163 | 44802 | 19038 | 9992 | 2755 | 424 | 281 |
2002 | 72114 | 77188 | 33928 | 18139 | 5173 | 2655 | 807 | 219 |
2003 | 204025 | 28001 | 53745 | 15556 | 5243 | 1649 | 710 | 284 |
2004 | 140646 | 100007 | 18570 | 25109 | 6076 | 1914 | 545 | 274 |
2005 | 101620 | 63513 | 76496 | 10257 | 8458 | 2268 | 590 | 194 |
2006 | 92134 | 45342 | 42235 | 42574 | 4290 | 2562 | 602 | 254 |
2007 | 72548 | 41481 | 36827 | 24416 | 17321 | 2439 | 946 | 278 |
2008 | 130483 | 30699 | 31825 | 25160 | 10506 | 5965 | 996 | 437 |
2009 | 89859 | 61636 | 25438 | 21515 | 13529 | 4181 | 1527 | 434 |
2010 | 101215 | 39183 | 52628 | 20101 | 11659 | 4574 | 1381 | 585 |
2011 | 82868 | 45071 | 30364 | 33691 | 12433 | 4932 | 1144 | 539 |
2012 | 129056 | 36062 | 34614 | 23110 | 20984 | 5440 | 1418 | 338 |
2013 | 129056 | 59755 | 27282 | 25109 | 13366 | 9004 | 1635 | 570 |