Table 2. Estimated stock numbers. | |||||||
Year\Age | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1966 | 402319 | 232582 | 69773 | 22226 | 4434 | 1785 | 168 |
1967 | 372503 | 284077 | 96471 | 25642 | 7169 | 1181 | 525 |
1968 | 340102 | 259367 | 112871 | 33996 | 7803 | 990 | 228 |
1969 | 291851 | 236570 | 104925 | 36316 | 8760 | 2149 | 336 |
1970 | 247212 | 200386 | 97441 | 37873 | 8564 | 2515 | 723 |
1971 | 264342 | 169736 | 86336 | 34892 | 10444 | 2454 | 932 |
1972 | 317109 | 185535 | 80983 | 32403 | 9543 | 4205 | 1355 |
1973 | 408399 | 224358 | 86595 | 29584 | 9637 | 3605 | 2175 |
1974 | 428480 | 298941 | 111972 | 31825 | 8817 | 3675 | 2245 |
1975 | 317426 | 320937 | 152360 | 44936 | 10767 | 3276 | 2225 |
1976 | 317744 | 233748 | 158736 | 62881 | 17408 | 4132 | 2139 |
1977 | 451351 | 239666 | 125116 | 62255 | 21549 | 5648 | 2061 |
1978 | 705738 | 348363 | 144062 | 55826 | 20711 | 6674 | 2379 |
1979 | 583034 | 544705 | 212777 | 72114 | 22607 | 8785 | 3882 |
1980 | 466494 | 434087 | 325787 | 105451 | 32370 | 9553 | 5282 |
1981 | 634124 | 343176 | 252206 | 147119 | 40175 | 12850 | 5871 |
1982 | 629071 | 481663 | 210660 | 110304 | 51844 | 13328 | 6302 |
1983 | 448651 | 470241 | 290106 | 95416 | 38754 | 16568 | 6160 |
1984 | 309898 | 325462 | 277063 | 131006 | 34579 | 13947 | 8286 |
1985 | 257043 | 221018 | 174033 | 116076 | 44135 | 10952 | 7040 |
1986 | 266732 | 179872 | 117830 | 69148 | 40946 | 14366 | 5868 |
1987 | 300740 | 191377 | 98027 | 43652 | 20796 | 10017 | 4976 |
1988 | 204638 | 215346 | 100208 | 36901 | 13664 | 5786 | 4160 |
1989 | 122149 | 145074 | 103156 | 34996 | 12519 | 4440 | 3220 |
1990 | 99211 | 87029 | 64537 | 29703 | 9511 | 3925 | 2425 |
1991 | 90129 | 69148 | 38638 | 17074 | 6238 | 2544 | 1729 |
1992 | 137036 | 63831 | 28141 | 9833 | 3055 | 1310 | 889 |
1993 | 173685 | 101215 | 34892 | 10489 | 2661 | 787 | 561 |
1994 | 136353 | 129832 | 61636 | 18529 | 4278 | 1311 | 669 |
1995 | 121419 | 99111 | 74236 | 30792 | 7548 | 1901 | 897 |
1996 | 108662 | 88876 | 54557 | 32794 | 10697 | 2771 | 1004 |
1997 | 96182 | 79539 | 44757 | 20054 | 8093 | 4038 | 1456 |
1998 | 137036 | 71325 | 38677 | 15929 | 4237 | 2589 | 1769 |
1999 | 149642 | 102437 | 38484 | 14187 | 3504 | 1431 | 1488 |
2000 | 164720 | 110525 | 53691 | 14306 | 3320 | 1261 | 1064 |
2001 | 151297 | 118658 | 55381 | 16781 | 3340 | 1162 | 812 |
2002 | 162918 | 108989 | 58105 | 15980 | 3642 | 1107 | 666 |
2003 | 143487 | 116541 | 56557 | 18873 | 3690 | 1065 | 527 |
2004 | 186279 | 104193 | 62380 | 17976 | 5441 | 1137 | 490 |
2005 | 258590 | 136899 | 59516 | 22359 | 4829 | 1467 | 439 |
2006 | 297152 | 189852 | 82785 | 26004 | 7386 | 1213 | 481 |
2007 | 376623 | 219696 | 118066 | 42659 | 11083 | 2108 | 483 |
2008 | 410857 | 281532 | 139107 | 61390 | 20735 | 3912 | 908 |
2009 | 409626 | 304066 | 178796 | 73571 | 28424 | 7542 | 1748 |
2010 | 381551 | 304370 | 191568 | 94183 | 34098 | 8969 | 2961 |
2011 | 375495 | 279847 | 187400 | 95894 | 43174 | 10687 | 3735 |
2012 | 393958 | 277063 | 167209 | 89501 | 41815 | 14654 | 4902 |
2013 | 487478 | 287794 | 161619 | 71611 | 37534 | 15230 | 7118 |
2014 | 532320 | 358255 | 164555 | 65447 | 26529 | 14043 | 8358 |