Table 2. Estimated stock numbers. | |||||||
Year\Age | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1966 | 386157 | 233048 | 71539 | 20187 | 4505 | 1854 | 160 |
1967 | 375495 | 272938 | 96278 | 26397 | 5934 | 1114 | 477 |
1968 | 340102 | 260928 | 109645 | 34098 | 7826 | 1282 | 220 |
1969 | 304370 | 235390 | 107045 | 36388 | 9004 | 2069 | 389 |
1970 | 256273 | 206489 | 98223 | 38832 | 9042 | 2469 | 777 |
1971 | 266732 | 175255 | 89501 | 35596 | 11027 | 2672 | 1095 |
1972 | 329391 | 186652 | 82207 | 33423 | 10188 | 3952 | 1593 |
1973 | 401917 | 231422 | 87728 | 30242 | 10180 | 3343 | 2493 |
1974 | 413329 | 292728 | 114691 | 32728 | 9328 | 3405 | 2576 |
1975 | 332701 | 308661 | 148747 | 45707 | 11162 | 3148 | 2529 |
1976 | 315527 | 245733 | 155593 | 60840 | 17151 | 3774 | 2393 |
1977 | 412916 | 241832 | 132058 | 62380 | 21003 | 5306 | 2350 |
1978 | 690382 | 324811 | 143631 | 58630 | 21405 | 6797 | 2695 |
1979 | 612314 | 530195 | 197402 | 70827 | 23365 | 8217 | 3958 |
1980 | 475918 | 451802 | 316159 | 97149 | 30884 | 9618 | 4829 |
1981 | 600189 | 352568 | 263287 | 143774 | 37760 | 11963 | 5591 |
1982 | 612926 | 458630 | 213844 | 115613 | 51483 | 12945 | 6127 |
1983 | 453160 | 457257 | 275406 | 96278 | 40741 | 17838 | 5945 |
1984 | 316792 | 326766 | 267266 | 124368 | 34752 | 13608 | 8474 |
1985 | 275957 | 225032 | 176487 | 112420 | 42959 | 10960 | 7220 |
1986 | 257558 | 191568 | 120451 | 69703 | 38949 | 13200 | 5907 |
1987 | 300740 | 185535 | 103363 | 44936 | 21284 | 10157 | 5311 |
1988 | 203414 | 210449 | 96955 | 38484 | 14074 | 5992 | 4417 |
1989 | 113550 | 142629 | 100710 | 33894 | 12587 | 4286 | 3300 |
1990 | 101114 | 81552 | 64151 | 29057 | 9174 | 3543 | 2476 |
1991 | 90400 | 69633 | 36534 | 17161 | 5847 | 2305 | 1761 |
1992 | 137310 | 64861 | 29912 | 9928 | 3000 | 1433 | 941 |
1993 | 170758 | 101519 | 35031 | 11113 | 2623 | 859 | 670 |
1994 | 141351 | 127134 | 60054 | 17485 | 4184 | 1064 | 700 |
1995 | 123500 | 102847 | 72186 | 29231 | 6696 | 1710 | 780 |
1996 | 109974 | 89859 | 55882 | 31603 | 9966 | 2702 | 895 |
1997 | 91858 | 80338 | 45388 | 21059 | 8052 | 3641 | 1414 |
1998 | 135131 | 69217 | 39340 | 16329 | 4559 | 2707 | 1809 |
1999 | 140084 | 101215 | 36571 | 14275 | 3734 | 1531 | 1709 |
2000 | 153123 | 103363 | 52575 | 13586 | 3337 | 1271 | 1280 |
2001 | 122639 | 106724 | 50463 | 17358 | 3467 | 1166 | 968 |
2002 | 113664 | 85648 | 48630 | 14011 | 3855 | 1166 | 808 |
2003 | 93060 | 80017 | 39975 | 13776 | 2823 | 1218 | 691 |
2004 | 99111 | 66237 | 37459 | 10712 | 3045 | 888 | 665 |
2005 | 139107 | 72766 | 33793 | 11363 | 2230 | 780 | 450 |
2006 | 136080 | 103570 | 40823 | 12582 | 3019 | 658 | 423 |
2007 | 144206 | 101926 | 57757 | 17804 | 4011 | 1021 | 410 |
2008 | 157629 | 110747 | 62380 | 25160 | 6851 | 1605 | 632 |
2009 | 164226 | 121662 | 70052 | 31698 | 10551 | 3310 | 1180 |
2010 | 178796 | 127516 | 78433 | 37384 | 14777 | 5197 | 2638 |
2011 | 209400 | 141210 | 85734 | 41523 | 17913 | 7886 | 4834 |