Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9+ |
1975 | 1458618 | 6776694 | 724328 | 378133 | 201390 | 62755 | 24588 | 9491 | 3704 | 1585 |
1976 | 1580102 | 412916 | 1068750 | 132455 | 57757 | 35454 | 9868 | 6716 | 1279 | 503 |
1977 | 2996633 | 417901 | 93060 | 213416 | 15975 | 9977 | 6448 | 2602 | 1409 | 188 |
1978 | 5288261 | 1347821 | 82125 | 48874 | 41316 | 3848 | 3059 | 2090 | 845 | 701 |
1979 | 14104437 | 1755036 | 399113 | 77111 | 57354 | 23957 | 3336 | 3048 | 1646 | 708 |
1980 | 24692250 | 3191495 | 572633 | 278452 | 85734 | 68528 | 21102 | 5068 | 1931 | 864 |
1981 | 40184825 | 4709065 | 1033023 | 251954 | 134188 | 65186 | 55548 | 26108 | 5816 | 1970 |
1982 | 63846990 | 7920778 | 1251683 | 564672 | 134592 | 70545 | 35596 | 32209 | 14374 | 3397 |
1983 | 60188990 | 13336297 | 1808485 | 662649 | 274581 | 115036 | 62318 | 30364 | 24101 | 16747 |
1984 | 60128831 | 14490445 | 3239728 | 990535 | 436699 | 154045 | 67508 | 46864 | 19372 | 27695 |
1985 | 65923135 | 19776403 | 4231216 | 2158664 | 558494 | 286359 | 90672 | 43565 | 25336 | 26265 |
1986 | 73368115 | 24890581 | 4222762 | 2067809 | 993511 | 285215 | 138275 | 44356 | 22765 | 24270 |
1987 | 97172664 | 35215610 | 6729423 | 1687907 | 955510 | 529136 | 159692 | 62818 | 18828 | 18474 |
1988 | 56007715 | 39904514 | 10231687 | 3594804 | 822415 | 481182 | 258332 | 80741 | 29231 | 16298 |
1989 | 32834817 | 20790361 | 5465685 | 4465983 | 1631483 | 407583 | 238232 | 106617 | 34441 | 17001 |
1990 | 21660481 | 10995537 | 3775336 | 3537745 | 2899358 | 1014595 | 284646 | 149941 | 81879 | 28029 |
1991 | 34935009 | 11617231 | 3594804 | 1730637 | 1922237 | 1569080 | 570347 | 182225 | 77111 | 39222 |
1992 | 82309739 | 12188458 | 4823450 | 1748030 | 1205012 | 1164730 | 976764 | 345933 | 103881 | 99708 |
1993 | 71128595 | 26802347 | 4533478 | 2076096 | 863717 | 653436 | 628443 | 441088 | 140927 | 88610 |
1994 | 45353595 | 16734784 | 4718493 | 1231816 | 489432 | 318380 | 265667 | 261712 | 167209 | 99012 |
1995 | 51960792 | 12176276 | 5509586 | 1920315 | 600189 | 190613 | 164226 | 141492 | 128284 | 118777 |