Table 2. Estimated stock numbers. | |||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1965 | 36873364 | 1976820 | 53745 | 2016754 | 73939 | 8248 | 3892 | 1142 | 459 |
1966 | 59769138 | 7067377 | 108445 | 20515 | 944112 | 21864 | 1911 | 1110 | 562 |
1967 | 72131399 | 11757478 | 455431 | 20303 | 10358 | 387317 | 5903 | 451 | 580 |
1968 | 3048012 | 24154953 | 1957150 | 75132 | 7491 | 6960 | 125492 | 2120 | 271 |
1969 | 11432835 | 562418 | 9969091 | 634759 | 18574 | 4802 | 3866 | 42447 | 837 |
1970 | 72348118 | 2827773 | 395142 | 3874782 | 124866 | 3371 | 1860 | 791 | 12134 |
1971 | 40588689 | 21274080 | 297747 | 119731 | 1090340 | 25135 | 1118 | 399 | 3778 |
1972 | 23629347 | 10313868 | 2433887 | 82043 | 43391 | 402721 | 7728 | 419 | 1209 |
1973 | 45444393 | 5251372 | 2018772 | 562418 | 15309 | 11636 | 131137 | 2422 | 732 |
1974 | 81084307 | 14783171 | 630331 | 693149 | 128027 | 4283 | 3488 | 39105 | 897 |
1975 | 10995537 | 25444241 | 2090680 | 128412 | 206282 | 34372 | 1654 | 1173 | 11541 |
1976 | 14389366 | 2502999 | 3722850 | 449100 | 26056 | 55938 | 10383 | 417 | 3626 |
1977 | 14738888 | 3440062 | 343520 | 924492 | 91035 | 8767 | 13381 | 3124 | 1256 |
1978 | 21965860 | 3488561 | 436699 | 67440 | 261974 | 21928 | 2705 | 4079 | 1867 |
1979 | 36324391 | 4920890 | 668639 | 94466 | 15381 | 71182 | 5717 | 726 | 1760 |
1980 | 14274710 | 8335216 | 1194215 | 161781 | 21326 | 4086 | 21532 | 1589 | 836 |
1981 | 22075965 | 2520581 | 1819368 | 380028 | 36279 | 5086 | 1363 | 6922 | 699 |
1982 | 14076257 | 4524420 | 406769 | 810171 | 107045 | 10365 | 1803 | 941 | 2626 |
1983 | 31046604 | 2581807 | 789378 | 160011 | 290106 | 35882 | 4583 | 677 | 1471 |
1984 | 10853520 | 7709778 | 461390 | 259886 | 48436 | 86163 | 11733 | 1808 | 795 |
1985 | 12597387 | 2329118 | 1509064 | 161297 | 72403 | 11819 | 31666 | 3813 | 980 |
1986 | 14519455 | 2928497 | 438888 | 570347 | 46723 | 18962 | 3796 | 9972 | 1764 |
1987 | 2673770 | 4657549 | 660003 | 105345 | 156530 | 11541 | 6664 | 1956 | 5665 |
1988 | 3745254 | 611702 | 1189448 | 173512 | 28681 | 43521 | 3779 | 1806 | 2923 |
1989 | 5030349 | 998491 | 132191 | 407583 | 37347 | 6965 | 13529 | 1356 | 1756 |
1990 | 9549506 | 1333077 | 205664 | 37571 | 106617 | 8259 | 2318 | 4030 | 906 |
1991 | 14857272 | 2934360 | 224808 | 41440 | 8131 | 25566 | 2671 | 1117 | 2248 |
1992 | 30830037 | 3859314 | 682829 | 62380 | 10746 | 2467 | 10399 | 1065 | 1535 |
1993 | 9771690 | 5856133 | 738961 | 229349 | 19220 | 3088 | 1181 | 3679 | 1130 |
1994 | 26324220 | 1727179 | 1023767 | 199586 | 60597 | 4954 | 1026 | 561 | 1670 |
1995 | 8736323 | 7363162 | 377377 | 370645 | 60054 | 17084 | 2025 | 318 | 676 |
1996 | 13243269 | 1457160 | 1586435 | 140084 | 121055 | 19017 | 6761 | 1388 | 361 |
1997 | 5768946 | 3649132 | 412091 | 639857 | 43434 | 34579 | 5586 | 1955 | 399 |
1998 | 5826925 | 1887946 | 709986 | 166708 | 254231 | 15942 | 10050 | 1844 | 759 |
1999 | 60309488 | 1381942 | 364397 | 229349 | 68050 | 78747 | 5229 | 3607 | 972 |
2000 | 13592110 | 13673907 | 263814 | 109754 | 63513 | 18936 | 19626 | 1681 | 1105 |
2001 | 1521185 | 3291981 | 3169232 | 92967 | 30946 | 15586 | 5505 | 4948 | 1057 |
2002 | 2949069 | 616615 | 629701 | 1597579 | 27861 | 10062 | 4620 | 2165 | 2649 |
2003 | 3201084 | 639857 | 96375 | 333701 | 832343 | 9962 | 3106 | 1521 | 1447 |
2004 | 3128299 | 805324 | 141351 | 45342 | 224808 | 480701 | 3878 | 1174 | 931 |
2005 | 17470075 | 666636 | 136626 | 60597 | 25387 | 111190 | 214915 | 1542 | 861 |
2006 | 3544827 | 5173190 | 120451 | 59456 | 27119 | 14665 | 49861 | 95035 | 949 |
2007 | 2280716 | 938464 | 1073033 | 54885 | 26187 | 10664 | 6583 | 23249 | 29941 |
2008 | 2644520 | 689692 | 217945 | 449999 | 22315 | 7390 | 5665 | 2748 | 18326 |
2009 | 14738888 | 675359 | 168552 | 129573 | 331042 | 7920 | 4046 | 3062 | 6869 |
2010 | 1145097 | 5400489 | 155438 | 108228 | 77964 | 184610 | 4807 | 2486 | 3641 |
2011 | 790167 | 391210 | 882929 | 98716 | 63386 | 49662 | 111748 | 3811 | 3180 |
2012 | 1647880 | 204638 | 77188 | 515040 | 34030 | 22471 | 16305 | 57642 | 4171 |
2013 | 1133703 | 601391 | 40296 | 40579 | 353982 | 10748 | 10310 | 7466 | 32696 |
2014 | 1133703 | 218600 | 127644 | 24319 | 52786 | 237994 | 6513 | 6568 | 27834 |