Table 2. Estimated stock numbers. | |||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1965 | 22634820 | 1104607 | 80017 | 2528154 | 79459 | 7825 | 3984 | 1200 | 482 |
1966 | 48013847 | 3798056 | 103881 | 26423 | 965113 | 22584 | 1816 | 1112 | 559 |
1967 | 42926504 | 7088611 | 320616 | 22561 | 12303 | 274306 | 5926 | 424 | 509 |
1968 | 18056206 | 16618050 | 1298863 | 64344 | 9126 | 6008 | 102950 | 1861 | 237 |
1969 | 7572244 | 4265202 | 6763155 | 432787 | 19349 | 4914 | 2967 | 35454 | 695 |
1970 | 58938200 | 1642943 | 637940 | 2538287 | 108120 | 4376 | 1775 | 736 | 11231 |
1971 | 32605776 | 12572218 | 256530 | 132191 | 826537 | 22971 | 1341 | 413 | 3688 |
1972 | 20686668 | 7610200 | 2008703 | 70686 | 37798 | 292728 | 7640 | 428 | 1264 |
1973 | 20075285 | 3726574 | 1854267 | 486018 | 15375 | 10347 | 114691 | 2354 | 663 |
1974 | 65267189 | 7504399 | 560733 | 604405 | 115382 | 4290 | 3460 | 36975 | 874 |
1975 | 7289897 | 16785064 | 1565945 | 117712 | 175606 | 32048 | 1572 | 1150 | 11308 |
1976 | 13714991 | 1612022 | 3054114 | 382315 | 26769 | 50463 | 10394 | 438 | 3731 |
1977 | 13033063 | 2538287 | 277340 | 795718 | 82454 | 8093 | 13399 | 3257 | 1343 |
1978 | 23795332 | 2925570 | 388481 | 63450 | 229808 | 21271 | 2518 | 4091 | 1796 |
1979 | 48496394 | 4852478 | 580126 | 91309 | 15525 | 65578 | 5637 | 732 | 1797 |
1980 | 18830717 | 9002384 | 1084902 | 153737 | 21209 | 4376 | 20661 | 1599 | 824 |
1981 | 30129039 | 2668428 | 1863562 | 353274 | 37459 | 5457 | 1513 | 6829 | 705 |
1982 | 17930254 | 4742144 | 451351 | 785441 | 104089 | 11336 | 1850 | 807 | 2613 |
1983 | 38919268 | 2876256 | 861991 | 165545 | 280969 | 35668 | 4688 | 708 | 1398 |
1984 | 11421407 | 7841965 | 523871 | 282377 | 48874 | 94750 | 12138 | 1898 | 823 |
1985 | 14504942 | 2211098 | 1628223 | 171442 | 75358 | 13423 | 33090 | 4216 | 1063 |
1986 | 11161713 | 2644520 | 427624 | 591253 | 47858 | 20427 | 4372 | 11372 | 1994 |
1987 | 2280716 | 3416065 | 621568 | 117243 | 162755 | 12351 | 6704 | 1988 | 5975 |
1988 | 3246214 | 477347 | 1039240 | 172129 | 30031 | 46444 | 4025 | 2069 | 3111 |
1989 | 4012801 | 707859 | 114348 | 368796 | 37684 | 7959 | 14343 | 1450 | 1922 |
1990 | 5797863 | 929126 | 168047 | 33024 | 97246 | 9051 | 2667 | 4769 | 1109 |
1991 | 14048132 | 1961068 | 208147 | 39262 | 7524 | 24736 | 2957 | 1211 | 2580 |
1992 | 26482640 | 2999631 | 619086 | 65186 | 10411 | 2553 | 9824 | 1173 | 1640 |
1993 | 9860032 | 4940613 | 682829 | 211082 | 17640 | 2936 | 1135 | 3668 | 1123 |
1994 | 16159198 | 1698065 | 1087074 | 200988 | 57815 | 4919 | 958 | 497 | 1608 |
1995 | 9879772 | 5487591 | 393171 | 382315 | 57011 | 17026 | 1959 | 306 | 620 |
1996 | 12347942 | 1594387 | 1534937 | 140225 | 114234 | 17178 | 5868 | 1029 | 292 |
1997 | 4960415 | 2893565 | 407583 | 608042 | 40823 | 31888 | 4993 | 1751 | 314 |
1998 | 4742144 | 1468864 | 658685 | 162267 | 222126 | 14060 | 8940 | 1586 | 596 |
1999 | 37655892 | 1202604 | 340102 | 214915 | 57354 | 65907 | 4460 | 2890 | 715 |
2000 | 7756176 | 11117155 | 264078 | 106617 | 56500 | 16265 | 16100 | 1321 | 875 |
2001 | 1326428 | 2267073 | 2999631 | 89590 | 27723 | 13186 | 4290 | 3660 | 669 |
2002 | 1848712 | 434521 | 587129 | 1441219 | 25719 | 7713 | 3219 | 1203 | 1386 |
2003 | 2636598 | 441971 | 92689 | 306815 | 683512 | 7967 | 2007 | 762 | 645 |
2004 | 2276159 | 608042 | 116192 | 46583 | 177726 | 350810 | 2551 | 583 | 410 |
2005 | 9830497 | 530195 | 128669 | 53263 | 24490 | 91400 | 142914 | 829 | 370 |
2006 | 2626073 | 3652783 | 118895 | 54557 | 23813 | 12872 | 36827 | 52733 | 440 |
2007 | 1599178 | 817495 | 1001491 | 47763 | 21727 | 9323 | 4646 | 13132 | 15221 |
2008 | 1937676 | 549630 | 225032 | 451802 | 18148 | 7181 | 3619 | 1469 | 8297 |
2009 | 7542015 | 531256 | 162267 | 110525 | 269144 | 6891 | 2688 | 1406 | 2980 |
2010 | 960299 | 3252713 | 153277 | 87641 | 59994 | 141492 | 3099 | 1185 | 1596 |
2011 | 722159 | 313953 | 875894 | 73204 | 44891 | 30822 | 63259 | 1721 | 1318 |
2012 | 944112 | 185165 | 84288 | 446413 | 27282 | 16774 | 9584 | 26397 | 1548 |
2013 | 946949 | 432354 | 50262 | 43347 | 288947 | 10869 | 6702 | 3816 | 12925 |
2014 | 3972873 | 323838 | 153277 | 20794 | 30546 | 172474 | 5074 | 3450 | 7941 |
2015 | 2078174 | 1664441 | 96761 | 69148 | 8630 | 15172 | 84288 | 3118 | 5992 |
2016 | 2078174 | 740440 | 506358 | 43217 | 34372 | 4583 | 7049 | 46677 | 4917 |