Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9+ |
1960 | 13559525 | 12179150 | 4118924 | 9067239 | 721141 | 911570 | 355680 | 311919 | 312201 | 237245 |
1961 | 88691164 | 4742838 | 3540822 | 1668671 | 4361456 | 419501 | 572990 | 203081 | 165066 | 269157 |
1962 | 42335440 | 33345310 | 1452688 | 1640501 | 913053 | 2701393 | 279159 | 355529 | 123321 | 247810 |
1963 | 40567398 | 15388518 | 11303774 | 772678 | 895449 | 603179 | 1811091 | 180461 | 222859 | 225983 |
1964 | 62881783 | 14606025 | 4839195 | 5815501 | 414945 | 574613 | 410984 | 1238738 | 116749 | 275473 |
1965 | 31236724 | 23144238 | 4467459 | 2416693 | 3153676 | 258761 | 370180 | 276792 | 818123 | 250995 |
1966 | 27895457 | 11283395 | 7126022 | 1968115 | 1110881 | 1749400 | 144408 | 218596 | 155043 | 589305 |
1967 | 37648645 | 9963498 | 3238624 | 2867122 | 716853 | 518379 | 774462 | 72977 | 99712 | 332313 |
1968 | 29016635 | 13519300 | 2654240 | 1067861 | 808867 | 237868 | 179222 | 270585 | 22031 | 136321 |
1969 | 19068534 | 10266885 | 3252517 | 556749 | 165374 | 207985 | 52981 | 36230 | 41337 | 28349 |
1970 | 23988114 | 6866897 | 2869838 | 1114729 | 163399 | 59589 | 67966 | 11922 | 7251 | 17605 |
1971 | 22826692 | 8423592 | 1714908 | 726508 | 226223 | 42027 | 13619 | 9297 | 1043 | 3541 |
1972 | 18778209 | 8023633 | 2136687 | 527086 | 195050 | 80039 | 14568 | 3188 | 2035 | 1301 |
1973 | 8946924 | 6523741 | 2031030 | 710223 | 173824 | 78559 | 35258 | 5912 | 1359 | 1529 |
1974 | 13092548 | 3014245 | 1542872 | 619109 | 200332 | 64355 | 29569 | 12797 | 2354 | 1309 |
1975 | 5261120 | 4433835 | 635364 | 396134 | 139160 | 56826 | 16575 | 9008 | 4029 | 1366 |
1976 | 3397211 | 1669285 | 782160 | 105873 | 47931 | 23201 | 8681 | 3304 | 1434 | 1031 |
1977 | 4989163 | 1116032 | 409638 | 268863 | 25919 | 13298 | 6529 | 2904 | 903 | 749 |
1978 | 5759175 | 1702885 | 309103 | 217724 | 104765 | 10445 | 5809 | 3319 | 1170 | 690 |
1979 | 14247841 | 1997676 | 549563 | 200350 | 151031 | 62869 | 7367 | 4384 | 2209 | 1184 |
1980 | 24192694 | 4954342 | 610445 | 339841 | 132301 | 110972 | 45480 | 5954 | 2985 | 2241 |
1981 | 35166590 | 8137967 | 1507912 | 368794 | 213507 | 92674 | 85411 | 36065 | 4346 | 3650 |
1982 | 54065451 | 11161060 | 2251630 | 845407 | 219075 | 137366 | 64389 | 63078 | 24162 | 5277 |
1983 | 57284890 | 17042972 | 3035823 | 1242603 | 469258 | 139337 | 97008 | 47148 | 43594 | 19958 |
1984 | 49863708 | 17934914 | 4685002 | 1648823 | 681845 | 257544 | 87114 | 65905 | 29883 | 39698 |
1985 | 77445330 | 15550015 | 4835435 | 2462021 | 829567 | 356086 | 133335 | 52411 | 35574 | 35361 |
1986 | 100462466 | 24614783 | 3911526 | 2289532 | 1121818 | 395575 | 165099 | 64418 | 22089 | 25613 |
1987 | 70953514 | 33212653 | 6730808 | 1841443 | 1078509 | 552505 | 180917 | 70831 | 22729 | 13414 |
1988 | 47783680 | 22737613 | 9342109 | 3573117 | 901547 | 562651 | 254129 | 83662 | 28977 | 12232 |
1989 | 38795077 | 15261732 | 6053854 | 4654966 | 1915019 | 446918 | 257915 | 116023 | 35400 | 14044 |
1990 | 41047398 | 12444859 | 4185052 | 3081337 | 2470939 | 1066604 | 214592 | 126307 | 54180 | 19291 |
1991 | 43940843 | 13448216 | 3366990 | 2002709 | 1548327 | 1351400 | 549509 | 106873 | 59057 | 26641 |
1992 | 59332859 | 14469159 | 3933684 | 1687842 | 1087194 | 864660 | 761603 | 297375 | 58489 | 37528 |
1993 | 55945626 | 18810669 | 4175799 | 1961472 | 868704 | 584015 | 434378 | 383241 | 156141 | 40302 |
1994 | 41359977 | 16970670 | 4885243 | 1692353 | 872621 | 368334 | 256370 | 179394 | 162595 | 54898 |
1995 | 40097528 | 13072717 | 4703850 | 2075826 | 743624 | 369003 | 154893 | 102819 | 73155 | 51456 |
1996 | 43427168 | 12301979 | 3288950 | 1705318 | 687023 | 264632 | 122690 | 45381 | 30560 | 14577 |
1997 | 28572050 | 14838245 | 3554507 | 1488420 | 789593 | 330087 | 115026 | 48578 | 19042 | 10336 |
1998 | 24073720 | 10001095 | 4849628 | 1819838 | 671538 | 388137 | 150959 | 40872 | 17493 | 4447 |
1999 | 50729557 | 8707694 | 3286925 | 2694699 | 959032 | 385047 | 191544 | 60657 | 16060 | 3997 |
2000 | 37805869 | 17809519 | 3029042 | 1752936 | 1414932 | 491981 | 182442 | 75433 | 22212 | 3204 |
2001 | 64565126 | 13168696 | 6055856 | 1797099 | 944245 | 767687 | 244208 | 83132 | 31790 | 5272 |
2002 | 30821978 | 23596810 | 4465611 | 3855799 | 1036833 | 541491 | 429401 | 131718 | 43451 | 11895 |
2003 | 17508928 | 10834122 | 8348416 | 2719161 | 2390768 | 594202 | 304708 | 232944 | 68361 | 17237 |
2004 | 19703415 | 6186775 | 3634091 | 5250701 | 1665449 | 1473571 | 320843 | 173229 | 123953 | 30593 |
2005 | 14941648 | 6887096 | 2100485 | 2157955 | 3152316 | 960161 | 786106 | 169014 | 88700 | 48111 |
2006 | 14929581 | 5027292 | 2251651 | 1223480 | 1237973 | 1743348 | 459054 | 392955 | 78331 | 38561 |
2007 | 16791998 | 5065343 | 1631614 | 1206035 | 683063 | 625990 | 862707 | 220984 | 171203 | 25215 |
2008 | 18568578 | 5769536 | 1789851 | 999177 | 711938 | 416134 | 362608 | 499665 | 125150 | 75146 |
2009 | 25587489 | 6516792 | 1982456 | 1080377 | 617418 | 432590 | 245587 | 222332 | 291735 | 82045 |
2010 | 23480591 | 8988986 | 2309470 | 1273226 | 708807 | 420111 | 300816 | 170556 | 148791 | 186532 |
2011 | 19027767 | 8306842 | 3110782 | 1495916 | 928152 | 505144 | 307945 | 221610 | 122599 | 193114 |
2012 | 18532746 | 6641449 | 2862396 | 2054407 | 1027436 | 661836 | 342697 | 224663 | 155348 | 174597 |
2013 | 24000576 | 6539457 | 2202949 | 1800110 | 1297438 | 645682 | 411318 | 222927 | 138112 | 137505 |
2014 | 58045271 | 8483905 | 2283445 | 1338376 | 1159769 | 819366 | 385680 | 253667 | 126015 | 97373 |
2015 | 56420247 | 20412784 | 2943237 | 1431608 | 835436 | 698474 | 461927 | 222364 | 131249 | 65651 |
2016 | 54840716 | 19853078 | 7086666 | 1848741 | 896166 | 505126 | 395442 | 267319 | 115546 | 58330 |
2017 | 53305406 | 19308567 | 6897219 | 4459648 | 1160532 | 543959 | 287179 | 229692 | 139498 | 51918 |