Table 3. Estimated stock numbers at age. | |||||||||
Year Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
1947 | 54320580 | 19634475 | 14023298 | 5690424 | 8001263 | 4886379 | 4087616 | 2306706 | 6991845 |
1948 | 55399704 | 23934887 | 9994589 | 7885423 | 3678166 | 5211903 | 3083820 | 2277165 | 5219259 |
1949 | 51192001 | 24731073 | 14498627 | 7379501 | 4281106 | 2369619 | 3275709 | 1866204 | 4350435 |
1950 | 70245633 | 21640645 | 12717331 | 10718433 | 5348152 | 2508811 | 1461353 | 1814105 | 3268584 |
1951 | 63170861 | 32499161 | 10505395 | 8170563 | 7680241 | 3862335 | 1596293 | 845340 | 2879915 |
1952 | 59941458 | 27730360 | 15582587 | 5848327 | 4589535 | 4410824 | 2349811 | 972517 | 2311018 |
1953 | 60158614 | 26305725 | 13137209 | 8216317 | 3629030 | 2677023 | 2613875 | 1335986 | 1828125 |
1954 | 57733419 | 27670462 | 12463949 | 7155477 | 4448841 | 2253965 | 1613482 | 1500595 | 1845055 |
1955 | 48469195 | 24735564 | 13691745 | 6709293 | 3610655 | 2465318 | 1280283 | 890519 | 1706543 |
1956 | 35816432 | 21435567 | 10495668 | 7656334 | 3664332 | 1980887 | 1426894 | 703977 | 1684515 |
1957 | 83941136 | 14432328 | 9914440 | 4645664 | 4372994 | 2097879 | 1236307 | 861325 | 1442202 |
1958 | 33100010 | 44392902 | 5697084 | 5353151 | 2351656 | 2549541 | 1143008 | 726143 | 1309886 |
1959 | 37398711 | 13991425 | 23536323 | 2629346 | 2845171 | 1372391 | 1365164 | 683282 | 1438968 |
1960 | 16285564 | 18253867 | 5717013 | 12573492 | 1247757 | 1421096 | 737495 | 720863 | 1248719 |
1961 | 68770749 | 5315307 | 8054559 | 2722352 | 8151049 | 757471 | 931010 | 415332 | 1028034 |
1962 | 31770194 | 32856384 | 1980847 | 3297559 | 1501774 | 5077775 | 443691 | 585729 | 838296 |
1963 | 42468585 | 14762960 | 17192355 | 1063148 | 1233678 | 678903 | 2508541 | 208729 | 752790 |
1964 | 43979284 | 18176724 | 7164939 | 9962316 | 689431 | 740359 | 474247 | 1640495 | 574958 |
1965 | 21602801 | 20035093 | 6842270 | 3764479 | 5745479 | 428309 | 424544 | 300334 | 1436436 |
1966 | 22695443 | 9623668 | 8248906 | 2302867 | 1478494 | 2341042 | 195512 | 189408 | 848568 |
1967 | 28912238 | 9299010 | 4072775 | 3350657 | 897367 | 688889 | 878393 | 107202 | 452281 |
1968 | 29609791 | 12392538 | 3386008 | 2020964 | 1259130 | 308045 | 258715 | 290914 | 161855 |
1969 | 14038206 | 12366592 | 4625722 | 707757 | 313026 | 391628 | 83953 | 73931 | 99832 |
1970 | 29079459 | 6386176 | 4468679 | 1578105 | 225643 | 101848 | 120613 | 16250 | 45544 |
1971 | 22566696 | 12606537 | 2579897 | 1280399 | 387478 | 58041 | 30559 | 31110 | 17305 |
1972 | 15808140 | 9847803 | 3566598 | 819265 | 326320 | 97101 | 18090 | 969 | 7867 |
1973 | 8149503 | 6441221 | 2846740 | 1183713 | 309926 | 124920 | 44352 | 8032 | 4840 |
1974 | 14274188 | 3213878 | 1649732 | 790202 | 279803 | 103611 | 42147 | 11437 | 5660 |
1975 | 3253465 | 6773298 | 1021230 | 455192 | 255766 | 89103 | 28621 | 12166 | 5962 |
1976 | 3974592 | 1036763 | 2149692 | 228659 | 100492 | 67760 | 16931 | 8019 | 2808 |
1977 | 4669526 | 1655231 | 364001 | 606822 | 53291 | 23857 | 18753 | 6236 | 2887 |
1978 | 5359395 | 1978466 | 746001 | 250992 | 236436 | 30675 | 10052 | 9390 | 4447 |
1979 | 10149564 | 2036154 | 871120 | 410730 | 159838 | 119918 | 17480 | 5651 | 6790 |
1980 | 15622900 | 4084630 | 820221 | 463786 | 218863 | 119591 | 60237 | 12924 | 6310 |
1981 | 37350499 | 6225192 | 1949385 | 377582 | 236647 | 139558 | 90829 | 48306 | 15210 |
1982 | 58324973 | 10622022 | 2342817 | 1114181 | 218672 | 126700 | 72495 | 56782 | 31469 |
1983 | 57020225 | 18676037 | 4132517 | 1282879 | 557089 | 142782 | 97867 | 48634 | 67559 |
1984 | 55819672 | 15724169 | 7506474 | 2175493 | 781885 | 305916 | 90808 | 63745 | 71191 |
1985 | 66158829 | 18433513 | 6820302 | 4147138 | 1171868 | 416641 | 144568 | 53044 | 70255 |
1986 | 80014512 | 25363024 | 6400389 | 3462229 | 1805709 | 506356 | 196953 | 65104 | 62453 |
1987 | 76848596 | 33479632 | 10197659 | 3026843 | 1771511 | 892525 | 257542 | 91249 | 57384 |
1988 | 45146798 | 25574796 | 12060674 | 5277708 | 1540310 | 912011 | 443696 | 128714 | 78169 |
1989 | 37591990 | 16120290 | 8116981 | 6609598 | 2983562 | 808041 | 454160 | 219861 | 104581 |
1990 | 31693367 | 12888725 | 5244323 | 4455585 | 4131397 | 1709265 | 451597 | 248119 | 186995 |
1991 | 35510024 | 12956111 | 4679531 | 2737614 | 2668729 | 2451340 | 949883 | 259779 | 227349 |
1992 | 66374817 | 12868652 | 5401983 | 2093547 | 1591048 | 1587535 | 1489217 | 565499 | 288100 |
1993 | 70045971 | 20776496 | 4685271 | 2319447 | 1125181 | 898472 | 898740 | 738781 | 453220 |
1994 | 53902121 | 21469337 | 7153097 | 1786513 | 961308 | 501322 | 432395 | 417100 | 536884 |
1995 | 60928664 | 18495781 | 7921611 | 3121496 | 893589 | 414135 | 255492 | 215126 | 441400 |
1996 | 48082933 | 18921580 | 6753723 | 3545665 | 1309362 | 401864 | 159113 | 124024 | 333409 |
1997 | 39392939 | 18070584 | 7894011 | 3432831 | 1894242 | 773282 | 251758 | 89606 | 269871 |
1998 | 25520243 | 16479671 | 10537587 | 3866590 | 1770195 | 1036586 | 490866 | 159467 | 206933 |
1999 | 79411272 | 10550932 | 6738963 | 6062554 | 1994108 | 882255 | 503649 | 253224 | 185179 |
2000 | 54340645 | 30334332 | 6525656 | 3528009 | 3643890 | 1201117 | 548711 | 309053 | 237538 |
2001 | 95726858 | 20528290 | 14054964 | 4012333 | 1991217 | 2030716 | 623815 | 310553 | 266254 |
2002 | 48830426 | 38836993 | 9462656 | 9061920 | 2118965 | 1092625 | 1244531 | 355500 | 349955 |
2003 | 27125292 | 18510318 | 21818259 | 5328713 | 5491746 | 1142800 | 675983 | 742969 | 391229 |
2004 | 31768385 | 9858555 | 7500593 | 12779986 | 3443708 | 3316720 | 566768 | 421223 | 592089 |
2005 | 29731941 | 13266554 | 4641771 | 4578789 | 7526656 | 2050512 | 1795999 | 276693 | 464545 |
2006 | 27836437 | 9758039 | 6284658 | 2947966 | 2781974 | 4758366 | 1000025 | 824139 | 304619 |
2007 | 31195867 | 9465699 | 4253608 | 3542969 | 1834809 | 1591927 | 2639248 | 506796 | 506565 |
2008 | 28428666 | 10609019 | 5140846 | 2562265 | 1975254 | 1172826 | 991711 | 1762682 | 623345 |
2009 | 45855749 | 10467745 | 5938942 | 3016840 | 1557603 | 1234782 | 791307 | 693544 | 1815767 |
2010 | 37516496 | 16358607 | 6369806 | 4238046 | 2202753 | 1168462 | 1092611 | 600769 | 2011381 |
2011 | 33645914 | 14932372 | 7860818 | 4134068 | 2765622 | 1391779 | 776554 | 724386 | 1710972 |
2012 | 32076045 | 12171158 | 7463879 | 5843089 | 3090885 | 1970215 | 913178 | 491398 | 1352871 |
2013 | 40285495 | 11421200 | 5625442 | 5012386 | 4048053 | 2324427 | 1328911 | 576079 | 1142401 |
2014 | 64287813 | 18071694 | 6773921 | 3766229 | 3873926 | 2617682 | 1488835 | 793393 | 839475 |
2015 | 17256243 | 26027914 | 11880806 | 3675200 | 2328932 | 2349499 | 1495289 | 824088 | 877781 |
2016 | 32215559 | 7056575 | 15164506 | 8133806 | 2231888 | 1464149 | 1319475 | 747021 | 769527 |
2017 | 19163591 | 12256745 | 3263617 | 9551188 | 5386676 | 1444639 | 747290 | 615123 | 620626 |
2018 | 32640230 | 8169742 | 5396549 | 2300361 | 6564494 | 3729399 | 947577 | 502277 | 716301 |
2019 | 31917835 | 11447050 | 3351083 | 2869790 | 1588170 | 3734776 | 2195846 | 504206 | 617869 |
2020 | 31917835 | 13625059 | 5685969 | 2068312 | 1702050 | 919250 | 1988809 | 1120716 | 515832 |