Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1950 | 2663096 | 1376425 | 1349170 | 970921 | 802109 | 912552 | 514011 | 221904 | 155593 | 166875 |
1951 | 2026863 | 1416926 | 840708 | 1087074 | 771429 | 611702 | 701517 | 399512 | 171785 | 228433 |
1952 | 2510519 | 1185885 | 1066614 | 644996 | 852561 | 578388 | 457257 | 531788 | 317109 | 294196 |
1953 | 2424171 | 1515112 | 930056 | 845768 | 510936 | 647582 | 428909 | 328076 | 387317 | 447307 |
1954 | 2450984 | 1448443 | 1171740 | 731608 | 667971 | 370275 | 489432 | 302549 | 229349 | 637940 |
1955 | 1608801 | 1477704 | 1138247 | 949794 | 586542 | 495340 | 269413 | 379648 | 238470 | 644996 |
1956 | 1060234 | 965113 | 1107926 | 821593 | 725778 | 438888 | 374745 | 196418 | 295670 | 648878 |
1957 | 836515 | 644352 | 737484 | 838190 | 632225 | 559613 | 344897 | 293021 | 146386 | 748630 |
1958 | 980679 | 508897 | 479740 | 531788 | 642422 | 482627 | 419996 | 245242 | 220797 | 705033 |
1959 | 827364 | 580706 | 373996 | 334035 | 396329 | 454521 | 352216 | 317744 | 178439 | 746387 |
1960 | 722159 | 497823 | 420837 | 242802 | 245979 | 301342 | 356825 | 284930 | 261450 | 739700 |
1961 | 949794 | 438450 | 379269 | 311452 | 178260 | 170076 | 225258 | 285215 | 227067 | 816678 |
1962 | 1470334 | 572060 | 319336 | 263550 | 225032 | 114806 | 112984 | 179692 | 234451 | 839868 |
1963 | 1741052 | 888242 | 430628 | 225258 | 192529 | 156686 | 70404 | 83366 | 133786 | 855978 |
1964 | 1594387 | 1056001 | 682829 | 313953 | 161781 | 134726 | 114806 | 49961 | 64991 | 842391 |
1965 | 2805241 | 960299 | 792541 | 492870 | 218163 | 107366 | 98420 | 85306 | 37987 | 773747 |
1966 | 1795870 | 1708284 | 728687 | 589482 | 365127 | 159532 | 77034 | 71754 | 68323 | 685566 |
1967 | 1087074 | 1060234 | 1259216 | 470241 | 426343 | 272938 | 116425 | 57815 | 57873 | 659344 |
1968 | 910728 | 609869 | 775296 | 904376 | 329391 | 318698 | 210871 | 82372 | 46166 | 603198 |
1969 | 880284 | 547983 | 444187 | 567502 | 676035 | 242316 | 253977 | 166542 | 64602 | 565802 |
1970 | 829020 | 508388 | 330050 | 288370 | 417066 | 517622 | 191568 | 208772 | 135808 | 538746 |
1971 | 1551915 | 484077 | 333034 | 227294 | 208772 | 318380 | 415401 | 155282 | 174730 | 579546 |
1972 | 1066614 | 968012 | 308045 | 216858 | 164555 | 153123 | 256786 | 341806 | 126500 | 652783 |
1973 | 1575369 | 654744 | 637940 | 168890 | 153891 | 119731 | 118421 | 211928 | 290977 | 684881 |
1974 | 2101160 | 972864 | 443743 | 436699 | 121176 | 117243 | 93901 | 92781 | 175080 | 858550 |
1975 | 1578523 | 1293678 | 644352 | 288370 | 293608 | 84373 | 90129 | 75282 | 74982 | 888242 |
1976 | 2249008 | 917126 | 741922 | 435391 | 205459 | 218382 | 61513 | 70969 | 61267 | 815046 |
1977 | 1202604 | 1400024 | 540906 | 348015 | 297450 | 145074 | 172129 | 47667 | 58689 | 752382 |
1978 | 946949 | 699415 | 865446 | 348015 | 223910 | 226387 | 113891 | 139386 | 37911 | 695927 |
1979 | 1139386 | 504337 | 390819 | 560733 | 248451 | 166209 | 182773 | 92967 | 117948 | 636666 |
1980 | 1815733 | 702921 | 365127 | 225258 | 395142 | 187775 | 132191 | 150091 | 75207 | 656711 |
1981 | 1553467 | 1029929 | 447754 | 186465 | 143487 | 299539 | 148449 | 107366 | 126248 | 636029 |
1982 | 2535750 | 899865 | 544705 | 246471 | 129185 | 101926 | 239426 | 121176 | 87466 | 672663 |
1983 | 3945160 | 1193022 | 483110 | 243045 | 159373 | 94278 | 80419 | 196614 | 95511 | 648878 |
1984 | 1966960 | 1933805 | 736011 | 262236 | 162430 | 114234 | 72620 | 59934 | 162918 | 632225 |
1985 | 1763833 | 1099098 | 960299 | 506865 | 176310 | 109974 | 83533 | 55437 | 45297 | 665970 |
1986 | 3207492 | 995500 | 565237 | 474492 | 349759 | 127644 | 82785 | 66903 | 44891 | 606828 |
1987 | 2180359 | 1516628 | 569207 | 333034 | 308353 | 265402 | 99907 | 66503 | 55659 | 559613 |
1988 | 3544827 | 1138247 | 794923 | 325787 | 227067 | 228662 | 211504 | 76880 | 53745 | 533386 |
1989 | 3341733 | 1542631 | 709986 | 403931 | 214272 | 166875 | 179333 | 168552 | 60901 | 493856 |
1990 | 3429757 | 1669442 | 810171 | 468364 | 267801 | 143344 | 132455 | 143344 | 140365 | 475442 |
1991 | 4024857 | 1772675 | 1008526 | 444187 | 323838 | 174033 | 110415 | 105768 | 115151 | 522824 |
1992 | 3752752 | 2317501 | 1044449 | 617232 | 298045 | 219476 | 136626 | 89143 | 86595 | 525970 |
1993 | 4016816 | 2186910 | 1379180 | 553491 | 440647 | 217945 | 169736 | 104402 | 67643 | 499818 |
1994 | 3321742 | 2278436 | 1036127 | 738961 | 377000 | 327748 | 169736 | 134592 | 83533 | 474967 |
1995 | 3905905 | 1808485 | 1364093 | 640497 | 528607 | 262761 | 245242 | 119731 | 95035 | 402319 |
1996 | 3471162 | 2090680 | 1154295 | 819132 | 446860 | 366224 | 180232 | 187025 | 87466 | 360051 |
1997 | 2478093 | 1806677 | 1028899 | 636666 | 491393 | 307429 | 279847 | 135808 | 149792 | 308661 |
1998 | 3598401 | 1313230 | 998491 | 630961 | 393171 | 328076 | 210239 | 212140 | 92319 | 308970 |
1999 | 2975730 | 1924160 | 591253 | 519696 | 366224 | 264078 | 193300 | 167544 | 174556 | 297152 |
2000 | 3771563 | 1600777 | 1266794 | 322868 | 319656 | 253723 | 203618 | 151600 | 133653 | 344552 |
2001 | 2255766 | 1692979 | 898966 | 829850 | 205048 | 197996 | 177904 | 162267 | 117948 | 378133 |
2002 | 3638201 | 1425453 | 826537 | 584201 | 571489 | 138829 | 141492 | 121055 | 121176 | 370645 |
2003 | 3094076 | 2180359 | 676711 | 442413 | 403528 | 422523 | 100208 | 109535 | 90039 | 373622 |
2004 | 4492860 | 1880409 | 1541089 | 461390 | 312075 | 280408 | 328076 | 68665 | 81879 | 336381 |
2005 | 6205832 | 2641876 | 1279526 | 1088161 | 335709 | 234920 | 209609 | 251450 | 52945 | 298941 |
2006 | 6137942 | 3481591 | 1728907 | 905280 | 803715 | 245979 | 175958 | 160974 | 207939 | 228205 |
2007 | 5055564 | 3509556 | 2571500 | 1156606 | 682147 | 626560 | 178439 | 139386 | 131137 | 308970 |
2008 | 3355126 | 3069423 | 2660434 | 2018772 | 785441 | 485532 | 491393 | 131926 | 108662 | 297747 |
2009 | 3696881 | 2016754 | 2361954 | 2086503 | 1539549 | 567502 | 373249 | 394352 | 97149 | 300439 |
2010 | 1509064 | 2222182 | 1567512 | 1874776 | 1605587 | 1193022 | 432787 | 280969 | 318698 | 308970 |
2011 | 63259 | 927270 | 1735837 | 1239229 | 1463000 | 1244196 | 961260 | 345933 | 227749 | 532320 |
2012 | 4219 | 36717 | 671319 | 1365457 | 966078 | 1128049 | 1010545 | 801307 | 288370 | 656711 |
2013 | 5080 | 2558 | 28653 | 529136 | 1075181 | 765282 | 920802 | 835679 | 658026 | 821593 |