Table 2. Estimated stock numbers. | |||||||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15+ |
1930 | 11172880 | 7496899 | 4528947 | 3311792 | 2414493 | 1728907 | 1224447 | 861991 | 606221 | 425491 | 298642 | 209400 | 146679 | 103259 | 246965 |
1931 | 10272695 | 7841965 | 4785016 | 3335056 | 2443642 | 1760309 | 1250432 | 881165 | 619706 | 435391 | 305590 | 214272 | 150242 | 105345 | 251199 |
1932 | 6224477 | 7011064 | 4606597 | 3495545 | 2453436 | 1755036 | 1245441 | 879404 | 619086 | 435391 | 305590 | 214272 | 150091 | 105345 | 250948 |
1933 | 9304419 | 4256680 | 4097961 | 3348423 | 2584390 | 1769133 | 1242952 | 876770 | 618468 | 435391 | 305896 | 214701 | 150392 | 105345 | 250948 |
1934 | 13950139 | 6394827 | 2446087 | 2981688 | 2480573 | 1869161 | 1255444 | 875018 | 616615 | 434521 | 305896 | 214915 | 150693 | 105556 | 250697 |
1935 | 14062187 | 9295119 | 3419483 | 1749779 | 2186910 | 1767364 | 1300163 | 863717 | 600189 | 422946 | 298045 | 209819 | 147267 | 103466 | 245487 |
1936 | 14146814 | 9416745 | 5173190 | 2448534 | 1280806 | 1559694 | 1234282 | 898966 | 595407 | 413743 | 291268 | 205253 | 144495 | 101722 | 241832 |
1937 | 14020064 | 9626209 | 5620887 | 3745254 | 1790490 | 918043 | 1101298 | 865446 | 629701 | 416649 | 289816 | 203822 | 143487 | 101215 | 241349 |
1938 | 11971029 | 9791253 | 6107328 | 4143287 | 2766241 | 1298863 | 658685 | 787013 | 618468 | 449999 | 298045 | 207109 | 145510 | 102437 | 244997 |
1939 | 7655998 | 8393767 | 6125678 | 4524420 | 3081725 | 2016754 | 935653 | 472125 | 564107 | 443299 | 322546 | 213416 | 148301 | 104193 | 249197 |
1940 | 11128278 | 5111482 | 4737405 | 4417127 | 3318422 | 2197872 | 1409859 | 648229 | 326766 | 390428 | 306508 | 223016 | 147561 | 102744 | 245979 |
1941 | 17435170 | 7564675 | 3035844 | 3429757 | 3242970 | 2378546 | 1550364 | 987567 | 454067 | 228662 | 273211 | 214486 | 155905 | 103363 | 244997 |
1942 | 11863773 | 12139802 | 4756392 | 2231088 | 2530684 | 2347825 | 1703167 | 1104607 | 703624 | 323515 | 162918 | 194464 | 152512 | 110968 | 248699 |
1943 | 11398587 | 8268800 | 7594995 | 3513067 | 1654484 | 1839492 | 1687907 | 1218340 | 790167 | 503329 | 231191 | 116308 | 138829 | 108880 | 257558 |
1944 | 15157409 | 7763936 | 4847628 | 5531668 | 2589564 | 1190638 | 1302766 | 1185885 | 855978 | 555154 | 353274 | 162267 | 81471 | 97246 | 258074 |
1945 | 13203599 | 10574965 | 4579040 | 3548374 | 4122622 | 1887946 | 853414 | 926343 | 843234 | 608042 | 394352 | 250948 | 115036 | 57699 | 252711 |
1946 | 5920906 | 8850637 | 5504079 | 3275562 | 2620826 | 2954973 | 1318493 | 588893 | 637303 | 579546 | 417901 | 270763 | 172129 | 78905 | 213844 |
1947 | 14961638 | 3917640 | 4421546 | 3898101 | 2416909 | 1874776 | 2053385 | 902569 | 401515 | 434087 | 394747 | 284361 | 184057 | 117125 | 199786 |
1948 | 8762572 | 9820671 | 1882291 | 3097172 | 2859050 | 1718565 | 1289803 | 1390258 | 608651 | 270493 | 292436 | 265667 | 190804 | 123500 | 213844 |
1949 | 10638606 | 6004381 | 5085989 | 1345128 | 2310559 | 2082334 | 1219559 | 903472 | 970921 | 424217 | 188528 | 203618 | 184795 | 132323 | 234451 |
1950 | 15587814 | 6831125 | 2483054 | 3516582 | 994505 | 1642943 | 1416926 | 811792 | 597793 | 641138 | 280127 | 124368 | 133920 | 121540 | 242316 |
1951 | 7587404 | 9549506 | 2407261 | 1647880 | 2576648 | 693842 | 1081652 | 906186 | 514011 | 377755 | 405145 | 177017 | 78355 | 84036 | 231191 |
1952 | 6465559 | 4955457 | 3775336 | 1624970 | 1225672 | 1854267 | 475442 | 722881 | 600790 | 340102 | 249696 | 268069 | 117243 | 51586 | 207939 |
1953 | 7756176 | 3689494 | 1314543 | 2404855 | 1187072 | 835679 | 1163566 | 286072 | 428480 | 354690 | 200787 | 147414 | 158419 | 69425 | 154045 |
1954 | 33297737 | 4222762 | 963184 | 773747 | 1689596 | 787013 | 505852 | 671319 | 162267 | 242316 | 200386 | 113210 | 83117 | 89949 | 128156 |
1955 | 8957485 | 20873688 | 1758550 | 572060 | 525970 | 1150837 | 508897 | 317744 | 417901 | 100609 | 150091 | 123995 | 69913 | 51483 | 136489 |
1956 | 14976607 | 6472028 | 12335601 | 1242952 | 419996 | 385771 | 837352 | 366957 | 228205 | 299539 | 72114 | 107474 | 88699 | 49911 | 133252 |
1957 | 18329090 | 9248760 | 2558675 | 8277073 | 907093 | 291268 | 254740 | 539825 | 234920 | 145656 | 190995 | 45982 | 68460 | 56387 | 117008 |
1958 | 15432712 | 12127668 | 4248175 | 1594387 | 5932759 | 643708 | 196222 | 167544 | 352568 | 153123 | 94940 | 124492 | 29912 | 44489 | 112984 |
1959 | 19365429 | 9840332 | 5116596 | 2497998 | 1097999 | 4069375 | 416649 | 122762 | 103881 | 218163 | 94656 | 58630 | 76803 | 18450 | 97831 |
1960 | 17557645 | 12597387 | 4381931 | 3100271 | 1741052 | 753889 | 2660434 | 265136 | 77420 | 65317 | 137173 | 59456 | 36754 | 48243 | 73350 |
1961 | 16288990 | 11341737 | 5815283 | 2692552 | 2158664 | 1193022 | 491885 | 1692979 | 167209 | 48728 | 41110 | 86250 | 37235 | 22994 | 76803 |
1962 | 21812636 | 11117155 | 5926830 | 3584036 | 1905014 | 1536473 | 814231 | 328733 | 1122423 | 110857 | 32241 | 27201 | 56954 | 24514 | 65841 |
1963 | 8571900 | 14246189 | 5225181 | 3663758 | 2502999 | 1291093 | 985594 | 507880 | 203211 | 693842 | 68391 | 19900 | 16776 | 34961 | 55715 |
1964 | 24593679 | 5757420 | 7138406 | 3255967 | 2543369 | 1661116 | 807744 | 600790 | 307737 | 122884 | 419157 | 41316 | 12011 | 10131 | 54885 |
1965 | 6484985 | 15791778 | 2545913 | 4360076 | 2200071 | 1595982 | 962222 | 452254 | 333367 | 170246 | 68050 | 231886 | 22811 | 6634 | 36279 |
1966 | 16601440 | 4347015 | 7694374 | 1518145 | 2960889 | 1431166 | 970921 | 567502 | 264342 | 194658 | 99409 | 39656 | 135131 | 13263 | 25109 |
1967 | 14034091 | 10691932 | 1856122 | 4737405 | 1056001 | 1970898 | 885582 | 578967 | 334703 | 155438 | 114462 | 58396 | 23272 | 79459 | 22516 |
1968 | 9056561 | 8912809 | 4364438 | 1053891 | 3213914 | 686938 | 1174085 | 504337 | 325136 | 187213 | 86942 | 63959 | 32630 | 12983 | 57240 |
1969 | 14217725 | 5763180 | 3836227 | 2649814 | 730877 | 2143606 | 423793 | 695231 | 295079 | 189662 | 109098 | 50665 | 37198 | 19021 | 40905 |
1970 | 14189318 | 9165894 | 2692552 | 2336115 | 1839492 | 476394 | 1266794 | 238470 | 385386 | 162918 | 104611 | 60174 | 27889 | 20451 | 33190 |
1971 | 16535167 | 9684139 | 4965378 | 1681169 | 1524230 | 1141667 | 285215 | 750129 | 140927 | 227294 | 95990 | 61636 | 35454 | 16419 | 31571 |
1972 | 18164869 | 10724056 | 4615820 | 2957929 | 1075181 | 908000 | 640497 | 156686 | 410036 | 76957 | 124119 | 52365 | 33658 | 19355 | 26239 |
1973 | 21703845 | 11781016 | 5395091 | 3054114 | 2063677 | 684196 | 523347 | 352921 | 85221 | 222348 | 41689 | 67171 | 28368 | 18290 | 24810 |
1974 | 8692751 | 14976607 | 6941303 | 3674766 | 2113805 | 1297565 | 390819 | 285786 | 190042 | 45752 | 119372 | 22359 | 35954 | 15217 | 23295 |
1975 | 8153844 | 5797863 | 8368624 | 4742144 | 2581807 | 1370930 | 783871 | 228205 | 165215 | 109754 | 26397 | 68872 | 12895 | 20677 | 22181 |
1976 | 15479080 | 5700133 | 3534209 | 5734436 | 3242970 | 1631483 | 823237 | 461390 | 133920 | 96761 | 64216 | 15461 | 40336 | 7563 | 24959 |
1977 | 9165894 | 10241923 | 2969785 | 2224405 | 3817094 | 1953240 | 888242 | 428480 | 237518 | 68665 | 49613 | 32925 | 7931 | 20752 | 16796 |
1978 | 15998412 | 6305924 | 5604049 | 1914563 | 1486597 | 2326790 | 1085987 | 473071 | 225709 | 124617 | 35990 | 26004 | 17271 | 4184 | 19863 |
1979 | 19855667 | 10160315 | 2822123 | 3566160 | 1327755 | 952647 | 1360006 | 606221 | 260146 | 123624 | 68255 | 19681 | 14216 | 9497 | 13288 |
1980 | 7857665 | 13020037 | 5091077 | 1718565 | 2433887 | 875018 | 584785 | 805324 | 354336 | 151600 | 72042 | 39656 | 11414 | 8272 | 13317 |
1981 | 14132674 | 5460222 | 7617814 | 3288690 | 1196606 | 1662778 | 569777 | 371387 | 507372 | 222793 | 95225 | 45207 | 24835 | 7125 | 13486 |
1982 | 7474442 | 9454487 | 2990646 | 4925814 | 2289857 | 806936 | 1075181 | 361132 | 233982 | 319017 | 139944 | 59814 | 28311 | 15511 | 12810 |
1983 | 8597655 | 5010268 | 5261886 | 1905014 | 3429757 | 1504543 | 493363 | 636029 | 211716 | 136762 | 186465 | 81716 | 34892 | 16491 | 16442 |
1984 | 9193433 | 5352102 | 2312871 | 2943177 | 1256700 | 2150046 | 861991 | 270763 | 345242 | 114577 | 74013 | 100912 | 44135 | 18858 | 17799 |
1985 | 8178342 | 6212041 | 2919725 | 1531870 | 1978798 | 762990 | 1190638 | 456800 | 141775 | 180232 | 59814 | 38638 | 52786 | 23040 | 19162 |
1986 | 15096900 | 5267150 | 3048012 | 1744537 | 1024792 | 1215906 | 424217 | 632225 | 239187 | 74013 | 93995 | 31195 | 20193 | 27861 | 22071 |
1987 | 6181058 | 9674460 | 2548460 | 1765598 | 1099098 | 567502 | 584201 | 190613 | 278452 | 104820 | 32403 | 41110 | 13647 | 8911 | 22359 |
1988 | 11851915 | 4040989 | 4813813 | 1376425 | 1132570 | 700816 | 337055 | 333034 | 107152 | 156061 | 58689 | 18128 | 22994 | 7676 | 17566 |
1989 | 8402165 | 7246289 | 1662778 | 2385693 | 868914 | 724328 | 418319 | 193300 | 188151 | 60295 | 87728 | 32958 | 10179 | 12908 | 14190 |
1990 | 7466971 | 5261886 | 3150274 | 856834 | 1573794 | 584201 | 458630 | 256273 | 116891 | 113437 | 36316 | 52786 | 19841 | 6142 | 16223 |
1991 | 14887016 | 4439268 | 2041101 | 1528810 | 511447 | 922645 | 324487 | 248699 | 137999 | 62881 | 60962 | 19477 | 28226 | 10651 | 12064 |
1992 | 7694374 | 9473415 | 2020792 | 1157763 | 985594 | 321579 | 549080 | 188339 | 143344 | 79380 | 36134 | 34996 | 11157 | 16139 | 13048 |
1993 | 7526946 | 5075827 | 4732670 | 1193022 | 770658 | 639857 | 200787 | 337729 | 115497 | 87816 | 48630 | 22159 | 21431 | 6802 | 17724 |
1994 | 7311800 | 4780234 | 2222182 | 2687172 | 730146 | 438888 | 344897 | 106404 | 178617 | 61084 | 46444 | 25745 | 11757 | 11338 | 12908 |
1995 | 7260796 | 4515380 | 1889835 | 1156606 | 1634749 | 414157 | 226387 | 170416 | 52000 | 87029 | 29762 | 22629 | 12573 | 5803 | 11837 |
1996 | 11195248 | 4065308 | 1438340 | 842391 | 629071 | 819132 | 187963 | 98420 | 73424 | 22337 | 37384 | 12778 | 9718 | 5458 | 7762 |
1997 | 12091339 | 6669130 | 1580102 | 672663 | 486504 | 352568 | 425491 | 94183 | 48825 | 36352 | 11052 | 18511 | 6323 | 4832 | 6640 |
1998 | 13007023 | 7694374 | 3097172 | 860269 | 416649 | 294490 | 202602 | 238232 | 52313 | 27065 | 20155 | 6124 | 10265 | 3515 | 6349 |
1999 | 12942150 | 8293644 | 3612823 | 1699764 | 533386 | 248699 | 164391 | 109316 | 127134 | 27861 | 14407 | 10718 | 3257 | 5488 | 5260 |
2000 | 10019062 | 8153844 | 3984809 | 2069878 | 1085987 | 319336 | 137036 | 87116 | 57354 | 66503 | 14561 | 7524 | 5598 | 1706 | 5658 |
2001 | 5080905 | 6459096 | 4243929 | 2326790 | 1384708 | 703624 | 191952 | 79459 | 49961 | 32794 | 38025 | 8317 | 4294 | 3209 | 4208 |
2002 | 4269469 | 3467693 | 3809468 | 2733245 | 1545719 | 861991 | 408399 | 107581 | 44046 | 27639 | 18113 | 21003 | 4592 | 2372 | 4115 |
2003 | 8692751 | 2884898 | 1953240 | 2364318 | 1857979 | 1010545 | 532853 | 246225 | 64344 | 26291 | 16487 | 10799 | 12521 | 2743 | 3859 |
2004 | 9530426 | 5346753 | 1302766 | 1006511 | 1524230 | 1185885 | 594812 | 301643 | 137585 | 35846 | 14631 | 9175 | 6004 | 6987 | 3694 |
2005 | 14946684 | 6230705 | 2738717 | 747882 | 663312 | 986580 | 722159 | 350459 | 175782 | 80017 | 20831 | 8500 | 5329 | 3490 | 6234 |
2006 | 9626209 | 9801049 | 3201084 | 1600777 | 492870 | 432354 | 621568 | 446860 | 215777 | 108012 | 49119 | 12782 | 5215 | 3281 | 5970 |
2007 | 5826925 | 5980412 | 4625060 | 1684535 | 1030959 | 318061 | 263814 | 368796 | 263024 | 126627 | 63386 | 28796 | 7487 | 3063 | 5461 |
2008 | 7392673 | 3921560 | 3382075 | 2870509 | 1157763 | 708567 | 211293 | 172129 | 239426 | 170587 | 82043 | 40987 | 18616 | 4850 | 5513 |
2009 | 3820913 | 4780234 | 2067809 | 1984743 | 1924160 | 775296 | 458172 | 134188 | 108880 | 151297 | 107689 | 51741 | 25797 | 11725 | 6532 |
2010 | 6101224 | 2697942 | 2916807 | 1358647 | 1416926 | 1375049 | 540906 | 316159 | 92411 | 74832 | 103985 | 73939 | 35490 | 17664 | 12435 |
2011 | 16305288 | 3863175 | 1364093 | 1810294 | 943168 | 964148 | 894482 | 343863 | 199586 | 58221 | 47146 | 65513 | 46537 | 22315 | 18900 |