Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1950 | 2538 | 2286 | 2052 | 1687 | 1247 | 818 | 476 | 228 | 83 | 50 |
1951 | 2481 | 2151 | 1959 | 1665 | 1243 | 795 | 481 | 236 | 87 | 51 |
1952 | 2501 | 2100 | 1841 | 1576 | 1203 | 764 | 448 | 228 | 85 | 49 |
1953 | 2556 | 2118 | 1793 | 1464 | 1101 | 691 | 408 | 201 | 78 | 44 |
1954 | 2585 | 2165 | 1808 | 1414 | 996 | 589 | 348 | 176 | 67 | 39 |
1955 | 2539 | 2191 | 1853 | 1435 | 961 | 520 | 281 | 140 | 54 | 30 |
1956 | 2576 | 2149 | 1877 | 1482 | 994 | 497 | 243 | 108 | 40 | 23 |
1957 | 2512 | 2184 | 1839 | 1501 | 1035 | 532 | 223 | 93 | 28 | 15 |
1958 | 2367 | 2130 | 1873 | 1452 | 1028 | 561 | 243 | 94 | 31 | 15 |
1959 | 2275 | 2004 | 1822 | 1439 | 943 | 547 | 251 | 96 | 29 | 16 |
1960 | 2171 | 1927 | 1707 | 1374 | 905 | 513 | 247 | 97 | 26 | 15 |
1961 | 2334 | 1834 | 1645 | 1322 | 918 | 552 | 248 | 105 | 26 | 13 |
1962 | 2517 | 1977 | 1569 | 1283 | 882 | 580 | 279 | 107 | 27 | 10 |
1963 | 2384 | 2139 | 1693 | 1213 | 858 | 564 | 294 | 123 | 26 | 11 |
1964 | 2450 | 2015 | 1827 | 1280 | 816 | 522 | 265 | 119 | 31 | 12 |
1965 | 2760 | 2071 | 1716 | 1359 | 855 | 483 | 246 | 106 | 30 | 15 |
1966 | 2906 | 2342 | 1771 | 1307 | 918 | 513 | 238 | 102 | 28 | 17 |
1967 | 2533 | 2473 | 2004 | 1373 | 908 | 568 | 253 | 100 | 30 | 19 |
1968 | 2248 | 2145 | 2108 | 1535 | 970 | 590 | 303 | 120 | 37 | 24 |
1969 | 1730 | 1910 | 1822 | 1592 | 1086 | 641 | 333 | 154 | 57 | 38 |
1970 | 1363 | 1464 | 1630 | 1351 | 1133 | 704 | 375 | 175 | 84 | 64 |
1971 | 1316 | 1148 | 1241 | 1242 | 983 | 692 | 402 | 182 | 95 | 87 |
1972 | 1388 | 1113 | 986 | 997 | 907 | 629 | 405 | 206 | 109 | 121 |
1973 | 1568 | 1174 | 959 | 805 | 794 | 582 | 357 | 200 | 123 | 151 |
1974 | 1762 | 1328 | 1009 | 802 | 657 | 514 | 322 | 167 | 122 | 180 |
1975 | 2052 | 1492 | 1146 | 863 | 679 | 479 | 314 | 171 | 112 | 216 |
1976 | 1844 | 1750 | 1297 | 979 | 728 | 492 | 313 | 190 | 125 | 259 |
1977 | 1484 | 1567 | 1508 | 1092 | 827 | 541 | 337 | 198 | 142 | 294 |
1978 | 1029 | 1262 | 1344 | 1261 | 927 | 627 | 376 | 213 | 145 | 319 |
1979 | 788 | 869 | 1081 | 1101 | 1056 | 675 | 429 | 233 | 154 | 342 |
1980 | 586 | 668 | 745 | 849 | 901 | 722 | 434 | 246 | 156 | 334 |
1981 | 394 | 498 | 571 | 569 | 695 | 624 | 463 | 256 | 165 | 340 |
1982 | 318 | 333 | 426 | 416 | 460 | 479 | 394 | 260 | 163 | 325 |
1983 | 260 | 269 | 287 | 288 | 315 | 256 | 273 | 201 | 161 | 277 |
1984 | 264 | 219 | 233 | 201 | 208 | 123 | 109 | 119 | 120 | 235 |
1985 | 276 | 224 | 188 | 187 | 157 | 126 | 49 | 37 | 73 | 201 |
1986 | 321 | 233 | 193 | 161 | 159 | 123 | 84 | 19 | 26 | 188 |
1987 | 432 | 271 | 201 | 169 | 140 | 129 | 90 | 50 | 15 | 149 |
1988 | 681 | 366 | 234 | 174 | 145 | 111 | 85 | 57 | 33 | 97 |
1989 | 1175 | 580 | 318 | 206 | 151 | 109 | 70 | 47 | 30 | 61 |
1990 | 1845 | 992 | 495 | 269 | 169 | 105 | 60 | 32 | 20 | 22 |
1991 | 2478 | 1557 | 831 | 398 | 192 | 108 | 63 | 22 | 12 | 6 |
1992 | 2382 | 2089 | 1291 | 645 | 272 | 112 | 67 | 31 | 8 | 2 |
1993 | 1914 | 2006 | 1738 | 1037 | 472 | 181 | 72 | 40 | 15 | 3 |
1994 | 1229 | 1595 | 1606 | 1332 | 745 | 302 | 116 | 40 | 20 | 6 |
1995 | 981 | 1038 | 1294 | 1222 | 928 | 449 | 174 | 57 | 10 | 4 |
1996 | 727 | 823 | 868 | 1034 | 796 | 509 | 216 | 67 | 20 | 0 |
1997 | 602 | 605 | 700 | 703 | 738 | 473 | 243 | 77 | 16 | 2 |
1998 | 677 | 510 | 525 | 560 | 540 | 530 | 267 | 97 | 25 | 0 |
1999 | 835 | 575 | 452 | 439 | 433 | 388 | 291 | 96 | 32 | 4 |
2000 | 845 | 715 | 507 | 371 | 332 | 296 | 203 | 84 | 32 | 9 |
2001 | 779 | 710 | 610 | 404 | 280 | 227 | 143 | 27 | 4 | 6 |
2002 | 1067 | 657 | 590 | 469 | 298 | 188 | 111 | 8 | 1 | 1 |
2003 | 1399 | 911 | 544 | 417 | 329 | 205 | 116 | 37 | 1 | 0 |
2004 | 1521 | 1185 | 762 | 421 | 300 | 222 | 127 | 51 | 13 | 0 |
2005 | 1425 | 1291 | 996 | 605 | 307 | 181 | 126 | 59 | 13 | 2 |
2006 | 1268 | 1208 | 1080 | 783 | 416 | 182 | 85 | 33 | 22 | 0 |
2007 | 1169 | 1064 | 995 | 840 | 501 | 214 | 84 | 21 | 9 | 1 |
2008 | 692 | 992 | 857 | 752 | 508 | 252 | 96 | 29 | 7 | 1 |
2009 | 716 | 575 | 793 | 643 | 464 | 247 | 134 | 36 | 8 | 0 |
2010 | 1316 | 606 | 467 | 594 | 411 | 239 | 131 | 52 | 12 | 1 |
2011 | 1698 | 1115 | 503 | 373 | 407 | 217 | 133 | 52 | 8 | 2 |