Table 2. Estimated stock numbers. | ||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7+ |
1970 | 471654 | 249197 | 109098 | 18142 | 7101 | 2095 | 605 | 243 |
1971 | 530195 | 211716 | 114234 | 30607 | 4545 | 2124 | 725 | 300 |
1972 | 248202 | 240145 | 96471 | 31698 | 7769 | 1296 | 690 | 328 |
1973 | 473544 | 110194 | 113097 | 27861 | 7753 | 2125 | 380 | 307 |
1974 | 252711 | 215130 | 55216 | 32925 | 6741 | 1958 | 654 | 214 |
1975 | 260146 | 112871 | 111413 | 16329 | 7520 | 1559 | 556 | 256 |
1976 | 385386 | 116541 | 64087 | 34996 | 3765 | 1716 | 437 | 226 |
1977 | 272120 | 174381 | 64602 | 19924 | 7898 | 896 | 451 | 186 |
1978 | 147267 | 122639 | 103570 | 20711 | 4645 | 1993 | 264 | 185 |
1979 | 300740 | 65447 | 73130 | 35775 | 5296 | 1326 | 681 | 157 |
1980 | 224358 | 136353 | 37684 | 27529 | 9313 | 1623 | 472 | 313 |
1981 | 290106 | 100308 | 81634 | 15151 | 7092 | 2750 | 572 | 271 |
1982 | 300439 | 130614 | 59755 | 30638 | 4081 | 2012 | 884 | 270 |
1983 | 129832 | 135944 | 72330 | 22359 | 8419 | 1315 | 668 | 354 |
1984 | 107152 | 58047 | 74982 | 24053 | 6342 | 2570 | 445 | 311 |
1985 | 182956 | 47858 | 31888 | 25261 | 6003 | 1850 | 824 | 218 |
1986 | 120090 | 82868 | 27667 | 12043 | 5520 | 1393 | 522 | 260 |
1987 | 50262 | 54176 | 52313 | 11580 | 2777 | 1136 | 331 | 191 |
1988 | 53157 | 22404 | 33827 | 21827 | 3230 | 656 | 302 | 148 |
1989 | 60536 | 23885 | 13895 | 14028 | 5863 | 842 | 198 | 131 |
1990 | 113777 | 27065 | 15326 | 6075 | 3437 | 1378 | 250 | 97 |
1991 | 205253 | 51175 | 17797 | 6554 | 1493 | 679 | 371 | 95 |
1992 | 103156 | 93246 | 35066 | 8058 | 1474 | 275 | 174 | 130 |
1993 | 144784 | 46028 | 65186 | 17079 | 2141 | 321 | 75 | 90 |
1994 | 216858 | 65121 | 32696 | 32145 | 5653 | 529 | 91 | 52 |
1995 | 82868 | 98322 | 44400 | 15891 | 10878 | 1795 | 177 | 46 |
1996 | 209819 | 37160 | 63577 | 21301 | 5096 | 3125 | 556 | 70 |
1997 | 268606 | 94750 | 21921 | 29466 | 5743 | 1283 | 828 | 182 |
1998 | 130092 | 120934 | 60174 | 9838 | 7589 | 1216 | 309 | 252 |
1999 | 134726 | 58105 | 78042 | 25489 | 2768 | 1702 | 296 | 157 |
2000 | 105768 | 60597 | 38446 | 31666 | 6559 | 663 | 413 | 120 |
2001 | 133119 | 47477 | 40095 | 15509 | 7380 | 1497 | 175 | 143 |
2002 | 79380 | 59994 | 32048 | 15912 | 3564 | 1575 | 389 | 87 |
2003 | 162918 | 35277 | 42024 | 13665 | 3951 | 818 | 414 | 133 |
2004 | 116891 | 73644 | 24662 | 19256 | 4029 | 990 | 237 | 166 |
2005 | 90762 | 52523 | 53852 | 12415 | 6311 | 1068 | 265 | 118 |
2006 | 80499 | 40782 | 38292 | 29028 | 4794 | 1960 | 283 | 108 |
2007 | 69843 | 36134 | 30424 | 21917 | 11605 | 1814 | 637 | 128 |
2008 | 102642 | 31257 | 27011 | 18336 | 9431 | 4100 | 616 | 248 |
2009 | 69286 | 46258 | 23790 | 16870 | 8484 | 3464 | 1208 | 233 |
2010 | 80338 | 31008 | 35668 | 15564 | 8227 | 2989 | 988 | 337 |
2011 | 80419 | 35954 | 23576 | 23529 | 8214 | 3028 | 796 | 306 |
2012 | 94466 | 36171 | 27419 | 15886 | 12689 | 3147 | 797 | 191 |