Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1973 | 30822 | 6329 | 4201 | 2032 | 8903 | 1626 | 1185 | 331 | 1385 | 2173 |
1974 | 85819 | 24101 | 5182 | 3520 | 1546 | 6566 | 1133 | 713 | 166 | 1491 |
1975 | 16847 | 79221 | 18845 | 4342 | 3021 | 1199 | 4805 | 739 | 373 | 761 |
1976 | 8423 | 13224 | 73057 | 14814 | 3330 | 2246 | 827 | 2994 | 380 | 603 |
1977 | 7536 | 6718 | 10381 | 59695 | 11525 | 2357 | 1356 | 464 | 1219 | 469 |
1978 | 12185 | 6007 | 5358 | 8041 | 41564 | 7905 | 1374 | 622 | 171 | 633 |
1979 | 5007 | 10612 | 4789 | 4634 | 5683 | 24711 | 4656 | 792 | 192 | 153 |
1980 | 9482 | 3826 | 9241 | 3803 | 3463 | 3203 | 13756 | 1902 | 172 | 58 |
1981 | 3424 | 8365 | 2924 | 7709 | 2924 | 2552 | 2111 | 7239 | 547 | 73 |
1982 | 4301 | 2650 | 7379 | 2225 | 6820 | 2367 | 1850 | 1161 | 2250 | 203 |
1983 | 1646 | 3803 | 2067 | 6749 | 1824 | 5560 | 1314 | 691 | 223 | 550 |
1984 | 4108 | 1239 | 3362 | 1708 | 5117 | 1060 | 2719 | 411 | 200 | 211 |
1985 | 83450 | 3373 | 1005 | 2854 | 1268 | 3227 | 433 | 1083 | 110 | 134 |
1986 | 44578 | 77886 | 2794 | 697 | 2187 | 779 | 1845 | 214 | 558 | 111 |
1987 | 4168 | 39027 | 71325 | 2235 | 484 | 1465 | 421 | 1110 | 114 | 436 |
1988 | 2264 | 3176 | 33557 | 63323 | 1490 | 277 | 902 | 224 | 565 | 256 |
1989 | 663 | 1900 | 2394 | 27201 | 46770 | 806 | 107 | 452 | 109 | 301 |
1990 | 313 | 511 | 1561 | 1791 | 17534 | 23909 | 306 | 37 | 199 | 103 |
1991 | 440 | 243 | 381 | 1245 | 837 | 6409 | 6301 | 83 | 19 | 55 |
1992 | 457 | 354 | 187 | 266 | 452 | 153 | 1381 | 889 | 24 | 10 |
1993 | 290 | 370 | 265 | 145 | 102 | 147 | 39 | 126 | 86 | 5 |
1994 | 398 | 232 | 305 | 224 | 91 | 52 | 82 | 17 | 28 | 30 |
1995 | 126 | 336 | 209 | 213 | 172 | 60 | 32 | 58 | 9 | 33 |
1996 | 199 | 92 | 269 | 174 | 147 | 100 | 40 | 22 | 37 | 29 |
1997 | 390 | 153 | 71 | 200 | 150 | 106 | 64 | 27 | 14 | 48 |
1998 | 1155 | 322 | 122 | 59 | 141 | 103 | 71 | 32 | 18 | 40 |
1999 | 1344 | 926 | 288 | 105 | 57 | 87 | 68 | 41 | 20 | 35 |
2000 | 2551 | 1161 | 776 | 272 | 91 | 48 | 56 | 43 | 30 | 39 |
2001 | 2301 | 2233 | 969 | 646 | 249 | 87 | 40 | 37 | 28 | 48 |
2002 | 2284 | 1855 | 1918 | 802 | 524 | 229 | 81 | 32 | 26 | 58 |
2003 | 7137 | 1900 | 1518 | 1615 | 626 | 379 | 194 | 64 | 23 | 59 |
2004 | 29703 | 5960 | 1566 | 1233 | 1277 | 467 | 256 | 139 | 42 | 58 |
2005 | 12460 | 26769 | 4892 | 1292 | 992 | 989 | 328 | 140 | 86 | 70 |
2006 | 17590 | 9872 | 24077 | 4779 | 1044 | 794 | 706 | 175 | 61 | 110 |
2007 | 8526 | 13643 | 7644 | 19210 | 3619 | 771 | 509 | 431 | 111 | 127 |
2008 | 17778 | 6768 | 9906 | 6047 | 12438 | 2541 | 528 | 273 | 246 | 154 |
2009 | 12228 | 14353 | 5318 | 6539 | 3754 | 4891 | 1246 | 198 | 177 | 225 |
2010 | 42235 | 10116 | 11404 | 3516 | 4078 | 2070 | 2947 | 802 | 142 | 267 |
2011 | 20478 | 37684 | 8656 | 9505 | 2559 | 2523 | 1327 | 1619 | 547 | 308 |
2012 | 12799 | 16134 | 32728 | 8446 | 7625 | 2033 | 1595 | 836 | 848 | 569 |
2013 | 17499 | 10475 | 11750 | 26930 | 6974 | 5986 | 1540 | 1105 | 524 | 888 |
2014 | 12419 | 14624 | 8378 | 8092 | 18527 | 4945 | 3879 | 1079 | 749 | 871 |
2015 | 15565 | 10045 | 12702 | 6924 | 7243 | 12462 | 3408 | 2163 | 605 | 993 |