Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1973 | 32565 | 6420 | 4121 | 2015 | 8748 | 1592 | 1163 | 327 | 1381 | 2163 |
1974 | 129185 | 25438 | 5256 | 3466 | 1526 | 6435 | 1104 | 694 | 162 | 1482 |
1975 | 18130 | 118539 | 19871 | 4418 | 3015 | 1187 | 4718 | 716 | 356 | 743 |
1976 | 8334 | 14254 | 108771 | 15506 | 3380 | 2260 | 823 | 2947 | 364 | 572 |
1977 | 7421 | 6671 | 11208 | 88876 | 12044 | 2391 | 1375 | 465 | 1205 | 440 |
1978 | 12059 | 5953 | 5340 | 8643 | 64087 | 8303 | 1401 | 636 | 171 | 609 |
1979 | 4122 | 10412 | 4775 | 4698 | 6094 | 33860 | 4934 | 804 | 195 | 156 |
1980 | 8972 | 3168 | 8990 | 3822 | 3528 | 3453 | 16756 | 2065 | 182 | 63 |
1981 | 2894 | 7841 | 2435 | 7395 | 2974 | 2611 | 2244 | 7856 | 604 | 79 |
1982 | 3102 | 2274 | 6851 | 1863 | 6588 | 2480 | 1917 | 1237 | 2335 | 236 |
1983 | 1219 | 2953 | 1833 | 6622 | 1664 | 5514 | 1410 | 748 | 277 | 593 |
1984 | 2397 | 945 | 2812 | 1590 | 5222 | 1051 | 2902 | 459 | 224 | 234 |
1985 | 74236 | 2162 | 787 | 2482 | 1247 | 3488 | 483 | 1204 | 131 | 160 |
1986 | 48533 | 67711 | 1967 | 566 | 2028 | 820 | 2096 | 243 | 620 | 134 |
1987 | 1745 | 40055 | 61084 | 1636 | 408 | 1456 | 469 | 1256 | 132 | 488 |
1988 | 1346 | 1613 | 30915 | 56840 | 1186 | 251 | 950 | 254 | 643 | 293 |
1989 | 371 | 1215 | 1420 | 23861 | 46583 | 704 | 113 | 485 | 127 | 343 |
1990 | 532 | 333 | 1127 | 1212 | 15516 | 22971 | 310 | 42 | 215 | 117 |
1991 | 840 | 398 | 289 | 968 | 626 | 6412 | 6794 | 90 | 22 | 62 |
1992 | 359 | 643 | 268 | 218 | 423 | 180 | 1626 | 975 | 28 | 13 |
1993 | 348 | 284 | 452 | 191 | 105 | 177 | 50 | 160 | 126 | 9 |
1994 | 1157 | 295 | 244 | 343 | 125 | 59 | 97 | 23 | 40 | 49 |
1995 | 629 | 931 | 301 | 191 | 248 | 84 | 37 | 65 | 12 | 49 |
1996 | 196 | 375 | 675 | 248 | 150 | 144 | 56 | 26 | 41 | 43 |
1997 | 724 | 147 | 223 | 463 | 210 | 109 | 93 | 40 | 17 | 63 |
1998 | 1823 | 600 | 115 | 150 | 282 | 135 | 76 | 54 | 26 | 58 |
1999 | 3322 | 1450 | 528 | 110 | 121 | 145 | 90 | 50 | 34 | 60 |
2000 | 5006 | 2361 | 1073 | 441 | 102 | 89 | 87 | 60 | 37 | 71 |
2001 | 3252 | 4051 | 1707 | 805 | 380 | 99 | 68 | 58 | 40 | 81 |
2002 | 972 | 2569 | 3239 | 1276 | 632 | 340 | 93 | 54 | 41 | 96 |
2003 | 13977 | 942 | 1988 | 2442 | 948 | 466 | 276 | 75 | 39 | 104 |
2004 | 101722 | 11134 | 981 | 1582 | 1844 | 683 | 315 | 204 | 52 | 108 |
2005 | 21337 | 82619 | 8664 | 1005 | 1313 | 1368 | 461 | 184 | 138 | 119 |
2006 | 13691 | 15242 | 59160 | 7295 | 989 | 1040 | 949 | 258 | 91 | 191 |
2007 | 6218 | 11128 | 10312 | 38254 | 5612 | 835 | 670 | 602 | 174 | 211 |
2008 | 10069 | 4899 | 8730 | 6790 | 23040 | 3760 | 634 | 390 | 368 | 256 |
2009 | 21273 | 9417 | 4247 | 6206 | 4664 | 9131 | 1888 | 290 | 269 | 347 |
2010 | 23017 | 13870 | 7442 | 3082 | 4540 | 2876 | 4978 | 1210 | 217 | 406 |
2011 | 4521 | 18511 | 9537 | 7203 | 2761 | 3140 | 1875 | 2565 | 847 | 475 |
2012 | 2598 | 4135 | 16091 | 8006 | 7245 | 2429 | 2108 | 1219 | 1290 | 911 |
2013 | 1148 | 2100 | 3506 | 14445 | 7157 | 6604 | 1948 | 1499 | 806 | 1318 |
2014 | 382 | 894 | 1788 | 3003 | 12259 | 5738 | 4738 | 1422 | 1060 | 1238 |
2015 | 2352 | 349 | 802 | 1731 | 3334 | 9402 | 4274 | 2973 | 874 | 1493 |
2016 | 31761 | 2271 | 382 | 628 | 1468 | 2101 | 5871 | 2730 | 1813 | 1538 |