Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1981 | 5137 | 4082 | 4780 | 1746 | 2258 | 1911 | 1544 | 1780 | 1538 | 3588 |
1982 | 6927 | 3712 | 2794 | 3211 | 1367 | 1220 | 1091 | 924 | 885 | 2189 |
1983 | 26615 | 5839 | 2078 | 1615 | 1512 | 1091 | 938 | 814 | 568 | 1289 |
1984 | 26324 | 21878 | 2973 | 1224 | 1145 | 1321 | 771 | 508 | 425 | 865 |
1985 | 13376 | 19230 | 12152 | 1484 | 725 | 926 | 755 | 455 | 250 | 714 |
1986 | 8427 | 7261 | 9870 | 6016 | 1060 | 464 | 488 | 414 | 271 | 597 |
1987 | 9502 | 5368 | 3981 | 6900 | 2429 | 384 | 252 | 253 | 178 | 341 |
1988 | 7246 | 7117 | 3379 | 2703 | 3922 | 1403 | 207 | 118 | 89 | 161 |
1989 | 9230 | 5257 | 5627 | 2533 | 2216 | 1654 | 344 | 100 | 53 | 106 |
1990 | 16273 | 5827 | 2894 | 2483 | 1396 | 1236 | 601 | 134 | 41 | 92 |
1991 | 9939 | 15233 | 4181 | 1700 | 1535 | 902 | 554 | 168 | 29 | 39 |
1992 | 8285 | 9351 | 14175 | 3430 | 1150 | 706 | 451 | 282 | 98 | 38 |
1993 | 5909 | 5968 | 6126 | 10854 | 2357 | 938 | 492 | 269 | 154 | 73 |
1994 | 8294 | 3308 | 4053 | 3246 | 7239 | 1488 | 813 | 369 | 213 | 130 |
1995 | 10407 | 6132 | 3454 | 2690 | 2894 | 3541 | 1003 | 544 | 222 | 182 |
1996 | 28948 | 7834 | 4386 | 2491 | 1401 | 1729 | 2152 | 643 | 313 | 244 |
1997 | 43271 | 22657 | 6169 | 2695 | 1283 | 917 | 946 | 1155 | 299 | 343 |
1998 | 27481 | 41992 | 18812 | 3749 | 1276 | 868 | 741 | 576 | 550 | 265 |
1999 | 20035 | 20957 | 34243 | 13270 | 1654 | 682 | 465 | 382 | 217 | 368 |
2000 | 35216 | 14404 | 17331 | 17418 | 4667 | 1201 | 489 | 321 | 155 | 292 |
2001 | 48399 | 33565 | 13853 | 12286 | 7779 | 1598 | 457 | 223 | 156 | 180 |
2002 | 40024 | 36216 | 17056 | 7633 | 5178 | 3606 | 748 | 296 | 125 | 178 |
2003 | 43358 | 37170 | 37581 | 14962 | 5411 | 2725 | 1035 | 274 | 74 | 88 |
2004 | 24742 | 35040 | 28261 | 20874 | 7445 | 2674 | 1322 | 520 | 133 | 71 |
2005 | 14665 | 17663 | 22590 | 16701 | 10767 | 3201 | 1052 | 464 | 188 | 87 |
2006 | 5769 | 11084 | 20770 | 19895 | 9772 | 4235 | 1242 | 411 | 177 | 97 |
2007 | 3246 | 3844 | 10170 | 15310 | 10854 | 5655 | 2265 | 729 | 236 | 155 |
2008 | 4198 | 2238 | 3227 | 10029 | 9267 | 5051 | 2007 | 826 | 275 | 208 |
2009 | 4037 | 2709 | 1774 | 3236 | 6636 | 4597 | 2141 | 783 | 305 | 180 |
2010 | 11387 | 4069 | 1762 | 1512 | 3259 | 4413 | 2777 | 1043 | 339 | 214 |
2011 | 17418 | 10941 | 2873 | 1511 | 1633 | 2461 | 2306 | 1118 | 585 | 286 |
2012 | 15142 | 13839 | 11594 | 1854 | 967 | 1604 | 2476 | 2174 | 1116 | 844 |
2013 | 10079 | 14189 | 11251 | 8129 | 2693 | 1226 | 1541 | 1849 | 1524 | 1514 |
2014 | 10335 | 7795 | 14389 | 9084 | 4597 | 1357 | 925 | 1052 | 1234 | 1805 |
2015 | 10335 | 7937 | 6274 | 10617 | 5395 | 1622 | 595 | 417 | 484 | 1416 |