Table 2. Estimated stock numbers. | ||||||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10+ |
1975 | 5356 | 4793 | 2985 | 988 | 589 | 554 | 422 | 271 | 238 | 962 |
1976 | 7182 | 4141 | 3532 | 1602 | 582 | 380 | 350 | 278 | 178 | 789 |
1977 | 7618 | 6239 | 2961 | 1965 | 964 | 374 | 250 | 234 | 184 | 638 |
1978 | 5268 | 6529 | 4492 | 1701 | 1207 | 636 | 258 | 173 | 158 | 552 |
1979 | 3910 | 4343 | 4835 | 2509 | 1058 | 768 | 439 | 177 | 118 | 483 |
1980 | 4102 | 3075 | 3065 | 2687 | 1457 | 677 | 490 | 301 | 120 | 403 |
1981 | 3962 | 3360 | 2078 | 1549 | 1558 | 901 | 442 | 318 | 204 | 347 |
1982 | 5377 | 3104 | 2410 | 967 | 812 | 950 | 574 | 295 | 216 | 373 |
1983 | 6131 | 4538 | 2260 | 1222 | 506 | 496 | 613 | 389 | 194 | 390 |
1984 | 5192 | 5252 | 3186 | 1180 | 640 | 297 | 308 | 399 | 253 | 379 |
1985 | 3591 | 4401 | 3827 | 1534 | 653 | 369 | 180 | 204 | 265 | 419 |
1986 | 3668 | 2790 | 3189 | 1683 | 727 | 385 | 207 | 118 | 135 | 456 |
1987 | 4005 | 3048 | 1843 | 1552 | 866 | 425 | 259 | 131 | 81 | 409 |
1988 | 4296 | 3348 | 2064 | 909 | 891 | 563 | 289 | 202 | 96 | 352 |
1989 | 4554 | 3534 | 2187 | 935 | 523 | 577 | 381 | 204 | 143 | 319 |
1990 | 5372 | 3740 | 2237 | 907 | 482 | 329 | 409 | 282 | 144 | 330 |
1991 | 5061 | 4509 | 2297 | 764 | 400 | 249 | 207 | 275 | 189 | 319 |
1992 | 5168 | 4069 | 2647 | 672 | 299 | 195 | 146 | 133 | 178 | 328 |
1993 | 5045 | 4242 | 2367 | 686 | 241 | 138 | 108 | 91 | 84 | 317 |
1994 | 4030 | 4239 | 2415 | 648 | 243 | 109 | 77 | 67 | 57 | 248 |
1995 | 5293 | 2972 | 2400 | 702 | 250 | 113 | 60 | 48 | 42 | 190 |
1996 | 4548 | 4627 | 1773 | 778 | 297 | 128 | 66 | 38 | 31 | 147 |
1997 | 3720 | 3781 | 2836 | 743 | 372 | 166 | 84 | 42 | 25 | 118 |
1998 | 4077 | 2894 | 2342 | 1247 | 395 | 212 | 106 | 58 | 27 | 96 |
1999 | 3516 | 3453 | 1723 | 1026 | 633 | 245 | 139 | 74 | 39 | 85 |
2000 | 3628 | 2756 | 2056 | 645 | 449 | 315 | 149 | 84 | 45 | 76 |
2001 | 2796 | 3032 | 1523 | 671 | 217 | 153 | 124 | 62 | 34 | 50 |
2002 | 3384 | 2118 | 1638 | 382 | 215 | 77 | 52 | 41 | 20 | 28 |
2003 | 3462 | 2818 | 982 | 537 | 122 | 87 | 36 | 23 | 18 | 21 |
2004 | 4203 | 2712 | 1280 | 226 | 169 | 38 | 37 | 15 | 9 | 16 |
2005 | 4557 | 3459 | 1129 | 354 | 72 | 77 | 18 | 22 | 8 | 14 |
2006 | 5602 | 3599 | 1602 | 358 | 145 | 35 | 47 | 10 | 12 | 14 |
2007 | 5064 | 4778 | 1725 | 705 | 177 | 86 | 20 | 29 | 6 | 16 |
2008 | 3798 | 4245 | 2380 | 735 | 348 | 98 | 49 | 11 | 17 | 12 |
2009 | 4594 | 2818 | 2094 | 1077 | 360 | 174 | 52 | 29 | 6 | 18 |
2010 | 5694 | 3699 | 1176 | 893 | 544 | 204 | 101 | 29 | 17 | 14 |
2011 | 6186 | 4712 | 1731 | 489 | 464 | 316 | 116 | 59 | 17 | 18 |
2012 | 5329 | 5216 | 2264 | 783 | 246 | 269 | 189 | 66 | 34 | 20 |
2013 | 4398 | 4408 | 2691 | 1093 | 408 | 150 | 163 | 111 | 39 | 33 |
2014 | 4086 | 3486 | 2259 | 1343 | 593 | 249 | 99 | 102 | 70 | 48 |
2015 | 4149 | 3259 | 1803 | 1148 | 689 | 346 | 143 | 62 | 61 | 73 |