Table 2. Estimated stock numbers. | |||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1968 | 30424 | 8322 | 3408 | 2504 | 780 | 251 | 79 | 21 | 9 |
1969 | 24367 | 7333 | 4081 | 1838 | 1049 | 261 | 84 | 28 | 11 |
1970 | 22743 | 5856 | 3598 | 2203 | 808 | 363 | 89 | 29 | 12 |
1971 | 22015 | 5472 | 2878 | 1929 | 978 | 272 | 119 | 30 | 12 |
1972 | 25235 | 5292 | 2685 | 1554 | 860 | 316 | 87 | 41 | 11 |
1973 | 23957 | 6085 | 2589 | 1420 | 626 | 268 | 103 | 26 | 14 |
1974 | 20349 | 5772 | 2974 | 1350 | 515 | 198 | 95 | 35 | 10 |
1975 | 17053 | 4898 | 2806 | 1523 | 513 | 173 | 59 | 25 | 11 |
1976 | 14334 | 4104 | 2377 | 1432 | 589 | 161 | 46 | 15 | 8 |
1977 | 10725 | 3453 | 1972 | 1160 | 515 | 185 | 46 | 15 | 7 |
1978 | 9132 | 2579 | 1648 | 973 | 424 | 164 | 60 | 17 | 7 |
1979 | 10903 | 2192 | 1231 | 766 | 362 | 158 | 56 | 21 | 8 |
1980 | 14135 | 2622 | 1052 | 586 | 299 | 137 | 55 | 18 | 8 |
1981 | 19750 | 3400 | 1256 | 522 | 246 | 114 | 51 | 18 | 7 |
1982 | 21871 | 4761 | 1627 | 609 | 214 | 86 | 38 | 15 | 7 |
1983 | 17842 | 5275 | 2256 | 742 | 243 | 70 | 26 | 8 | 4 |
1984 | 17245 | 4289 | 2437 | 969 | 305 | 92 | 25 | 7 | 3 |
1985 | 15621 | 4153 | 2032 | 1040 | 380 | 115 | 34 | 8 | 3 |
1986 | 13468 | 3761 | 1984 | 920 | 384 | 129 | 38 | 11 | 3 |
1987 | 12134 | 3240 | 1815 | 917 | 356 | 122 | 37 | 10 | 3 |
1988 | 11194 | 2920 | 1571 | 882 | 356 | 115 | 38 | 11 | 3 |
1989 | 8792 | 2697 | 1420 | 765 | 344 | 116 | 42 | 15 | 5 |
1990 | 8269 | 2113 | 1316 | 718 | 325 | 130 | 45 | 18 | 8 |
1991 | 7781 | 1990 | 1031 | 688 | 344 | 139 | 56 | 20 | 10 |
1992 | 6621 | 1875 | 973 | 548 | 354 | 164 | 63 | 26 | 11 |
1993 | 7147 | 1590 | 918 | 524 | 288 | 176 | 76 | 29 | 11 |
1994 | 7733 | 1720 | 779 | 499 | 281 | 139 | 81 | 35 | 8 |
1995 | 6264 | 1865 | 842 | 427 | 272 | 133 | 57 | 36 | 7 |
1996 | 6490 | 1505 | 915 | 464 | 234 | 131 | 48 | 20 | 9 |
1997 | 6663 | 1562 | 736 | 507 | 256 | 108 | 52 | 13 | 6 |
1998 | 7223 | 1603 | 766 | 408 | 281 | 115 | 37 | 21 | 4 |
1999 | 7448 | 1739 | 787 | 427 | 231 | 126 | 33 | 18 | 8 |
2000 | 9175 | 1790 | 852 | 438 | 231 | 106 | 26 | 14 | 5 |
2001 | 10972 | 2209 | 876 | 470 | 227 | 91 | 25 | 7 | 4 |
2002 | 10311 | 2644 | 1080 | 467 | 224 | 79 | 23 | 9 | 5 |
2003 | 8924 | 2483 | 1289 | 572 | 225 | 72 | 22 | 7 | 5 |
2004 | 7132 | 2148 | 1211 | 687 | 271 | 69 | 16 | 5 | 3 |
2005 | 7188 | 1714 | 1050 | 660 | 319 | 83 | 17 | 2 | 2 |
2006 | 7759 | 1730 | 843 | 578 | 312 | 82 | 25 | 4 | 1 |
2007 | 7434 | 1870 | 850 | 465 | 287 | 98 | 25 | 9 | 2 |
2008 | 7488 | 1789 | 916 | 468 | 242 | 121 | 36 | 8 | 3 |
2009 | 7404 | 1802 | 877 | 504 | 244 | 113 | 51 | 14 | 3 |
2010 | 7595 | 1782 | 882 | 481 | 261 | 114 | 50 | 23 | 4 |
2011 | 7805 | 1827 | 871 | 486 | 253 | 122 | 49 | 22 | 6 |
2012 | 8051 | 1878 | 895 | 482 | 261 | 119 | 50 | 19 | 6 |