Table 2. Estimated stock numbers. | |||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1968 | 31540 | 8322 | 3431 | 2505 | 783 | 250 | 78 | 21 | 10 |
1969 | 27201 | 7641 | 4083 | 1852 | 1017 | 259 | 83 | 28 | 12 |
1970 | 24686 | 6529 | 3750 | 2213 | 829 | 362 | 90 | 29 | 11 |
1971 | 22697 | 5939 | 3226 | 2006 | 998 | 281 | 119 | 31 | 12 |
1972 | 24760 | 5419 | 2914 | 1776 | 938 | 318 | 88 | 42 | 10 |
1973 | 23553 | 5995 | 2632 | 1543 | 709 | 278 | 101 | 23 | 15 |
1974 | 20094 | 5695 | 2937 | 1367 | 510 | 220 | 110 | 39 | 10 |
1975 | 16862 | 4840 | 2766 | 1496 | 525 | 182 | 64 | 27 | 12 |
1976 | 14268 | 4057 | 2357 | 1434 | 601 | 161 | 45 | 14 | 7 |
1977 | 10922 | 3450 | 1938 | 1118 | 506 | 185 | 45 | 15 | 8 |
1978 | 9571 | 2613 | 1638 | 975 | 406 | 155 | 61 | 19 | 7 |
1979 | 11169 | 2274 | 1236 | 723 | 358 | 159 | 55 | 23 | 9 |
1980 | 14310 | 2677 | 1086 | 581 | 288 | 139 | 55 | 17 | 9 |
1981 | 19493 | 3434 | 1278 | 554 | 258 | 118 | 56 | 19 | 8 |
1982 | 20760 | 4744 | 1649 | 630 | 230 | 89 | 40 | 17 | 8 |
1983 | 16711 | 5060 | 2270 | 744 | 242 | 66 | 24 | 7 | 3 |
1984 | 16480 | 3985 | 2239 | 946 | 316 | 96 | 25 | 7 | 3 |
1985 | 16609 | 3962 | 1876 | 912 | 376 | 124 | 37 | 8 | 3 |
1986 | 14803 | 4020 | 1883 | 831 | 316 | 127 | 42 | 13 | 3 |
1987 | 13594 | 3558 | 1953 | 836 | 297 | 90 | 32 | 9 | 2 |
1988 | 12293 | 3274 | 1727 | 978 | 292 | 67 | 19 | 6 | 2 |
1989 | 10451 | 2967 | 1594 | 835 | 379 | 57 | 14 | 5 | 3 |
1990 | 9692 | 2505 | 1452 | 811 | 336 | 146 | 11 | 5 | 3 |
1991 | 8188 | 2343 | 1225 | 765 | 373 | 129 | 59 | 4 | 3 |
1992 | 6595 | 1975 | 1151 | 656 | 386 | 155 | 54 | 29 | 3 |
1993 | 7197 | 1566 | 969 | 628 | 343 | 179 | 64 | 26 | 15 |
1994 | 7978 | 1731 | 766 | 531 | 335 | 161 | 77 | 31 | 18 |
1995 | 6917 | 1942 | 847 | 420 | 287 | 148 | 61 | 36 | 21 |
1996 | 6741 | 1656 | 956 | 470 | 228 | 132 | 39 | 23 | 21 |
1997 | 6788 | 1620 | 801 | 534 | 262 | 99 | 53 | 10 | 10 |
1998 | 7188 | 1630 | 793 | 441 | 297 | 120 | 37 | 24 | 5 |
1999 | 7177 | 1734 | 805 | 445 | 256 | 139 | 40 | 21 | 11 |
2000 | 8470 | 1714 | 845 | 449 | 240 | 124 | 30 | 19 | 6 |
2001 | 10606 | 2042 | 838 | 470 | 235 | 93 | 27 | 7 | 5 |
2002 | 9361 | 2577 | 997 | 430 | 213 | 82 | 26 | 11 | 7 |
2003 | 7882 | 2269 | 1250 | 515 | 209 | 74 | 25 | 8 | 7 |
2004 | 6022 | 1896 | 1103 | 651 | 241 | 69 | 19 | 7 | 4 |
2005 | 6265 | 1439 | 918 | 601 | 298 | 79 | 16 | 2 | 3 |
2006 | 6230 | 1511 | 717 | 505 | 278 | 75 | 25 | 4 | 1 |
2007 | 5212 | 1511 | 751 | 401 | 242 | 89 | 25 | 10 | 2 |
2008 | 4264 | 1257 | 743 | 417 | 210 | 103 | 33 | 6 | 4 |
2009 | 3916 | 1020 | 619 | 409 | 218 | 96 | 42 | 13 | 2 |
2010 | 4343 | 939 | 496 | 333 | 203 | 100 | 41 | 19 | 4 |
2011 | 3907 | 1045 | 455 | 265 | 162 | 82 | 39 | 15 | 2 |
2012 | 3261 | 941 | 510 | 246 | 128 | 43 | 18 | 11 | 0 |
2013 | 2819 | 780 | 457 | 281 | 133 | 4 | 0 | 0 | 0 |