Table 2. Estimated stock numbers. | |||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1968 | 29349 | 8250 | 3394 | 2504 | 780 | 251 | 79 | 21 | 9 |
1969 | 23459 | 7071 | 4046 | 1829 | 1057 | 262 | 84 | 28 | 11 |
1970 | 22093 | 5637 | 3470 | 2180 | 800 | 363 | 88 | 29 | 12 |
1971 | 21820 | 5318 | 2769 | 1859 | 960 | 269 | 119 | 30 | 12 |
1972 | 25109 | 5246 | 2609 | 1489 | 817 | 314 | 86 | 40 | 11 |
1973 | 23957 | 6052 | 2567 | 1378 | 602 | 260 | 102 | 26 | 14 |
1974 | 20494 | 5768 | 2959 | 1338 | 512 | 192 | 90 | 34 | 10 |
1975 | 17226 | 4933 | 2806 | 1517 | 509 | 170 | 58 | 25 | 11 |
1976 | 14445 | 4146 | 2394 | 1429 | 583 | 161 | 47 | 15 | 8 |
1977 | 10894 | 3479 | 1996 | 1177 | 519 | 186 | 47 | 15 | 7 |
1978 | 9310 | 2620 | 1665 | 983 | 433 | 168 | 60 | 17 | 7 |
1979 | 11028 | 2236 | 1253 | 784 | 367 | 158 | 57 | 21 | 7 |
1980 | 14159 | 2653 | 1072 | 599 | 304 | 136 | 55 | 18 | 8 |
1981 | 19512 | 3406 | 1270 | 527 | 246 | 114 | 50 | 17 | 7 |
1982 | 21746 | 4703 | 1629 | 612 | 214 | 86 | 37 | 14 | 7 |
1983 | 18228 | 5244 | 2231 | 746 | 244 | 72 | 27 | 9 | 4 |
1984 | 18248 | 4382 | 2448 | 973 | 303 | 91 | 26 | 7 | 3 |
1985 | 17785 | 4392 | 2082 | 1064 | 380 | 112 | 33 | 8 | 3 |
1986 | 16269 | 4283 | 2105 | 950 | 396 | 127 | 37 | 10 | 3 |
1987 | 15485 | 3914 | 2071 | 988 | 368 | 125 | 37 | 10 | 3 |
1988 | 14481 | 3727 | 1901 | 1021 | 394 | 117 | 38 | 11 | 3 |
1989 | 11246 | 3489 | 1815 | 948 | 424 | 130 | 40 | 14 | 5 |
1990 | 10033 | 2704 | 1704 | 931 | 423 | 160 | 45 | 16 | 7 |
1991 | 9064 | 2414 | 1320 | 894 | 445 | 170 | 61 | 19 | 8 |
1992 | 7479 | 2184 | 1180 | 701 | 448 | 191 | 65 | 27 | 9 |
1993 | 7650 | 1797 | 1070 | 634 | 358 | 201 | 75 | 29 | 11 |
1994 | 7768 | 1841 | 879 | 581 | 331 | 157 | 79 | 33 | 9 |
1995 | 6245 | 1873 | 902 | 480 | 310 | 142 | 54 | 34 | 9 |
1996 | 6552 | 1502 | 919 | 496 | 258 | 140 | 42 | 21 | 10 |
1997 | 6698 | 1577 | 735 | 508 | 270 | 113 | 50 | 14 | 7 |
1998 | 7330 | 1611 | 773 | 407 | 280 | 119 | 37 | 21 | 5 |
1999 | 7824 | 1764 | 791 | 430 | 228 | 124 | 34 | 17 | 8 |
2000 | 9443 | 1880 | 864 | 439 | 232 | 103 | 27 | 14 | 5 |
2001 | 12000 | 2274 | 921 | 476 | 228 | 92 | 25 | 8 | 5 |
2002 | 10838 | 2891 | 1113 | 495 | 231 | 80 | 23 | 9 | 5 |
2003 | 9467 | 2609 | 1411 | 595 | 239 | 73 | 22 | 7 | 5 |
2004 | 7047 | 2277 | 1274 | 756 | 284 | 71 | 16 | 5 | 3 |
2005 | 6821 | 1694 | 1112 | 694 | 354 | 83 | 17 | 3 | 2 |
2006 | 7435 | 1643 | 832 | 611 | 331 | 86 | 24 | 4 | 1 |
2007 | 7623 | 1792 | 807 | 459 | 303 | 101 | 26 | 8 | 2 |
2008 | 8656 | 1835 | 879 | 444 | 238 | 122 | 36 | 8 | 3 |
2009 | 9404 | 2083 | 900 | 484 | 232 | 108 | 50 | 14 | 3 |
2010 | 11059 | 2262 | 1020 | 495 | 253 | 108 | 47 | 22 | 4 |
2011 | 12633 | 2660 | 1107 | 564 | 263 | 119 | 47 | 20 | 6 |
2012 | 14109 | 3039 | 1303 | 615 | 306 | 125 | 49 | 18 | 5 |