Table 2. Estimated stock numbers. | |||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1968 | 14964 | 1669 | 2699 | 3028 | 905 | 248 | 93 | 20 | 15 |
1969 | 1740 | 3621 | 2547 | 1733 | 967 | 245 | 84 | 31 | 20 |
1970 | 6117 | 179 | 2990 | 2079 | 843 | 304 | 87 | 28 | 17 |
1971 | 11814 | 1003 | 1149 | 1616 | 1024 | 305 | 99 | 32 | 19 |
1972 | 22071 | 2371 | 2384 | 2063 | 809 | 265 | 93 | 24 | 9 |
1973 | 42702 | 5588 | 2070 | 2010 | 911 | 180 | 70 | 21 | 15 |
1974 | 14822 | 13294 | 3533 | 1106 | 478 | 221 | 98 | 35 | 9 |
1975 | 33057 | 3265 | 1980 | 1205 | 439 | 205 | 76 | 25 | 13 |
1976 | 64667 | 9722 | 3435 | 1610 | 651 | 132 | 31 | 9 | 4 |
1977 | 49563 | 25617 | 2025 | 1510 | 614 | 205 | 23 | 10 | 4 |
1978 | 22720 | 16843 | 6228 | 1484 | 432 | 165 | 68 | 18 | 7 |
1979 | 37459 | 5859 | 3530 | 1415 | 474 | 224 | 77 | 30 | 11 |
1980 | 36352 | 10947 | 1550 | 792 | 347 | 156 | 73 | 23 | 15 |
1981 | 52733 | 11081 | 2426 | 602 | 270 | 133 | 65 | 21 | 9 |
1982 | 175958 | 19797 | 3221 | 669 | 206 | 87 | 46 | 23 | 11 |
1983 | 39616 | 99310 | 8509 | 751 | 166 | 44 | 19 | 7 | 3 |
1984 | 62069 | 13300 | 11446 | 1783 | 262 | 66 | 20 | 6 | 3 |
1985 | 30607 | 18813 | 3732 | 1909 | 534 | 109 | 27 | 6 | 2 |
1986 | 22584 | 8005 | 4692 | 973 | 407 | 159 | 44 | 14 | 4 |
1987 | 18715 | 5786 | 2691 | 1200 | 328 | 106 | 37 | 10 | 3 |
1988 | 9510 | 4861 | 3215 | 1550 | 425 | 88 | 23 | 7 | 2 |
1989 | 5585 | 2137 | 1727 | 1145 | 634 | 115 | 35 | 8 | 3 |
1990 | 7144 | 1010 | 978 | 638 | 287 | 165 | 28 | 15 | 4 |
1991 | 3763 | 1548 | 539 | 526 | 251 | 125 | 69 | 19 | 13 |
1992 | 4380 | 1297 | 804 | 389 | 331 | 158 | 79 | 59 | 22 |
1993 | 5785 | 401 | 692 | 808 | 273 | 198 | 84 | 34 | 18 |
1994 | 5276 | 1209 | 525 | 315 | 360 | 162 | 118 | 54 | 16 |
1995 | 2544 | 2250 | 434 | 297 | 223 | 162 | 72 | 94 | 14 |
1996 | 5893 | 1449 | 811 | 296 | 233 | 114 | 54 | 30 | 42 |
1997 | 2578 | 1086 | 497 | 497 | 331 | 121 | 71 | 14 | 19 |
1998 | 6913 | 443 | 418 | 148 | 445 | 239 | 33 | 51 | 6 |
1999 | 7936 | 1660 | 745 | 455 | 227 | 180 | 63 | 41 | 19 |
2000 | 4008 | 762 | 342 | 338 | 247 | 172 | 46 | 23 | 5 |
2001 | 24860 | 1345 | 845 | 431 | 238 | 104 | 25 | 6 | 4 |
2002 | 6271 | 5047 | 1023 | 242 | 184 | 73 | 23 | 9 | 5 |
2003 | 18418 | 2901 | 1293 | 403 | 184 | 89 | 27 | 9 | 10 |
2004 | 1966 | 2059 | 667 | 546 | 219 | 81 | 27 | 8 | 4 |
2005 | 757 | 197 | 353 | 527 | 261 | 73 | 16 | 2 | 3 |
2006 | 1670 | 318 | 355 | 423 | 271 | 76 | 21 | 3 | 1 |
2007 | 2298 | 874 | 500 | 359 | 191 | 85 | 34 | 16 | 5 |
2008 | 9345 | 588 | 273 | 388 | 300 | 117 | 43 | 6 | 6 |
2009 | 5688 | 1567 | 788 | 555 | 250 | 137 | 41 | 18 | 4 |
2010 | 10514 | 1585 | 623 | 383 | 283 | 134 | 82 | 52 | 9 |
2011 | 10245 | 1339 | 460 | 346 | 231 | 150 | 80 | 57 | 25 |
2012 | 33256 | 1287 | 408 | 254 | 187 | 118 | 67 | 44 | 31 |