Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 16477 | 6373 | 9047 | 1421 | 336 | 135 |
1998 | 13731 | 10976 | 2699 | 2768 | 397 | 113 |
1999 | 12378 | 9099 | 5926 | 694 | 590 | 111 |
2000 | 7288 | 8360 | 3709 | 1430 | 168 | 146 |
2001 | 6724 | 4287 | 3044 | 897 | 261 | 61 |
2002 | 11728 | 4071 | 1657 | 633 | 134 | 59 |
2003 | 2876 | 6685 | 1444 | 427 | 161 | 41 |
2004 | 16390 | 1897 | 2258 | 360 | 118 | 67 |
2005 | 7978 | 9862 | 550 | 691 | 94 | 52 |
2006 | 8353 | 4712 | 2869 | 156 | 159 | 40 |
2007 | 2359 | 3674 | 996 | 548 | 46 | 70 |
2008 | 1290 | 815 | 557 | 175 | 124 | 28 |
2009 | 3607 | 462 | 129 | 90 | 33 | 19 |
2010 | 3108 | 1464 | 117 | 30 | 14 | 7 |
2011 | 3319 | 1476 | 381 | 30 | 9 | 5 |
2012 | 8299 | 1638 | 318 | 121 | 16 | 5 |
2013 | 11232 | 4127 | 638 | 167 | 46 | 13 |
2014 | 4470 | 7623 | 1401 | 387 | 111 | 35 |
2015 | 3351 | 1972 | 2555 | 948 | 254 | 99 |
2016 | 1055 | 1369 | 864 | 1011 | 485 | 182 |
2017 | 5219 | 676 | 521 | 268 | 281 | 150 |
2018 | 577 | 1783 | 114 | 163 | 106 | 142 |
2019 | 1402 | 350 | 356 | 35 | 39 | 23 |
2020 | 3333 | 660 | 101 | 105 | 7 | 11 |