Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 16538 | 6302 | 9008 | 1431 | 333 | 135 |
1998 | 13389 | 11313 | 2715 | 2745 | 391 | 114 |
1999 | 12723 | 8927 | 5868 | 699 | 586 | 110 |
2000 | 7066 | 8358 | 3676 | 1418 | 166 | 147 |
2001 | 6615 | 4298 | 3049 | 874 | 262 | 61 |
2002 | 11799 | 4031 | 1645 | 643 | 135 | 59 |
2003 | 3082 | 6834 | 1424 | 421 | 164 | 42 |
2004 | 18420 | 1963 | 2340 | 366 | 122 | 69 |
2005 | 9222 | 10815 | 593 | 732 | 102 | 55 |
2006 | 8943 | 5246 | 3145 | 172 | 180 | 44 |
2007 | 2349 | 4129 | 1135 | 612 | 52 | 78 |
2008 | 1401 | 929 | 628 | 205 | 138 | 32 |
2009 | 4741 | 584 | 179 | 116 | 44 | 25 |
2010 | 4450 | 2151 | 176 | 47 | 22 | 12 |
2011 | 5349 | 2270 | 603 | 54 | 15 | 9 |
2012 | 12422 | 2593 | 486 | 193 | 28 | 10 |
2013 | 17787 | 6002 | 913 | 238 | 71 | 19 |
2014 | 5061 | 9843 | 1731 | 477 | 136 | 49 |
2015 | 3170 | 2192 | 2729 | 982 | 267 | 106 |
2016 | 1061 | 1336 | 834 | 999 | 444 | 167 |
2017 | 4451 | 612 | 480 | 269 | 287 | 155 |
2018 | 476 | 1691 | 129 | 152 | 116 | 166 |
2019 | 246 | 187 | 365 | 55 | 33 | 58 |