Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 16491 | 6465 | 9055 | 1415 | 339 | 136 |
1998 | 13937 | 10880 | 2689 | 2787 | 403 | 113 |
1999 | 12836 | 9144 | 5977 | 689 | 594 | 112 |
2000 | 7508 | 8467 | 3696 | 1433 | 170 | 146 |
2001 | 6844 | 4289 | 3042 | 913 | 259 | 61 |
2002 | 11994 | 4115 | 1660 | 624 | 133 | 60 |
2003 | 2986 | 6773 | 1476 | 437 | 162 | 41 |
2004 | 17115 | 1990 | 2329 | 373 | 121 | 70 |
2005 | 8588 | 10424 | 579 | 739 | 99 | 55 |
2006 | 9291 | 5147 | 3129 | 170 | 168 | 43 |
2007 | 2721 | 4106 | 1111 | 611 | 51 | 79 |
2008 | 1536 | 927 | 637 | 197 | 144 | 32 |
2009 | 4112 | 527 | 147 | 106 | 39 | 21 |
2010 | 3616 | 1646 | 133 | 34 | 16 | 8 |
2011 | 3372 | 1673 | 426 | 32 | 10 | 5 |
2012 | 9011 | 1738 | 341 | 131 | 18 | 6 |
2013 | 11223 | 4514 | 708 | 182 | 49 | 14 |
2014 | 5350 | 8710 | 1572 | 436 | 126 | 39 |
2015 | 4064 | 2310 | 3055 | 1115 | 296 | 116 |
2016 | 1402 | 1649 | 1081 | 1239 | 597 | 218 |
2017 | 6628 | 897 | 664 | 332 | 348 | 178 |
2018 | 576 | 2120 | 131 | 198 | 135 | 179 |
2019 | 1733 | 304 | 327 | 32 | 42 | 22 |
2020 | 4013 | 856 | 39 | 63 | 3 | 11 |
2021 | 1333 | 1723 | 96 | 5 | 14 | 2 |