Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 16222 | 6370 | 9006 | 1421 | 334 | 135 |
1998 | 13462 | 11216 | 2707 | 2754 | 394 | 113 |
1999 | 13491 | 8988 | 5887 | 693 | 586 | 110 |
2000 | 7309 | 8533 | 3677 | 1420 | 167 | 146 |
2001 | 6429 | 4314 | 3051 | 884 | 260 | 61 |
2002 | 11692 | 3993 | 1640 | 634 | 134 | 59 |
2003 | 2893 | 6716 | 1406 | 417 | 161 | 41 |
2004 | 18168 | 1935 | 2312 | 363 | 120 | 68 |
2005 | 9232 | 10824 | 591 | 739 | 102 | 56 |
2006 | 9509 | 5346 | 3219 | 176 | 181 | 45 |
2007 | 2542 | 4280 | 1165 | 632 | 54 | 81 |
2008 | 1440 | 949 | 641 | 207 | 142 | 33 |
2009 | 4583 | 579 | 179 | 117 | 45 | 24 |
2010 | 4479 | 2127 | 176 | 46 | 22 | 12 |
2011 | 5421 | 2313 | 610 | 53 | 15 | 9 |
2012 | 12475 | 2598 | 484 | 194 | 28 | 10 |
2013 | 18372 | 6089 | 928 | 240 | 69 | 19 |
2014 | 5533 | 10326 | 1760 | 490 | 141 | 49 |
2015 | 3339 | 2258 | 2838 | 1019 | 276 | 110 |
2016 | 929 | 1341 | 854 | 1014 | 459 | 172 |
2017 | 4669 | 596 | 479 | 265 | 283 | 150 |
2018 | 458 | 1694 | 127 | 152 | 118 | 166 |
2019 | 1567 | 177 | 370 | 56 | 33 | 59 |