Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 16808 | 6092 | 9103 | 1466 | 329 | 134 |
1998 | 12992 | 11552 | 2739 | 2697 | 378 | 114 |
1999 | 12156 | 8773 | 5724 | 722 | 584 | 108 |
2000 | 6941 | 8106 | 3671 | 1401 | 162 | 149 |
2001 | 6403 | 4329 | 3077 | 840 | 265 | 60 |
2002 | 11263 | 3913 | 1641 | 673 | 138 | 57 |
2003 | 2829 | 6591 | 1358 | 401 | 160 | 43 |
2004 | 15693 | 1708 | 2147 | 332 | 112 | 60 |
2005 | 7473 | 8947 | 508 | 604 | 89 | 47 |
2006 | 6913 | 4051 | 2419 | 136 | 154 | 36 |
2007 | 1855 | 3145 | 857 | 467 | 40 | 59 |
2008 | 1144 | 732 | 489 | 157 | 104 | 24 |
2009 | 3556 | 459 | 123 | 85 | 26 | 19 |
2010 | 3021 | 1524 | 113 | 30 | 14 | 8 |
2011 | 3724 | 1438 | 385 | 33 | 9 | 6 |
2012 | 8249 | 1797 | 354 | 131 | 15 | 6 |
2013 | 10784 | 3974 | 633 | 171 | 55 | 11 |
2014 | 3637 | 5720 | 1259 | 338 | 95 | 36 |
2015 | 2590 | 1669 | 1848 | 691 | 192 | 75 |
2016 | 913 | 1203 | 648 | 760 | 325 | 128 |
2017 | 3601 | 495 | 441 | 228 | 230 | 132 |
2018 | 686 | 1575 | 109 | 157 | 77 | 114 |
2019 | 1127 | 347 | 372 | 38 | 31 | 28 |
2020 | 3011 | 542 | 95 | 124 | 7 | 11 |