Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 15755 | 6414 | 8973 | 1409 | 337 | 135 |
1998 | 13524 | 10933 | 2686 | 2765 | 399 | 113 |
1999 | 13601 | 9044 | 5911 | 685 | 589 | 111 |
2000 | 7483 | 8551 | 3673 | 1424 | 169 | 145 |
2001 | 6511 | 4295 | 3032 | 901 | 259 | 61 |
2002 | 11703 | 4026 | 1640 | 623 | 133 | 60 |
2003 | 2876 | 6636 | 1419 | 423 | 159 | 40 |
2004 | 17724 | 1952 | 2293 | 366 | 119 | 69 |
2005 | 9065 | 10638 | 584 | 742 | 100 | 55 |
2006 | 9609 | 5299 | 3196 | 175 | 175 | 45 |
2007 | 2671 | 4264 | 1152 | 632 | 53 | 82 |
2008 | 1539 | 975 | 665 | 208 | 150 | 34 |
2009 | 4730 | 610 | 191 | 129 | 49 | 25 |
2010 | 4661 | 2177 | 183 | 48 | 23 | 12 |
2011 | 5559 | 2406 | 617 | 53 | 16 | 8 |
2012 | 12471 | 2593 | 480 | 192 | 28 | 10 |
2013 | 18659 | 6090 | 930 | 239 | 66 | 19 |
2014 | 5858 | 10699 | 1754 | 497 | 144 | 46 |
2015 | 3449 | 2288 | 2975 | 1069 | 289 | 115 |
2016 | 897 | 1337 | 923 | 1100 | 513 | 189 |
2017 | 7215 | 592 | 490 | 306 | 345 | 177 |
2018 | 935 | 3155 | 114 | 165 | 142 | 250 |