Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 17417 | 6513 | 8969 | 1389 | 330 | 134 |
1998 | 14535 | 11413 | 2748 | 2752 | 392 | 112 |
1999 | 13877 | 9341 | 5971 | 689 | 579 | 110 |
2000 | 7760 | 8891 | 3707 | 1435 | 170 | 145 |
2001 | 6860 | 4426 | 3123 | 906 | 262 | 62 |
2002 | 12657 | 4143 | 1683 | 652 | 138 | 62 |
2003 | 3246 | 7179 | 1516 | 454 | 172 | 43 |
2004 | 19038 | 2170 | 2532 | 408 | 133 | 77 |
2005 | 9298 | 11558 | 639 | 807 | 110 | 60 |
2006 | 10091 | 5614 | 3417 | 187 | 186 | 48 |
2007 | 2823 | 4462 | 1201 | 651 | 56 | 84 |
2008 | 1559 | 964 | 650 | 207 | 144 | 34 |
2009 | 4806 | 598 | 183 | 126 | 50 | 25 |
2010 | 4359 | 2170 | 171 | 45 | 22 | 12 |
2011 | 4918 | 2292 | 617 | 46 | 14 | 7 |
2012 | 11771 | 2408 | 460 | 184 | 26 | 7 |
2013 | 16337 | 5799 | 871 | 227 | 64 | 18 |
2014 | 5716 | 11166 | 1834 | 506 | 145 | 46 |
2015 | 4148 | 2472 | 3358 | 1209 | 325 | 128 |
2016 | 1185 | 1630 | 1043 | 1252 | 604 | 225 |
2017 | 6487 | 813 | 624 | 316 | 339 | 182 |
2018 | 711 | 2120 | 139 | 188 | 125 | 168 |
2019 | 1229 | 371 | 428 | 42 | 46 | 25 |
2020 | 3838 | 500 | 75 | 137 | 8 | 13 |