Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 16691 | 6627 | 9025 | 1397 | 342 | 136 |
1998 | 14436 | 10626 | 2668 | 2800 | 410 | 112 |
1999 | 13261 | 9285 | 6068 | 677 | 598 | 113 |
2000 | 7656 | 8602 | 3682 | 1436 | 173 | 145 |
2001 | 6864 | 4259 | 3043 | 939 | 257 | 62 |
2002 | 12126 | 4151 | 1655 | 610 | 132 | 61 |
2003 | 2948 | 6738 | 1499 | 444 | 160 | 40 |
2004 | 17230 | 2046 | 2333 | 379 | 121 | 71 |
2005 | 8651 | 10540 | 582 | 765 | 99 | 56 |
2006 | 9587 | 5323 | 3234 | 174 | 165 | 44 |
2007 | 2834 | 4181 | 1123 | 617 | 52 | 82 |
2008 | 1511 | 926 | 636 | 192 | 150 | 33 |
2009 | 4068 | 511 | 146 | 105 | 41 | 20 |
2010 | 3594 | 1625 | 135 | 33 | 17 | 8 |
2011 | 3421 | 1760 | 438 | 32 | 10 | 5 |
2012 | 9297 | 1784 | 344 | 133 | 19 | 6 |
2013 | 11533 | 4766 | 739 | 187 | 48 | 15 |
2014 | 5429 | 9816 | 1602 | 457 | 135 | 40 |
2015 | 4103 | 2357 | 3276 | 1177 | 314 | 125 |
2016 | 1371 | 1599 | 1126 | 1284 | 637 | 225 |
2017 | 6612 | 940 | 672 | 329 | 349 | 170 |
2018 | 579 | 2061 | 128 | 188 | 143 | 189 |
2019 | 1703 | 312 | 331 | 33 | 45 | 21 |
2020 | 3574 | 956 | 42 | 68 | 3 | 13 |
2021 | 1472 | 1142 | 134 | 6 | 21 | 2 |
2022 | 1963 | 674 | 145 | 21 | 1 | 2 |