Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 16516 | 6343 | 9043 | 1423 | 335 | 135 |
1998 | 13709 | 10984 | 2700 | 2762 | 395 | 113 |
1999 | 12469 | 9067 | 5905 | 695 | 589 | 111 |
2000 | 7204 | 8347 | 3706 | 1428 | 168 | 146 |
2001 | 6634 | 4277 | 3044 | 893 | 261 | 61 |
2002 | 11643 | 4049 | 1653 | 635 | 134 | 59 |
2003 | 2844 | 6660 | 1435 | 424 | 161 | 41 |
2004 | 16331 | 1869 | 2235 | 356 | 116 | 66 |
2005 | 7875 | 9730 | 542 | 678 | 93 | 51 |
2006 | 8076 | 4592 | 2793 | 152 | 156 | 39 |
2007 | 2209 | 3538 | 957 | 526 | 44 | 67 |
2008 | 1168 | 759 | 524 | 164 | 115 | 27 |
2009 | 3606 | 415 | 119 | 84 | 30 | 18 |
2010 | 3062 | 1437 | 111 | 29 | 14 | 7 |
2011 | 3310 | 1493 | 386 | 31 | 9 | 5 |
2012 | 8373 | 1657 | 323 | 123 | 16 | 6 |
2013 | 11493 | 4195 | 642 | 167 | 46 | 13 |
2014 | 4136 | 7611 | 1393 | 382 | 110 | 35 |
2015 | 3193 | 1914 | 2473 | 912 | 244 | 96 |
2016 | 1081 | 1333 | 830 | 973 | 462 | 173 |
2017 | 4872 | 665 | 503 | 257 | 278 | 150 |
2018 | 611 | 1741 | 112 | 156 | 102 | 140 |
2019 | 1321 | 354 | 358 | 35 | 38 | 23 |
2020 | 3211 | 622 | 104 | 108 | 6 | 11 |