Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 17546 | 6944 | 10524 | 1616 | 424 | 186 |
1998 | 13049 | 11018 | 2643 | 2828 | 411 | 113 |
1999 | 11530 | 9151 | 5983 | 661 | 595 | 112 |
2000 | 8127 | 7306 | 3757 | 1413 | 172 | 143 |
2001 | 5549 | 4567 | 3003 | 912 | 252 | 60 |
2002 | 8221 | 2978 | 1294 | 567 | 122 | 56 |
2003 | 4043 | 4931 | 1180 | 338 | 121 | 30 |
2004 | 11201 | 2257 | 1903 | 304 | 97 | 57 |
2005 | 7570 | 6471 | 698 | 653 | 83 | 47 |
2006 | 9125 | 4103 | 2586 | 178 | 159 | 42 |
2007 | 4396 | 3520 | 747 | 669 | 62 | 97 |
2008 | 2305 | 1127 | 728 | 164 | 139 | 31 |
2009 | 6549 | 814 | 184 | 119 | 47 | 22 |
2010 | 4912 | 2956 | 191 | 48 | 23 | 12 |
2011 | 4993 | 2644 | 633 | 50 | 16 | 8 |
2012 | 9793 | 2295 | 410 | 180 | 27 | 9 |
2013 | 11384 | 4372 | 907 | 149 | 43 | 14 |
2014 | 6379 | 9333 | 1469 | 554 | 115 | 12 |
2015 | 6049 | 2733 | 2459 | 752 | 324 | 75 |