Table 2. Estimated stock numbers. | ||||||
Year\Age | 1 | 2 | 3 | 4 | 5 | 6+ |
1997 | 15105 | 6395 | 9057 | 1414 | 341 | 137 |
1998 | 13326 | 10899 | 2667 | 2790 | 404 | 113 |
1999 | 11742 | 8992 | 5944 | 685 | 595 | 112 |
2000 | 7722 | 8260 | 3671 | 1424 | 170 | 145 |
2001 | 6793 | 4171 | 2938 | 911 | 257 | 61 |
2002 | 11563 | 3966 | 1610 | 605 | 131 | 59 |
2003 | 3170 | 6400 | 1374 | 415 | 154 | 39 |
2004 | 16194 | 1990 | 2292 | 364 | 119 | 69 |
2005 | 8427 | 10379 | 578 | 743 | 98 | 55 |
2006 | 10002 | 5292 | 3223 | 178 | 175 | 45 |
2007 | 2969 | 4436 | 1212 | 668 | 56 | 87 |
2008 | 1558 | 1051 | 723 | 224 | 166 | 37 |
2009 | 4691 | 636 | 203 | 136 | 53 | 26 |
2010 | 4431 | 2239 | 191 | 49 | 24 | 12 |
2011 | 5564 | 2354 | 627 | 54 | 17 | 9 |
2012 | 12712 | 2529 | 493 | 199 | 30 | 12 |
2013 | 17976 | 6060 | 1007 | 266 | 72 | 22 |
2014 | 6359 | 10299 | 2066 | 580 | 171 | 56 |
2015 | 3815 | 2439 | 3722 | 1447 | 388 | 155 |
2016 | 392 | 1624 | 1174 | 1878 | 930 | 324 |
2017 | 8973 | 212 | 699 | 529 | 1046 | 754 |