| Table 3. Estimates of stock size | |||||
| Year\Age | 0 | 1 | 2 | 3 | 4+ |
| 1988 | 113755.0 | 18357.0 | 7211.8 | 2909.3 | 1173.6 |
| 1989 | 157407.0 | 59885.8 | 9659.9 | 2909.3 | 1173.6 |
| 1990 | 246523.0 | 63260.1 | 24057.6 | 2989.2 | 900.3 |
| 1991 | 269732.0 | 111790.0 | 28680.1 | 9501.6 | 1180.6 |
| 1992 | 315384.0 | 129913.0 | 53834.2 | 12576.8 | 4166.6 |
| 1993 | 234823.0 | 121923.0 | 50217.3 | 19476.4 | 4550.1 |
| 1994 | 437622.0 | 84649.6 | 43947.5 | 17187.5 | 6666.0 |
| 1995 | 648967.0 | 153088.0 | 29609.4 | 14530.3 | 5682.7 |
| 1996 | 261025.0 | 169840.0 | 40058.8 | 7100.0 | 3484.2 |
| 1997 | 370072.0 | 103970.0 | 67640.4 | 14654.3 | 2597.3 |
| 1998 | 472513.0 | 133399.0 | 37474.3 | 22986.2 | 4980.0 |
| 1999 | 231062.0 | 114158.0 | 32224.8 | 8360.8 | 5128.4 |
| 2000 | 334129.0 | 73125.9 | 36123.8 | 9383.8 | 2434.7 |
| 2001 | 361956.0 | 137159.0 | 30014.9 | 13908.9 | 3613.1 |
| 2002 | 437791.0 | 164211.0 | 62220.0 | 12812.2 | 5937.1 |
| 2003 | 293607.0 | 116909.0 | 43847.4 | 15683.8 | 3229.6 |
| 2004 | 212289.0 | 107967.0 | 42985.4 | 15035.4 | 5378.0 |
| 2005 | 335237.0 | 110772.0 | 56329.8 | 20735.1 | 7252.7 |
| 2006 | 110585.0 | 86868.7 | 28700.7 | 13570.2 | 4995.2 |
| 2007 | 174708.0 | 88704.6 | 69672.1 | 21282.4 | 10062.7 |
| 2008 | 95813.0 | 85018.0 | 43163.3 | 32507.9 | 9930.0 |
| 2009 | 15286.9 | 5707.0 | 5063.1 | 2288.5 | 1723.6 |
| 2010 | 16766.0 | 5176.1 | 1930.9 | 1055.0 | 476.9 |
| 2011 | 26136.2 | 9732.4 | 3001.6 | 589.0 | 321.8 |
| 2012 | 40718.5 | 17987.6 | 6691.8 | 1131.4 | 222.0 |
| 2013 | 179713.0 | 28929.0 | 12773.4 | 3506.8 | 592.9 |