| Table 3. Estimates of stock size | |||||
| Year\Age | 0 | 1 | 2 | 3 | 4+ |
| 1988 | 11685.4 | 4914.9 | 3042.0 | 1175.3 | 299.1 |
| 1989 | 13251.8 | 6741.9 | 2769.7 | 828.0 | 299.1 |
| 1990 | 17949.7 | 7645.6 | 3759.7 | 539.8 | 146.5 |
| 1991 | 14891.5 | 10356.0 | 4258.5 | 705.3 | 91.6 |
| 1992 | 15625.1 | 8591.6 | 5821.2 | 1070.0 | 164.5 |
| 1993 | 11105.9 | 9014.8 | 4851.7 | 1693.2 | 292.8 |
| 1994 | 14974.5 | 6407.5 | 5113.1 | 1623.7 | 539.8 |
| 1995 | 20031.0 | 8639.5 | 3641.5 | 1823.0 | 554.6 |
| 1996 | 10939.5 | 11556.8 | 4886.6 | 1114.8 | 527.4 |
| 1997 | 12151.6 | 6311.5 | 6518.1 | 1366.8 | 292.3 |
| 1998 | 12617.4 | 7010.9 | 3571.3 | 2021.9 | 401.1 |
| 1999 | 10074.5 | 7279.6 | 3944.6 | 924.5 | 487.3 |
| 2000 | 14932.1 | 5812.4 | 4112.0 | 1158.6 | 255.6 |
| 2001 | 18698.5 | 8615.0 | 3292.5 | 1320.2 | 353.0 |
| 2002 | 17919.7 | 10788.0 | 4870.3 | 992.2 | 375.4 |
| 2003 | 18636.3 | 10338.7 | 6095.6 | 1443.8 | 277.2 |
| 2004 | 17815.6 | 10752.2 | 5866.8 | 2071.6 | 468.0 |
| 2005 | 20587.9 | 10278.7 | 6065.2 | 1649.0 | 546.1 |
| 2006 | 16979.0 | 11878.1 | 5810.2 | 1822.0 | 467.3 |
| 2007 | 11021.8 | 9796.0 | 6715.1 | 1751.2 | 518.2 |
| 2008 | 5832.8 | 6359.0 | 5562.2 | 2326.7 | 579.8 |
| 2009 | 7361.5 | 3365.2 | 3598.7 | 1734.1 | 686.6 |
| 2010 | 9019.2 | 4247.2 | 1905.0 | 1131.5 | 516.5 |
| 2011 | 8593.7 | 5203.6 | 2401.2 | 575.2 | 322.5 |
| 2012 | 8135.5 | 4958.1 | 2923.7 | 594.8 | 132.1 |
| 2013 | 23610.0 | 4693.8 | 2777.9 | 661.8 | 123.8 |
| 2014 | 3195.4 | 13621.7 | 2626.6 | 604.8 | 132.1 |
| 2015 | 12086.7 | 1843.5 | 7339.6 | 171.0 | 32.4 |