| Table 3. Estimates of stock size | |||||
| Year\Age | 0 | 1 | 2 | 3 | 4+ |
| 1988 | 8394.1 | 945.5 | 5380.2 | 3020.8 | 1696.1 |
| 1989 | 10281.5 | 6083.5 | 676.0 | 3020.8 | 1696.1 |
| 1990 | 13249.7 | 6461.5 | 3706.3 | 236.6 | 1057.2 |
| 1991 | 12550.5 | 8913.8 | 4159.6 | 1086.7 | 69.4 |
| 1992 | 18752.6 | 8622.1 | 5898.2 | 1408.7 | 368.0 |
| 1993 | 13779.5 | 11668.7 | 5203.4 | 2062.0 | 492.5 |
| 1994 | 11511.5 | 8247.4 | 6827.3 | 2030.5 | 804.6 |
| 1995 | 16914.0 | 6826.1 | 4803.9 | 2889.4 | 859.3 |
| 1996 | 28344.0 | 8627.8 | 3406.9 | 1624.7 | 977.2 |
| 1997 | 12224.0 | 17795.3 | 5215.4 | 1047.3 | 499.4 |
| 1998 | 15964.0 | 7302.4 | 10255.6 | 1583.0 | 317.9 |
| 1999 | 14619.5 | 7828.2 | 3516.9 | 3581.4 | 552.8 |
| 2000 | 17260.2 | 8158.8 | 4271.6 | 1284.8 | 1308.4 |
| 2001 | 12762.8 | 10971.1 | 5074.6 | 1803.4 | 542.4 |
| 2002 | 31492.2 | 8533.1 | 7205.6 | 2424.5 | 861.6 |
| 2003 | 22463.2 | 16229.1 | 4309.2 | 2533.8 | 852.6 |
| 2004 | 23434.9 | 13573.7 | 9556.3 | 1599.2 | 940.3 |
| 2005 | 13249.1 | 16798.7 | 9535.1 | 4678.4 | 782.9 |
| 2006 | 26467.6 | 6762.9 | 8428.8 | 3521.6 | 1727.9 |
| 2007 | 13631.1 | 23659.3 | 5955.6 | 5683.9 | 2374.8 |
| 2008 | 17657.1 | 9491.1 | 16247.6 | 3196.0 | 3050.2 |
| 2009 | 6101.4 | 4301.4 | 2277.2 | 2970.8 | 584.4 |
| 2010 | 3971.7 | 3539.9 | 2420.5 | 742.9 | 969.2 |
| 2011 | 3127.8 | 3022.7 | 2637.9 | 1238.2 | 380.0 |
| 2012 | 4889.8 | 2603.0 | 2452.4 | 1360.1 | 638.4 |
| 2013 | 6556.2 | 4106.2 | 2116.8 | 1123.8 | 623.3 |