| Table 3. Estimates of stock size | |||||
| Year\Age | 0 | 1 | 2 | 3 | 4+ |
| 1988 | 156655.0 | 22811.8 | 8345.6 | 3388.9 | 1376.2 |
| 1989 | 218784.0 | 80057.5 | 11655.5 | 3388.9 | 1376.2 |
| 1990 | 340674.0 | 83666.8 | 30609.6 | 3577.7 | 1040.2 |
| 1991 | 371839.0 | 148458.0 | 36456.7 | 11948.3 | 1396.5 |
| 1992 | 442789.0 | 172093.0 | 68704.6 | 15654.0 | 5130.4 |
| 1993 | 320948.0 | 162844.0 | 63287.7 | 23958.7 | 5458.9 |
| 1994 | 621048.0 | 110061.0 | 55841.5 | 20804.2 | 7875.8 |
| 1995 | 936560.0 | 206675.0 | 36625.3 | 17747.9 | 6612.1 |
| 1996 | 364892.0 | 228561.0 | 50434.4 | 8308.4 | 4026.1 |
| 1997 | 518995.0 | 138270.0 | 86604.2 | 17827.0 | 2936.8 |
| 1998 | 689716.0 | 177972.0 | 47413.2 | 28324.9 | 5830.5 |
| 1999 | 327710.0 | 155386.0 | 40093.0 | 10006.8 | 5978.1 |
| 2000 | 471701.0 | 97684.1 | 46314.8 | 11153.4 | 2783.8 |
| 2001 | 510780.0 | 184206.0 | 38145.3 | 17176.5 | 4136.4 |
| 2002 | 621357.0 | 222663.0 | 80297.0 | 15828.9 | 7127.6 |
| 2003 | 405767.0 | 154724.0 | 55443.2 | 19090.5 | 3763.3 |
| 2004 | 285553.0 | 141947.0 | 54123.8 | 18322.5 | 6308.9 |
| 2005 | 454398.0 | 144614.0 | 71883.2 | 25720.2 | 8707.0 |
| 2006 | 140674.0 | 109798.0 | 34941.7 | 16372.9 | 5858.3 |
| 2007 | 224497.0 | 111729.0 | 87201.2 | 26008.9 | 12187.2 |
| 2008 | 123925.0 | 106025.0 | 52765.2 | 39796.5 | 11869.8 |
| 2009 | 18893.4 | 6418.1 | 5490.5 | 2475.1 | 1866.8 |
| 2010 | 22628.5 | 6026.9 | 2046.5 | 1110.5 | 500.6 |
| 2011 | 33139.4 | 12752.8 | 3394.8 | 625.5 | 339.4 |
| 2012 | 52492.7 | 22370.5 | 8604.8 | 1352.5 | 249.2 |
| 2013 | 245186.0 | 36942.4 | 15740.3 | 4797.5 | 754.1 |