| Table 3. Estimates of stock size | |||||
| Year\Age | 0 | 1 | 2 | 3 | 4+ |
| 1988 | 20948.5 | 7162.3 | 3760.0 | 1367.5 | 306.1 |
| 1989 | 24699.5 | 9895.3 | 3317.5 | 951.8 | 306.1 |
| 1990 | 35034.1 | 11667.2 | 4542.4 | 630.9 | 151.3 |
| 1991 | 29457.0 | 16548.9 | 5353.5 | 852.7 | 98.8 |
| 1992 | 30617.9 | 13914.5 | 7654.5 | 1296.1 | 181.0 |
| 1993 | 21142.8 | 14462.9 | 6464.3 | 2130.3 | 325.0 |
| 1994 | 28138.2 | 9987.1 | 6742.2 | 2006.8 | 608.9 |
| 1995 | 38715.6 | 13291.5 | 4661.6 | 2178.0 | 601.5 |
| 1996 | 20795.7 | 18287.9 | 6178.7 | 1323.4 | 559.3 |
| 1997 | 23282.6 | 9823.2 | 8480.9 | 1624.7 | 310.1 |
| 1998 | 24619.6 | 10997.9 | 4569.2 | 2454.1 | 426.9 |
| 1999 | 19338.2 | 11629.5 | 5093.1 | 1149.5 | 545.3 |
| 2000 | 29049.0 | 9134.7 | 5401.9 | 1411.0 | 286.7 |
| 2001 | 37091.6 | 13721.7 | 4253.1 | 1613.0 | 384.9 |
| 2002 | 35017.2 | 17520.8 | 6377.7 | 1201.5 | 411.8 |
| 2003 | 36836.5 | 16540.9 | 8142.4 | 1794.2 | 305.2 |
| 2004 | 35833.2 | 17400.3 | 7713.6 | 2555.9 | 519.7 |
| 2005 | 42765.4 | 16926.4 | 8077.9 | 2098.0 | 623.6 |
| 2006 | 34498.9 | 20200.9 | 7871.8 | 2324.6 | 547.6 |
| 2007 | 21893.8 | 16296.1 | 9398.2 | 2293.1 | 615.7 |
| 2008 | 11111.8 | 10341.9 | 7608.2 | 3061.2 | 694.2 |
| 2009 | 13294.3 | 5248.8 | 4816.4 | 2289.9 | 843.1 |
| 2010 | 15427.7 | 6279.8 | 2444.1 | 1442.8 | 627.1 |
| 2011 | 13444.8 | 7287.5 | 2919.7 | 697.7 | 372.9 |
| 2012 | 17297.5 | 6350.8 | 3366.8 | 681.1 | 141.6 |
| 2013 | 251566.0 | 8170.7 | 2921.7 | 686.8 | 117.8 |
| 2014 | 27462.2 | 118831.0 | 3741.6 | 514.4 | 99.5 |