| Table 3. Estimates of stock size | |||||
| Year\Age | 0 | 1 | 2 | 3 | 4+ |
| 1988 | 20988.0 | 7133.4 | 3747.5 | 1364.2 | 303.7 |
| 1989 | 24507.9 | 9914.0 | 3308.0 | 946.4 | 303.7 |
| 1990 | 34851.8 | 11576.6 | 4558.5 | 625.4 | 148.8 |
| 1991 | 29360.9 | 16462.7 | 5322.0 | 856.7 | 97.6 |
| 1992 | 30439.1 | 13869.1 | 7623.6 | 1281.2 | 180.0 |
| 1993 | 21086.4 | 14378.4 | 6449.4 | 2114.3 | 319.2 |
| 1994 | 28075.0 | 9960.5 | 6708.1 | 1998.6 | 601.8 |
| 1995 | 38512.5 | 13261.7 | 4652.4 | 2162.9 | 596.7 |
| 1996 | 20720.5 | 18192.0 | 6170.8 | 1318.0 | 552.7 |
| 1997 | 23143.9 | 9787.6 | 8445.9 | 1620.0 | 307.4 |
| 1998 | 24525.0 | 10932.4 | 4556.8 | 2438.0 | 423.4 |
| 1999 | 19301.3 | 11584.7 | 5068.8 | 1143.1 | 538.3 |
| 2000 | 29040.6 | 9117.2 | 5386.4 | 1399.4 | 283.2 |
| 2001 | 36872.1 | 13717.8 | 4248.6 | 1605.0 | 380.0 |
| 2002 | 34871.0 | 17417.1 | 6382.2 | 1198.6 | 408.1 |
| 2003 | 36705.0 | 16471.9 | 8102.7 | 1795.4 | 303.7 |
| 2004 | 35584.6 | 17338.2 | 7687.2 | 2538.3 | 517.8 |
| 2005 | 42465.1 | 16808.9 | 8057.2 | 2084.5 | 615.5 |
| 2006 | 34018.6 | 20059.1 | 7824.5 | 2313.7 | 541.4 |
| 2007 | 21322.1 | 16069.2 | 9340.3 | 2271.1 | 608.8 |
| 2008 | 10645.2 | 10071.8 | 7507.3 | 3033.2 | 683.8 |
| 2009 | 12164.0 | 5028.4 | 4693.9 | 2244.1 | 826.8 |
| 2010 | 10420.6 | 5745.8 | 2342.7 | 1387.9 | 603.7 |
| 2011 | 16658.7 | 4922.3 | 2672.1 | 650.9 | 346.5 |
| 2012 | 27328.2 | 7869.0 | 2271.0 | 566.9 | 117.5 |
| 2013 | 25537.3 | 12908.8 | 3557.6 | 242.1 | 44.8 |