| Table 3. Estimates of stock size | |||||
| Year\Age | 0 | 1 | 2 | 3 | 4+ |
| 1988 | 167969.0 | 52942.0 | 19425.0 | 8458.1 | 3682.9 |
| 1989 | 209143.0 | 79342.5 | 24877.7 | 8458.1 | 3682.9 |
| 1990 | 299949.0 | 98791.6 | 37298.1 | 10898.9 | 3705.5 |
| 1991 | 296324.0 | 141685.0 | 46473.7 | 16521.2 | 4827.7 |
| 1992 | 236357.0 | 139973.0 | 66718.6 | 20910.5 | 7433.6 |
| 1993 | 184794.0 | 111647.0 | 65945.0 | 30251.5 | 9481.2 |
| 1994 | 241904.0 | 87290.0 | 52638.5 | 30244.8 | 13874.5 |
| 1995 | 304589.0 | 114267.0 | 41150.2 | 24098.5 | 13846.4 |
| 1996 | 210613.0 | 143877.0 | 53841.6 | 18697.5 | 10949.7 |
| 1997 | 258743.0 | 99486.3 | 67771.0 | 24337.2 | 8451.6 |
| 1998 | 250808.0 | 122221.0 | 46869.8 | 30719.1 | 11031.5 |
| 1999 | 235344.0 | 118473.0 | 57584.0 | 21265.3 | 13937.6 |
| 2000 | 294362.0 | 111168.0 | 55850.9 | 26367.3 | 9737.2 |
| 2001 | 360684.0 | 139047.0 | 52413.5 | 25619.1 | 12094.8 |
| 2002 | 339901.0 | 170374.0 | 65559.3 | 24053.5 | 11757.1 |
| 2003 | 390783.0 | 160557.0 | 80311.3 | 29976.2 | 10998.2 |
| 2004 | 421453.0 | 184592.0 | 75701.5 | 36857.1 | 13756.9 |
| 2005 | 447968.0 | 199080.0 | 86987.3 | 34452.9 | 16774.2 |
| 2006 | 400043.0 | 211604.0 | 93851.7 | 39836.4 | 15777.9 |
| 2007 | 281429.0 | 188966.0 | 99778.9 | 43131.9 | 18307.8 |
| 2008 | 188236.0 | 132937.0 | 89126.0 | 46030.4 | 19897.8 |
| 2009 | 251551.0 | 88916.3 | 62688.8 | 41002.8 | 21176.5 |
| 2010 | 327120.0 | 118824.0 | 41940.7 | 28955.7 | 18939.0 |
| 2011 | 57319.3 | 154520.0 | 56060.9 | 19443.0 | 13423.3 |
| 2012 | 10000.0 | 27075.7 | 72886.2 | 25899.4 | 8982.4 |