| Table 3. Estimates of stock size | |||||
| Year\Age | 0 | 1 | 2 | 3 | 4+ |
| 1988 | 46539.1 | 10779.9 | 4780.6 | 1635.7 | 301.9 |
| 1989 | 52877.3 | 17120.7 | 3934.0 | 1028.9 | 301.9 |
| 1990 | 81350.9 | 19452.3 | 6219.1 | 621.1 | 127.5 |
| 1991 | 68134.2 | 29927.2 | 7078.7 | 1106.6 | 89.8 |
| 1992 | 70928.8 | 25065.1 | 10919.3 | 1502.6 | 200.7 |
| 1993 | 46788.9 | 26093.2 | 9165.2 | 2680.9 | 328.6 |
| 1994 | 62637.9 | 17212.6 | 9552.3 | 2433.0 | 648.2 |
| 1995 | 90751.8 | 23043.1 | 6303.7 | 2602.3 | 608.2 |
| 1996 | 47703.1 | 33385.6 | 8423.9 | 1523.2 | 557.5 |
| 1997 | 51628.4 | 17549.0 | 12194.9 | 1928.0 | 304.3 |
| 1998 | 58976.5 | 18993.0 | 6420.0 | 3090.8 | 439.2 |
| 1999 | 45018.0 | 21696.2 | 6936.5 | 1453.0 | 608.7 |
| 2000 | 71648.5 | 16561.1 | 7930.7 | 1665.2 | 308.7 |
| 2001 | 88160.2 | 26358.0 | 6061.1 | 2065.9 | 392.9 |
| 2002 | 86469.4 | 32432.2 | 9639.4 | 1502.6 | 457.4 |
| 2003 | 93650.6 | 31810.2 | 11864.4 | 2438.8 | 341.5 |
| 2004 | 87952.4 | 34452.1 | 11648.9 | 3215.6 | 605.6 |
| 2005 | 121700.0 | 32355.8 | 12599.1 | 2881.7 | 710.0 |
| 2006 | 86405.2 | 44770.7 | 11842.1 | 3290.2 | 682.2 |
| 2007 | 52593.6 | 31786.6 | 16385.4 | 3087.0 | 777.1 |
| 2008 | 24678.2 | 19348.1 | 11652.4 | 4762.7 | 838.7 |
| 2009 | 27993.4 | 9078.6 | 7085.2 | 3156.3 | 1181.8 |
| 2010 | 33397.4 | 10298.2 | 3323.3 | 1872.7 | 758.9 |
| 2011 | 29089.9 | 12286.2 | 3766.0 | 821.3 | 413.0 |
| 2012 | 25369.2 | 10701.5 | 4479.6 | 762.9 | 140.2 |
| 2013 | 109894.0 | 9332.8 | 3896.9 | 833.6 | 116.8 |
| 2014 | 19988.5 | 40427.6 | 3392.9 | 650.1 | 110.9 |
| 2015 | 56272.6 | 7353.3 | 14477.7 | 207.2 | 23.7 |