| Table 4. Estimated catch scaling factors (same for all ages within each year) | |||
| Year | Catch multiplier | Low | High |
| 2003 | 1.24 | 0.88 | 1.75 |
| 2004 | 1.07 | 0.73 | 1.58 |
| 2005 | 2.80 | 1.89 | 4.14 |
| 2006 | 3.21 | 2.15 | 4.79 |
| 2007 | 2.99 | 1.97 | 4.53 |
| 2008 | 3.09 | 2.02 | 4.72 |
| 2009 | 3.60 | 2.37 | 5.47 |
| 2010 | 3.70 | 2.46 | 5.56 |
| 2011 | 4.24 | 2.78 | 6.46 |
| 2012 | 7.00 | 4.49 | 10.90 |
| 2013 | 6.86 | 4.35 | 10.80 |
| 2014 | 10.83 | 6.57 | 17.84 |
| 2015 | 7.76 | 4.69 | 12.82 |