| Table 4. Estimated catch scaling factors (same for all ages within each year) | |||
| Year | Catch multiplier | Low | High |
| 2003 | 1.38 | 1.02 | 1.85 |
| 2004 | 1.09 | 0.77 | 1.55 |
| 2005 | 2.83 | 1.98 | 4.04 |
| 2006 | 2.72 | 1.88 | 3.93 |
| 2007 | 2.18 | 1.50 | 3.15 |
| 2008 | 3.80 | 2.63 | 5.48 |
| 2009 | 4.48 | 3.11 | 6.46 |
| 2010 | 3.71 | 2.57 | 5.36 |
| 2011 | 3.63 | 2.45 | 5.37 |
| 2012 | 5.91 | 3.96 | 8.81 |
| 2013 | 6.27 | 4.15 | 9.48 |
| 2014 | 6.81 | 4.14 | 11.21 |
| 2015 | 6.67 | 4.14 | 10.73 |
| 2016 | 6.69 | 4.19 | 10.67 |