| Table 4. Estimated catch scaling factors (same for all ages within each year) | |||
| Year | Catch multiplier | Low | High |
| 2003 | 1.53 | 1.08 | 2.18 |
| 2004 | 1.22 | 0.81 | 1.84 |
| 2005 | 3.20 | 2.09 | 4.90 |
| 2006 | 3.05 | 1.97 | 4.71 |
| 2007 | 2.20 | 1.41 | 3.45 |
| 2008 | 3.39 | 2.19 | 5.24 |
| 2009 | 4.17 | 2.72 | 6.39 |
| 2010 | 3.63 | 2.38 | 5.53 |
| 2011 | 3.68 | 2.38 | 5.70 |
| 2012 | 6.17 | 3.88 | 9.81 |
| 2013 | 6.70 | 4.19 | 10.72 |
| 2014 | 8.47 | 5.10 | 14.07 |
| 2015 | 8.71 | 5.43 | 13.99 |
| 2016 | 8.98 | 5.68 | 14.21 |
| 2017 | 5.60 | 3.55 | 8.83 |
| 2018 | 5.76 | 3.63 | 9.15 |
| 2019 | 5.63 | 3.63 | 8.73 |