| Table 4. Estimated catch scaling factors (same for all ages within each year) | |||
| Year | Catch multiplier | Low | High |
| 2003 | 1.45 | 0.98 | 2.15 |
| 2004 | 1.01 | 0.64 | 1.62 |
| 2005 | 2.52 | 1.52 | 4.17 |
| 2006 | 2.29 | 1.35 | 3.88 |
| 2007 | 1.59 | 0.92 | 2.75 |
| 2008 | 2.64 | 1.55 | 4.49 |
| 2009 | 2.89 | 1.72 | 4.84 |
| 2010 | 2.34 | 1.41 | 3.86 |
| 2011 | 2.30 | 1.38 | 3.83 |
| 2012 | 3.99 | 2.34 | 6.80 |
| 2013 | 4.49 | 2.60 | 7.75 |
| 2014 | 5.00 | 2.72 | 9.20 |
| 2015 | 5.09 | 2.85 | 9.07 |
| 2016 | 5.65 | 3.30 | 9.68 |
| 2017 | 3.81 | 2.25 | 6.44 |
| 2018 | 4.08 | 2.42 | 6.87 |
| 2019 | 4.72 | 2.82 | 7.88 |