| Table 4. Estimated catch scaling factors (same for all ages within each year) | |||
| Year | Catch multiplier | Low | High | 
| 2003 | 1.14 | 0.82 | 1.59 | 
| 2004 | 0.99 | 0.69 | 1.42 | 
| 2005 | 2.32 | 1.61 | 3.35 | 
| 2006 | 2.54 | 1.74 | 3.71 | 
| 2007 | 2.23 | 1.49 | 3.32 | 
| 2008 | 3.71 | 2.49 | 5.53 | 
| 2009 | 4.93 | 3.32 | 7.33 | 
| 2010 | 5.18 | 3.47 | 7.74 | 
| 2011 | 5.38 | 3.62 | 7.99 | 
| 2012 | 8.23 | 5.41 | 12.51 | 
| 2013 | 7.19 | 4.81 | 10.75 |