| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 27.57 | 27.03 | 18.52 |
| 2008 | 31.08 | 30.30 | 24.53 |
| 2009 | 37.06 | 33.33 | 29.17 |
| 2010 | 34.62 | 37.50 | 18.75 |
| 2011 | 33.33 | 20.66 | 20.29 |
| 2012 | 30.09 | 28.00 | 32.14 |
| 2013 | 25.51 | 23.66 | 16.83 |
| 2014 | 21.24 | 27.78 | 17.91 |
| 2015 | 22.61 | 16.46 | 14.29 |
| 2016 | 22.22 | 25.00 | 13.33 |