| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 22.09 | 33.33 | 0.00 |
| 2008 | 19.83 | 25.00 | 38.10 |
| 2009 | 19.90 | 15.38 | 14.29 |
| 2010 | 37.31 | 40.00 | 12.12 |
| 2011 | 21.71 | 28.13 | 13.33 |
| 2012 | 16.13 | 16.13 | 0.00 |
| 2013 | 24.14 | 18.92 | 0.00 |
| 2014 | 25.61 | 13.33 | 0.00 |
| 2015 | 22.22 | 17.31 | 0.00 |
| 2016 | 23.68 | 21.78 | 0.00 |
| 2017 | 31.43 | 25.00 | 0.00 |