| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 13.33 | 0.00 | 100.00 |
| 2008 | 14.96 | 22.22 | 50.00 |
| 2009 | 21.74 | 15.00 | 33.33 |
| 2010 | 15.79 | 21.43 | 0.00 |
| 2011 | 17.16 | 19.35 | 0.00 |
| 2012 | 12.96 | 12.90 | 0.00 |
| 2013 | 19.46 | 22.22 | 0.00 |
| 2014 | 18.40 | 13.51 | 0.00 |
| 2015 | 27.71 | 34.78 | 0.00 |
| 2016 | 23.89 | 29.63 | 20.00 |
| 2017 | 20.00 | 34.48 | 0.00 |
| 2018 | 0.00 | 0.00 | 0.00 |