| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 0.00 | 50.00 | 0.00 |
| 2008 | 20.28 | 29.41 | 21.05 |
| 2009 | 18.32 | 20.00 | 12.12 |
| 2010 | 20.45 | 25.30 | 19.30 |
| 2011 | 22.89 | 15.79 | 20.83 |
| 2012 | 20.63 | 19.15 | 14.43 |
| 2013 | 24.81 | 32.20 | 25.32 |
| 2014 | 34.25 | 30.00 | 24.42 |
| 2015 | 28.67 | 25.93 | 26.42 |
| 2016 | 26.52 | 27.08 | 19.44 |