| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 50.00 | 0.00 | 0.00 |
| 2008 | 27.23 | 34.48 | 23.08 |
| 2009 | 20.63 | 22.86 | 28.13 |
| 2010 | 21.67 | 16.95 | 28.57 |
| 2011 | 31.40 | 32.26 | 38.71 |
| 2012 | 36.31 | 25.62 | 35.14 |
| 2013 | 23.81 | 28.07 | 40.48 |
| 2014 | 28.70 | 26.87 | 21.31 |
| 2015 | 19.89 | 27.27 | 22.73 |
| 2016 | 19.05 | 20.00 | 16.22 |