| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 24.83 | 38.89 | 45.83 |
| 2008 | 20.80 | 23.19 | 27.42 |
| 2009 | 18.34 | 26.67 | 26.26 |
| 2010 | 23.77 | 21.36 | 23.26 |
| 2011 | 25.13 | 44.16 | 19.57 |
| 2012 | 31.38 | 24.53 | 28.44 |
| 2013 | 25.35 | 35.29 | 20.72 |
| 2014 | 24.29 | 28.92 | 28.57 |
| 2015 | 17.81 | 23.08 | 14.29 |
| 2016 | 17.12 | 30.26 | 18.37 |