| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2009 | 27.41 | 40.98 | 39.68 |
| 2010 | 26.81 | 32.65 | 42.86 |
| 2011 | 23.36 | 26.83 | 28.09 |
| 2012 | 31.39 | 30.47 | 38.89 |
| 2013 | 25.53 | 29.01 | 20.59 |
| 2014 | 28.17 | 27.78 | 25.00 |
| 2015 | 13.28 | 35.00 | 28.57 |
| 2016 | 19.84 | 33.78 | 18.60 |
| 2017 | 20.24 | 40.44 | 34.69 |
| 2018 | 22.34 | 25.79 | 40.54 |