| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2010 | 7.69 | 35.85 | 35.00 |
| 2011 | 9.45 | 33.07 | 14.29 |
| 2012 | 8.95 | 38.91 | 20.93 |
| 2013 | 12.44 | 46.55 | 10.00 |
| 2014 | 7.34 | 23.08 | 42.86 |
| 2015 | 10.63 | 37.65 | 23.53 |
| 2016 | 12.40 | 42.27 | 21.57 |
| 2017 | 9.67 | 44.16 | 30.26 |
| 2018 | 13.56 | 37.90 | 28.85 |
| 2019 | 10.96 | 32.89 | 23.08 |