| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2009 | 21.46 | 35.29 | 24.14 |
| 2010 | 22.64 | 17.65 | 16.75 |
| 2011 | 21.43 | 24.00 | 20.38 |
| 2012 | 21.03 | 30.00 | 13.71 |
| 2013 | 25.67 | 22.37 | 20.67 |
| 2014 | 28.40 | 26.15 | 25.21 |
| 2015 | 20.99 | 42.86 | 18.60 |
| 2016 | 30.77 | 0.00 | 26.67 |
| 2017 | 29.08 | 28.44 | 25.36 |
| 2018 | 21.43 | 54.55 | 28.26 |