| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2008 | 17.76 | 41.03 | 0.00 |
| 2009 | 32.11 | 35.71 | 0.00 |
| 2010 | 26.05 | 34.72 | 0.00 |
| 2011 | 40.00 | 45.45 | 0.00 |
| 2012 | 27.36 | 34.57 | 0.00 |
| 2013 | 31.71 | 29.63 | 0.00 |
| 2014 | 19.13 | 31.03 | 0.00 |
| 2015 | 28.00 | 24.00 | 0.00 |
| 2016 | 24.44 | 20.59 | 0.00 |
| 2017 | 22.67 | 28.33 | 0.00 |
| 2018 | 22.22 | 19.05 | 0.00 |
| 2019 | 14.29 | 10.00 | 0.00 |