| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2008 | 4.69 | 28.57 | 0.00 |
| 2009 | 19.23 | 18.18 | 33.33 |
| 2010 | 15.04 | 14.04 | 22.22 |
| 2011 | 25.00 | 22.50 | 25.00 |
| 2012 | 21.92 | 17.98 | 22.22 |
| 2013 | 29.49 | 21.98 | 22.22 |
| 2014 | 24.14 | 18.18 | 22.22 |
| 2015 | 32.84 | 23.08 | 42.86 |
| 2016 | 28.00 | 25.00 | 50.00 |
| 2017 | 25.45 | 26.32 | 23.08 |