| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 21.51 | 29.21 | 13.64 |
| 2008 | 11.76 | 26.67 | 50.00 |
| 2009 | 24.32 | 29.09 | 6.67 |
| 2010 | 0.00 | 11.11 | 50.00 |
| 2011 | 33.33 | 27.27 | 0.00 |
| 2012 | 13.33 | 30.56 | 0.00 |
| 2013 | 26.32 | 18.33 | 0.00 |
| 2014 | 44.44 | 50.00 | 0.00 |
| 2015 | 26.09 | 13.33 | 12.50 |
| 2016 | 24.55 | 22.10 | 14.29 |
| 2017 | 18.71 | 24.48 | 66.67 |
| 2018 | 32.76 | 30.30 | 0.00 |