| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 39.39 | 22.58 | 25.00 |
| 2008 | 30.25 | 26.21 | 18.18 |
| 2009 | 29.68 | 32.04 | 18.64 |
| 2010 | 24.49 | 21.21 | 16.95 |
| 2011 | 24.00 | 21.82 | 22.50 |
| 2012 | 26.16 | 25.00 | 32.20 |
| 2013 | 18.03 | 25.00 | 22.22 |
| 2014 | 19.06 | 22.06 | 16.13 |
| 2015 | 13.02 | 17.50 | 21.21 |
| 2016 | 22.92 | 37.50 | 20.00 |