| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 25.00 | 34.07 | 33.93 |
| 2008 | 26.88 | 38.61 | 33.33 |
| 2009 | 23.30 | 47.37 | 30.43 |
| 2010 | 16.36 | 10.00 | 13.33 |
| 2011 | 29.90 | 34.50 | 30.20 |
| 2012 | 26.29 | 41.95 | 34.07 |
| 2013 | 29.11 | 42.72 | 36.28 |
| 2014 | 28.14 | 47.30 | 55.69 |
| 2015 | 25.93 | 47.83 | 47.22 |
| 2016 | 29.22 | 45.83 | 45.36 |
| 2017 | 26.92 | 60.00 | 62.50 |