| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 61.62 | 32.02 | 6.36 |
| 2008 | 60.60 | 35.82 | 3.58 |
| 2009 | 56.34 | 36.23 | 7.43 |
| 2010 | 44.44 | 51.39 | 4.17 |
| 2011 | 24.62 | 75.38 | 0.00 |
| 2012 | 42.94 | 57.06 | 0.00 |
| 2013 | 50.45 | 49.17 | 0.38 |
| 2014 | 44.74 | 55.26 | 0.00 |
| 2015 | 49.07 | 42.76 | 8.18 |
| 2016 | 47.28 | 50.99 | 1.73 |
| 2017 | 57.53 | 41.88 | 0.59 |
| 2018 | 57.23 | 41.60 | 1.17 |