| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 59.10 | 24.84 | 16.06 |
| 2008 | 64.08 | 21.76 | 14.16 |
| 2009 | 63.11 | 22.38 | 14.50 |
| 2010 | 64.33 | 23.49 | 12.18 |
| 2011 | 59.83 | 24.41 | 15.76 |
| 2012 | 56.84 | 29.19 | 13.97 |
| 2013 | 55.29 | 22.61 | 22.10 |
| 2014 | 61.28 | 23.30 | 15.42 |
| 2015 | 64.03 | 21.85 | 14.12 |
| 2016 | 61.83 | 26.04 | 12.13 |
| 2017 | 59.73 | 26.93 | 13.34 |
| 2018 | 57.24 | 25.19 | 17.57 |