| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 67.98 | 22.02 | 10.00 |
| 2008 | 63.27 | 23.93 | 12.80 |
| 2009 | 66.51 | 24.30 | 9.19 |
| 2010 | 66.29 | 21.75 | 11.96 |
| 2011 | 63.97 | 23.31 | 12.72 |
| 2012 | 65.78 | 24.23 | 9.99 |
| 2013 | 68.93 | 22.33 | 8.74 |
| 2014 | 70.43 | 21.17 | 8.41 |
| 2015 | 65.63 | 25.28 | 9.10 |
| 2016 | 64.57 | 24.62 | 10.80 |
| 2017 | 67.39 | 23.72 | 8.89 |
| 2018 | 64.86 | 27.41 | 7.73 |