| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2008 | 70.33 | 10.99 | 18.68 |
| 2009 | 70.08 | 18.08 | 11.84 |
| 2010 | 68.63 | 17.17 | 14.20 |
| 2011 | 67.52 | 17.52 | 14.97 |
| 2012 | 65.97 | 18.92 | 15.11 |
| 2013 | 64.57 | 21.11 | 14.31 |
| 2014 | 64.35 | 17.58 | 18.06 |
| 2015 | 64.43 | 19.97 | 15.60 |
| 2016 | 61.81 | 23.46 | 14.73 |
| 2017 | 61.91 | 21.46 | 16.62 |
| 2018 | 64.65 | 20.75 | 14.61 |