| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 71.23 | 23.40 | 5.37 |
| 2008 | 75.93 | 23.25 | 0.83 |
| 2009 | 75.08 | 24.24 | 0.68 |
| 2010 | 72.94 | 27.06 | 0.00 |
| 2011 | 70.85 | 28.72 | 0.43 |
| 2012 | 71.70 | 27.61 | 0.68 |
| 2013 | 77.38 | 19.19 | 3.43 |
| 2014 | 64.71 | 22.94 | 12.35 |
| 2015 | 71.00 | 17.57 | 11.42 |
| 2016 | 73.93 | 16.94 | 9.12 |
| 2017 | 67.57 | 27.62 | 4.81 |