| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 2.05 | -3.93 | -10.94 |
| 2008 | 3.78 | -10.20 | -8.84 |
| 2009 | 1.84 | -3.32 | -7.96 |
| 2010 | 2.27 | -9.79 | -6.01 |
| 2011 | -1.03 | -8.36 | -4.16 |
| 2012 | 6.37 | 3.06 | -6.92 |
| 2013 | 4.27 | -4.43 | -3.89 |
| 2014 | 7.95 | -6.51 | -16.48 |
| 2015 | -3.22 | -9.12 | -12.83 |
| 2016 | -3.63 | -1.04 | -16.90 |
| 2017 | -0.71 | -11.49 | -14.60 |
| 2018 | -0.43 | -3.49 | -13.54 |