| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2008 | 44.39 | 29.10 | 56.31 |
| 2009 | 47.66 | 38.65 | 46.41 |
| 2010 | 46.85 | 41.94 | 48.55 |
| 2011 | 46.65 | 43.75 | 41.09 |
| 2012 | 50.49 | 48.01 | 41.38 |
| 2013 | 45.14 | 41.25 | 43.86 |
| 2014 | 43.00 | 41.00 | 50.82 |
| 2015 | 46.36 | 41.45 | 56.57 |
| 2016 | 42.53 | 36.15 | 50.98 |
| 2017 | 45.09 | 43.74 | 50.00 |
| 2018 | 47.72 | 40.39 | 40.54 |