| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 49.65 | 53.71 | 63.46 |
| 2008 | 49.83 | 50.88 | 57.70 |
| 2009 | 44.99 | 46.57 | 52.32 |
| 2010 | 44.03 | 46.95 | 51.14 |
| 2011 | 41.93 | 48.15 | 49.41 |
| 2012 | 47.44 | 54.34 | 48.41 |
| 2013 | 44.48 | 47.93 | 54.12 |
| 2014 | 47.69 | 56.21 | 52.27 |
| 2015 | 49.02 | 52.65 | 57.37 |
| 2016 | 49.43 | 55.34 | 58.56 |
| 2017 | 49.81 | 53.10 | 63.31 |
| 2018 | 48.77 | 58.14 | 56.70 |