| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 39.41 | 33.82 | 21.74 |
| 2008 | 32.62 | 28.13 | 31.58 |
| 2009 | 34.28 | 38.33 | 12.50 |
| 2010 | 37.95 | 31.37 | 26.47 |
| 2011 | 34.68 | 31.53 | 25.00 |
| 2012 | 34.59 | 30.00 | 23.08 |
| 2013 | 22.25 | 29.10 | 24.44 |
| 2014 | 22.42 | 21.26 | 25.84 |
| 2015 | 20.97 | 18.28 | 24.00 |
| 2016 | 25.56 | 21.38 | 20.31 |
| 2017 | 25.90 | 25.71 | 25.84 |
| 2018 | 39.13 | 38.46 | 33.33 |
| 2019 | 35.29 | 43.75 | 33.33 |
| 2021 | 29.70 | 35.23 | 20.00 |