| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 24.07 | 36.00 | 0.00 |
| 2008 | 24.46 | 25.84 | 24.00 |
| 2009 | 27.46 | 15.48 | 22.22 |
| 2010 | 24.44 | 19.35 | 24.29 |
| 2011 | 25.33 | 32.20 | 23.38 |
| 2012 | 24.74 | 14.49 | 19.28 |
| 2013 | 25.52 | 23.53 | 12.63 |
| 2014 | 25.29 | 15.38 | 23.53 |
| 2015 | 18.42 | 29.31 | 6.67 |
| 2016 | 19.27 | 40.00 | 14.29 |
| 2017 | 21.75 | 31.71 | 21.67 |
| 2018 | 25.12 | 27.42 | 17.81 |
| 2019 | 24.59 | 21.15 | 10.96 |
| 2020 | 27.49 | 30.77 | 0.00 |
| 2021 | 25.43 | 30.77 | 34.00 |