| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 5.99 | 6.94 | 7.29 |
| 2008 | 7.70 | 6.31 | 5.65 |
| 2009 | 7.71 | 5.35 | 3.25 |
| 2010 | 8.94 | 7.07 | 2.12 |
| 2012 | 8.63 | 5.16 | 1.59 |
| 2013 | 6.88 | 6.38 | 5.19 |
| 2014 | 7.73 | 6.78 | 1.61 |
| 2015 | 6.71 | 5.98 | 0.00 |
| 2016 | 7.31 | 6.50 | 1.39 |
| 2017 | 7.03 | 7.09 | 6.45 |
| 2018 | 7.64 | 5.19 | 0.00 |
| 2019 | 7.78 | 7.75 | 1.69 |
| 2020 | 6.59 | 9.29 | 3.23 |
| 2021 | 9.39 | 2.99 | 3.85 |