| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 62.31 | 26.85 | 10.83 |
| 2008 | 69.28 | 24.12 | 6.60 |
| 2009 | 64.93 | 30.07 | 5.00 |
| 2010 | 59.24 | 32.65 | 8.11 |
| 2011 | 54.50 | 36.34 | 9.16 |
| 2012 | 58.41 | 33.45 | 8.14 |
| 2013 | 66.20 | 31.77 | 2.03 |
| 2014 | 60.08 | 35.05 | 4.87 |
| 2015 | 56.25 | 40.28 | 3.47 |
| 2016 | 64.48 | 33.84 | 1.68 |
| 2017 | 61.21 | 32.41 | 6.37 |
| 2018 | 66.96 | 25.07 | 7.97 |
| 2019 | 65.17 | 28.06 | 6.77 |
| 2020 | 65.08 | 33.33 | 1.59 |