| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 71.70 | 25.47 | 2.83 |
| 2008 | 69.09 | 28.10 | 2.81 |
| 2009 | 75.46 | 19.06 | 5.48 |
| 2010 | 77.56 | 15.58 | 6.86 |
| 2011 | 72.65 | 16.67 | 10.68 |
| 2012 | 73.97 | 12.03 | 14.00 |
| 2013 | 73.66 | 15.30 | 11.04 |
| 2014 | 69.85 | 18.07 | 12.08 |
| 2015 | 56.36 | 40.00 | 3.64 |
| 2016 | 62.55 | 31.14 | 6.31 |
| 2017 | 45.72 | 50.11 | 4.17 |
| 2018 | 52.94 | 38.50 | 8.56 |