| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | -20.34 | -59.54 | -28.75 |
| 2008 | -20.85 | -61.97 | -29.87 |
| 2009 | -20.84 | -59.41 | -30.79 |
| 2010 | -19.72 | -59.56 | -31.27 |
| 2012 | -21.57 | -60.34 | -28.87 |
| 2013 | -19.80 | -58.29 | -31.69 |
| 2014 | -21.16 | -58.79 | -27.86 |
| 2015 | -20.20 | -57.86 | -27.98 |
| 2016 | -22.48 | -58.16 | -29.93 |
| 2017 | -22.96 | -60.71 | -29.55 |
| 2018 | -23.80 | -58.03 | -32.27 |
| 2019 | -23.32 | -55.40 | -27.82 |
| 2020 | -22.50 | -58.74 | -30.13 |
| 2021 | -21.39 | -59.23 | -28.88 |