| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | -0.19 | -0.67 | -0.66 |
| 2008 | -0.24 | -0.92 | -0.72 |
| 2009 | -0.20 | -0.88 | -0.60 |
| 2010 | -0.10 | -0.84 | -0.97 |
| 2012 | -0.18 | -1.07 | -0.96 |
| 2013 | -0.06 | -0.88 | -0.84 |
| 2014 | -0.11 | -0.92 | -0.64 |
| 2015 | 0.01 | -0.80 | -0.30 |
| 2016 | -0.03 | -0.73 | -0.55 |
| 2017 | -0.05 | -0.83 | -0.35 |
| 2018 | 0.10 | -0.78 | -0.67 |
| 2019 | -0.20 | -0.76 | -0.89 |
| 2020 | -0.22 | -0.89 | -0.61 |
| 2021 | 0.12 | -0.96 | -0.79 |