| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2007 | 0.260 | 0.214 | 0.400 |
| 2008 | 0.289 | 0.231 | 0.269 |
| 2009 | 0.264 | 0.190 | 0.250 |
| 2010 | 0.331 | 0.231 | 0.244 |
| 2011 | 0.237 | 0.167 | 0.046 |
| 2012 | 0.290 | 0.204 | 0.262 |
| 2013 | 0.262 | 0.165 | 0.286 |
| 2014 | 0.259 | 0.258 | 0.344 |
| 2015 | 0.272 | 0.283 | 0.267 |
| 2016 | 0.294 | 0.224 | 0.385 |
| 2017 | 0.305 | 0.132 | 0.364 |