| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2008 | 0.432 | 0.355 | 0.235 |
| 2009 | 0.541 | 0.337 | 0.289 |
| 2010 | 0.560 | 0.343 | 0.421 |
| 2011 | 0.499 | 0.382 | 0.315 |
| 2012 | 0.483 | 0.364 | 0.339 |
| 2013 | 0.431 | 0.309 | 0.511 |
| 2014 | 0.561 | 0.427 | 0.452 |
| 2015 | 0.638 | 0.311 | 0.250 |
| 2016 | 0.513 | 0.369 | 0.368 |
| 2017 | 0.569 | 0.482 | 0.307 |