| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2009 | 16.67 | 11.11 | 0.00 |
| 2010 | 19.50 | 21.95 | 13.85 |
| 2011 | 19.21 | 22.81 | 23.08 |
| 2012 | 17.77 | 21.95 | 25.42 |
| 2013 | 21.16 | 22.81 | 28.38 |
| 2014 | 26.35 | 20.19 | 16.92 |
| 2015 | 31.10 | 25.64 | 13.33 |
| 2016 | 26.03 | 22.86 | 12.12 |
| 2017 | 25.30 | 27.45 | 35.29 |
| 2018 | 29.75 | 20.69 | 17.14 |
| 2019 | 27.05 | 26.88 | 16.67 |
| 2020 | 31.93 | 21.05 | 42.86 |
| 2021 | 22.51 | 29.79 | 26.42 |
| 2022 | 27.56 | 24.74 | 20.55 |