| Year | Hard | Breaking | Offspeed |
|---|---|---|---|
| 2008 | 34.41 | 61.54 | 47.06 |
| 2009 | 38.57 | 40.00 | 54.90 |
| 2010 | 34.95 | 56.25 | 48.00 |
| 2011 | 31.76 | 43.44 | 54.97 |
| 2012 | 25.00 | 39.22 | 56.64 |
| 2013 | 24.57 | 47.06 | 55.21 |
| 2014 | 29.41 | 39.39 | 51.92 |
| 2015 | 27.39 | 49.36 | 52.27 |
| 2016 | 26.92 | 37.59 | 55.56 |
| 2017 | 28.46 | 43.55 | 66.67 |
| 2018 | 28.17 | 36.07 | 53.93 |
| 2019 | 30.38 | 45.45 | 62.79 |
| 2020 | 26.26 | 33.33 | 47.62 |
| 2021 | 24.58 | 46.09 | 43.68 |
| 2022 | 22.73 | 43.90 | 38.46 |
| 2023 | 26.83 | 36.81 | 54.41 |
| 2024 | 25.00 | 50.00 | 0.00 |