| Year | Right Handed | Left Handed |
|---|---|---|
| 2008 | 16.80 | 9.19 |
| 2009 | 13.36 | 9.18 |
| 2010 | 11.69 | 9.30 |
| 2011 | 12.92 | 9.12 |
| 2012 | 17.13 | 11.39 |
| 2013 | 16.44 | 11.54 |
| 2014 | 15.57 | 11.55 |
| 2015 | 19.51 | 14.73 |
| 2016 | 20.55 | 13.07 |
| 2017 | 20.95 | 12.83 |
| 2018 | 21.22 | 14.00 |
| 2019 | 19.21 | 15.36 |
| 2020 | 19.97 | 13.21 |
| 2021 | 19.91 | 15.00 |
| 2022 | 18.03 | 13.12 |
| 2023 | 16.32 | 13.03 |
| 2024 | 35.71 | 4.17 |