| Year | Right Handed | Left Handed |
|---|---|---|
| 2009 | 14.78 | 11.46 |
| 2010 | 13.69 | 8.27 |
| 2011 | 10.21 | 7.64 |
| 2012 | 9.48 | 6.94 |
| 2013 | 10.44 | 5.67 |
| 2014 | 11.16 | 6.24 |
| 2015 | 14.03 | 5.63 |
| 2016 | 11.20 | 6.10 |
| 2017 | 12.43 | 4.93 |
| 2018 | 12.06 | 6.61 |
| 2019 | 11.31 | 6.03 |
| 2020 | 0.00 | 0.00 |
| 2021 | 10.79 | 8.61 |
| 2022 | 10.82 | 8.14 |