| Year | Right Handed | Left Handed |
|---|---|---|
| 2007 | 90.04 | 90.19 |
| 2008 | 89.80 | 90.61 |
| 2009 | 91.99 | 91.61 |
| 2010 | 90.92 | 90.82 |
| 2011 | 90.66 | 90.68 |
| 2012 | 89.71 | 90.16 |
| 2013 | 89.96 | 89.48 |
| 2014 | 89.10 | 88.78 |
| 2015 | 89.40 | 89.32 |
| 2016 | 89.88 | 90.28 |
| 2017 | 91.38 | 90.98 |
| 2018 | 91.08 | 90.93 |
| 2019 | 89.90 | 89.64 |