| Year | In Zone | Out of Zone |
|---|---|---|
| 2007 | 20.59 | 25.42 |
| 2008 | 20.98 | 20.78 |
| 2009 | 21.76 | 15.88 |
| 2010 | 17.28 | 18.70 |
| 2012 | 22.73 | 15.48 |
| 2013 | 29.56 | 18.68 |
| 2014 | 28.09 | 23.93 |
| 2015 | 25.00 | 28.57 |
| 2016 | 32.47 | 25.53 |
| 2017 | 30.00 | 26.00 |
| 2018 | 24.10 | 14.71 |
| 2019 | 25.42 | 21.55 |
| 2020 | 31.29 | 20.69 |
| 2021 | 23.29 | 27.27 |