| Year | In Zone | Out of Zone |
|---|---|---|
| 2010 | 50.79 | 49.21 |
| 2011 | 41.73 | 58.27 |
| 2012 | 49.10 | 50.90 |
| 2013 | 46.01 | 53.99 |
| 2014 | 47.35 | 52.65 |
| 2015 | 43.20 | 56.80 |
| 2016 | 50.04 | 49.96 |
| 2017 | 49.30 | 50.70 |
| 2018 | 44.47 | 55.53 |
| 2019 | 48.87 | 51.13 |
| 2020 | 52.99 | 47.01 |
| 2021 | 45.65 | 54.35 |
| 2022 | 44.32 | 55.68 |
| 2023 | 48.86 | 51.14 |
| 2024 | 48.03 | 51.97 |