| Year | Protected | Not Protected | Protected % |
| 2014 | 0 | 34 | 0.00 |
| 2015 | 34 | 0 | 100.00 |
| 2016 | 25 | 10 | 71.43 |
| 2017 | 6 | 30 | 16.67 |
| 2018 | 0 | 37 | 0.00 |
| 2019 | 0 | 38 | 0.00 |
| 2020 | 38 | 1 | 97.44 |
| 2021 | 2 | 28 | 6.67 |
| 2022 | 6 | 35 | 14.63 |
| 2023 | 0 | 42 | 0.00 |
| 2024 | 15 | 27 | 35.71 |
| 2025 | 1 | 41 | 2.38 |
| Totals | 127 | 323 | 28.22 |