| Year | Protected | Not Protected | Protected % |
| 2014 | 0 | 34 | 0.00 |
| 2015 | 25 | 9 | 73.53 |
| 2016 | 35 | 0 | 100.00 |
| 2017 | 36 | 0 | 100.00 |
| 2018 | 37 | 0 | 100.00 |
| 2019 | 38 | 0 | 100.00 |
| 2020 | 39 | 0 | 100.00 |
| 2021 | 2 | 28 | 6.67 |
| 2022 | 41 | 0 | 100.00 |
| 2023 | 40 | 2 | 95.24 |
| 2024 | 2 | 40 | 4.76 |
| 2025 | 33 | 9 | 78.57 |
| Totals | 328 | 122 | 72.89 |