| Year | Protected | Not Protected | Protected % |
| 2015 | 4 | 30 | 11.76 |
| 2016 | 35 | 0 | 100.00 |
| 2017 | 36 | 0 | 100.00 |
| 2018 | 37 | 0 | 100.00 |
| 2019 | 38 | 0 | 100.00 |
| 2020 | 36 | 3 | 92.31 |
| 2021 | 4 | 26 | 13.33 |
| 2022 | 41 | 0 | 100.00 |
| 2023 | 41 | 1 | 97.62 |
| 2024 | 41 | 1 | 97.62 |
| 2025 | 41 | 1 | 97.62 |
| 2026 | 39 | 3 | 92.86 |
| Totals | 393 | 65 | 85.81 |