Terrestrial protected areas are those officially documented by national authorities.
| तिथि | मान | बदले , % |
|---|---|---|
| 2024 | 20.9 | 0.48% |
| 2023 | 20.8 | 0.00% |
| 2022 | 20.8 | 2.46% |
| 2021 | 20.3 | 2.01% |
| 2020 | 19.9 | 2.05% |
| 2019 | 19.5 | 7.14% |
| 2018 | 18.2 | 0.00% |
| 2017 | 18.2 | 4.60% |
| 2016 | 17.4 | 4.19% |
| 2015 | 16.7 | 0.00% |
| 2014 | 16.7 | -17.33% |
| 2013 | 20.2 |