United Nations Environmental Program and the World Conservation Monitoring Centre, as compiled by the World Resources Institute, based on data from national authorities, national legislation and international agreements.
| तिथि | मान | बदले , % |
|---|---|---|
| 2024 | 40.2 | 0.25% |
| 2023 | 40.1 | 0.00% |
| 2022 | 40.1 | 0.00% |
| 2021 | 40.1 | 0.25% |
| 2020 | 40.0 | -25.93% |
| 2019 | 54.0 | 0.00% |
| 2018 | 54.0 | 0.00% |
| 2017 | 54.0 | -0.18% |
| 2016 | 54.1 | 0.00% |
| 2015 | 54.1 | 0.00% |
| 2014 | 54.1 | -2.17% |
| 2013 | 55.3 |