Terrestrial protected areas are those officially documented by national authorities.
| 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Venezuela, RB | 54.1 | 54.1 | 54.1 | 54.1 | 54.1 | 54.1 | 54.1 | 56.9 | 56.9 | 56.9 | 56.9 | 56.8 |
| Congo, Rep. | 36.4 | 37.1 | 37.1 | 40.6 | 40.6 | 40.7 | 40.7 | 36.8 | 36.8 | 36.8 | 36.8 | 36.8 |
| Ecuador | 25.6 | 25.7 | 20.0 | 20.0 | 20.0 | 21.7 | 21.7 | 22.4 | 23.2 | 23.4 | 23.5 | 23.6 |
| Gabon | 20.0 | 20.1 | 20.1 | 20.1 | 22.4 | 22.4 | 22.4 | 22.4 | 22.4 | 22.4 | 22.4 | 22.7 |
| United Arab Emirates | 18.6 | 18.6 | 18.6 | 13.1 | 17.3 | 18.0 | 18.0 | 19.4 | 19.4 | 19.4 | 19.4 | 19.2 |
| Equatorial Guinea | 23.3 | 23.3 | 23.3 | 19.3 | 19.3 | 19.3 | 19.3 | 19.3 | 19.3 | 19.3 | 19.3 | 19.0 |
| Saudi Arabia | 31.3 | 31.3 | 31.3 | 4.3 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 15.6 | 18.5 |
| Kuwait | 18.8 | 18.8 | 18.8 | 17.5 | 17.5 | 17.5 | 17.1 | 17.1 | 17.1 | 17.1 | 17.0 | 17.1 |
| Qatar | 2.4 | 2.4 | 2.4 | 2.4 | 13.2 | 13.2 | 13.2 | 15.8 | 15.8 | 15.8 | 15.8 | 15.6 |
| Nigeria | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 |
| Angola | 12.4 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 10.7 | 10.8 |
| Iran, Islamic Rep. | 7.2 | 7.2 | 7.2 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 |
| Algeria | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 4.6 | 4.6 | 4.6 | 4.6 | 4.7 |
| Iraq | 0.3 | 0.9 | 0.9 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Libya | 0.1 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |