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.
| 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zambia | 38.0 | 38.0 | 38.0 | 38.0 | 37.9 | 37.9 | 41.3 | 41.3 | 41.3 | 41.3 | 41.3 | 41.3 |
| Seychelles | 0.0 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 15.7 | 32.8 | 32.8 | 32.8 | 32.8 | 32.6 |
| Tanzania | 26.0 | 26.0 | 26.0 | 30.8 | 30.9 | 31.0 | 31.0 | 31.0 | 31.0 | 31.2 | 32.4 | 32.3 |
| Botswana | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 |
| Zimbabwe | 28.1 | 26.7 | 26.7 | 27.2 | 27.2 | 27.2 | 27.2 | 27.2 | 27.2 | 27.2 | 28.3 | 28.3 |
| Namibia | 26.9 | 23.2 | 23.2 | 23.2 | 23.3 | 23.2 | 23.2 | 23.2 | 23.2 | 23.2 | 24.5 | 24.4 |
| Lesotho | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.5 | 0.5 | 0.5 | 21.3 | 23.4 |
| Malawi | 16.9 | 16.9 | 16.9 | 16.9 | 17.4 | 22.9 | 22.9 | 22.9 | 22.9 | 22.9 | 22.9 | 23.1 |
| Mozambique | 10.5 | 10.9 | 12.1 | 13.4 | 13.5 | 13.4 | 13.4 | 18.0 | 18.0 | 18.0 | 18.0 | 18.0 |
| Congo, Dem. Rep. | 12.8 | 12.6 | 12.6 | 12.6 | 13.7 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 14.9 |
| South Africa | 9.8 | 10.6 | 11.7 | 13.0 | 13.0 | 10.3 | 11.8 | 12.4 | 12.5 | 12.7 | 12.7 | 12.8 |
| Angola | 8.9 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 7.7 | 7.7 |
| Madagascar | 1.9 | 1.9 | 1.9 | 2.0 | 2.4 | 2.3 | 2.3 | 3.1 | 3.1 | 3.1 | 3.1 | 5.1 |
| Eswatini | 3.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.2 |
| Comoros | 0.3 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
| Mauritius | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |