The highest = the best
| 2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|
| Angola | 37.57 | 37.65 | 39.01 | 41.20 | 41.29 |
| Botswana | 65.48 | 65.64 | 65.71 | 66.17 | 66.20 |
| Comoros | 46.25 | 46.37 | 46.87 | 47.01 | 47.87 |
| Congo, Dem. Rep. | 34.36 | 34.39 | 34.57 | 35.23 | 36.21 |
| Eswatini | 56.94 | 58.38 | 58.63 | 58.72 | 59.49 |
| Lesotho | 55.19 | 58.01 | 58.56 | 58.68 | 59.43 |
| Madagascar | 41.90 | 42.75 | 46.38 | 47.04 | 47.73 |
| Malawi | 49.71 | 53.22 | 59.52 | 60.36 | 60.94 |
| Mauritius | 76.03 | 76.49 | 78.90 | 80.34 | 81.47 |
| Mozambique | 52.81 | 52.06 | 52.79 | 54.56 | 55.00 |
| Namibia | 60.04 | 60.08 | 61.10 | 61.35 | 61.35 |
| Seychelles | 58.96 | 60.50 | 61.51 | 61.50 | 61.70 |
| South Africa | 66.24 | 65.41 | 65.33 | 66.70 | 67.02 |
| Tanzania | 49.69 | 53.87 | 53.98 | 54.29 | 54.46 |
| Zambia | 60.45 | 60.25 | 64.23 | 65.71 | 66.94 |
| Zimbabwe | 47.80 | 47.79 | 48.59 | 50.51 | 54.47 |