The highest = the best
| 2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|
| Benin | 48.66 | 49.72 | 51.58 | 51.71 | 52.40 |
| Burkina Faso | 50.65 | 50.92 | 51.15 | 51.27 | 51.40 |
| Cabo Verde | 53.43 | 53.41 | 53.98 | 54.01 | 55.04 |
| Côte d'Ivoire | 50.33 | 50.96 | 52.99 | 58.34 | 60.69 |
| Gambia, The | 46.23 | 47.76 | 47.76 | 47.83 | 50.29 |
| Ghana | 56.99 | 58.04 | 58.38 | 60.43 | 59.96 |
| Guinea-Bissau | 40.43 | 42.80 | 42.92 | 43.19 | 43.23 |
| Liberia | 39.96 | 39.98 | 43.58 | 43.54 | 43.23 |
| Mali | 50.28 | 52.61 | 52.88 | 53.13 | 52.94 |
| Niger | 46.32 | 49.33 | 51.17 | 52.31 | 56.76 |
| Nigeria | 48.37 | 48.47 | 52.03 | 53.40 | 56.88 |
| Senegal | 49.56 | 50.27 | 54.02 | 54.38 | 59.28 |
| Sierra Leone | 46.90 | 47.22 | 47.09 | 47.24 | 47.46 |
| Togo | 46.93 | 48.10 | 48.75 | 55.27 | 62.29 |