| Country | Date | Quality(KOR) | Maximal | Minimal |
|---|---|---|---|---|
| Benin | 2018/06/19 | 46-48 | 1.05 | 0.91 |
| Burkina Faso | 2018/04/17 | 48-50 | 1.46 | 1.10 |
| Cote d Ivoire | 2018/04/17 | 46-48 | 1.19 | 0.91 |
| Gambia | 2018/03/27 | 50-52 | 1.68 | 1.47 |
| Ghana | 2018/04/17 | 48-50 | 1.24 | 1.02 |
| Guinea Bissau | 2018/04/17 | 52-54 | 1.92 | 1.73 |
| Guinea Conakry | 2018/04/03 | 48-50 | 1.17 | 1.11 |
| Kenya | 2016/08/23 | 42-44 | 0.51 | 0.49 |
| Mali | 2018/04/17 | 46-48 | 1.14 | 0.91 |
| Mozambique | 2016/02/09 | -NA | 0.72 | 0.51 |
| Nigeria | 2018/05/08 | 46-48 | 1.31 | 1.06 |
| Senegal | 2018/05/01 | 50-52 | 1.46 | 1.28 |
| Togo | 2018/04/17 | 46-48 | 1.28 | 1.23 |