| 1. | Mauritius | 2.88 $ | |
| 2. | Ghana | 2.52 $ | |
| 3. | Nigeria | 1.99 $ | |
| 4. | Ivory Coast | 1.79 $ | |
| 5. | Namibia | 1.70 $ | |
| 6. | Zimbabwe | 1.68 $ | |
| 7. | Botswana | 1.51 $ | |
| 8. | Uganda | 1.45 $ | |
| 9. | South Africa | 1.44 $ | |
| 10. | Cameroon | 1.33 $ | |
| 11. | Mozambique | 1.22 $ | |
| 12. | Kenya | 0.86 $ | |
| 13. | Ethiopia | 0.85 $ | |
| 14. | Morocco | 0.83 $ | |
| 15. | Algeria | 0.78 $ | |
| 16. | Tunisia | 0.74 $ | |
| 17. | Libya | 0.51 $ | |
| 18. | Egypt | 0.40 $ |