| 1. | Ethiopia | 6.76 $ | |
| 2. | Nigeria | 3.59 $ | |
| 3. | Ivory Coast | 3.54 $ | |
| 4. | Cameroon | 3.53 $ | |
| 5. | Algeria | 3.10 $ | |
| 6. | Ghana | 2.74 $ | |
| 7. | Kenya | 2.72 $ | |
| 8. | Zimbabwe | 2.70 $ | |
| 9. | Uganda | 2.70 $ | |
| 10. | Mauritius | 2.21 $ | |
| 11. | Mozambique | 2.13 $ | |
| 12. | Tunisia | 1.90 $ | |
| 13. | Libya | 1.71 $ | |
| 14. | Namibia | 1.71 $ | |
| 15. | Botswana | 1.60 $ | |
| 16. | Egypt | 1.50 $ | |
| 17. | South Africa | 1.44 $ | |
| 18. | Morocco | 1.44 $ |