| 1. | United States | 3.06 $ | |
| 2. | Cuba | 2.78 $ | |
| 3. | Canada | 2.62 $ | |
| 4. | Costa Rica | 2.60 $ | |
| 5. | Panama | 2.09 $ | |
| 6. | Uruguay | 1.88 $ | |
| 7. | Venezuela | 1.87 $ | |
| 8. | Mexico | 1.72 $ | |
| 9. | Chile | 1.45 $ | |
| 10. | Colombia | 1.11 $ | |
| 11. | Brazil | 1.09 $ | |
| 12. | Ecuador | 1.08 $ | |
| 13. | Argentina | 0.95 $ | |
| 14. | Peru | 0.88 $ | |
| 15. | Bolivia | 0.85 $ |