| 1. | Switzerland | 3.75 $ | |
| 2. | United States | 3.66 $ | |
| 3. | Denmark | 3.57 $ | |
| 4. | Norway | 3.45 $ | |
| 5. | Costa Rica | 3.25 $ | |
| 6. | Luxembourg | 3.18 $ | |
| 7. | Puerto Rico | 3.12 $ | |
| 8. | Sweden | 3.06 $ | |
| 9. | Israel | 2.98 $ | |
| 10. | Austria | 2.96 $ | |
| 11. | Uruguay | 2.82 $ | |
| 12. | South Korea | 2.75 $ | |
| 13. | Mexico | 2.74 $ | |
| 14. | Finland | 2.71 $ | |
| 15. | Canada | 2.66 $ | |
| 16. | Belgium | 2.56 $ | |
| 17. | Australia | 2.56 $ | |
| 18. | Peru | 2.52 $ | |
| 19. | Panama | 2.45 $ | |
| 20. | Italy | 2.38 $ | |
| 21. | Netherlands | 2.32 $ | |
| 22. | Singapore | 2.25 $ | |
| 23. | Germany | 2.22 $ | |
| 24. | Ireland | 2.19 $ | |
| 25. | Argentina | 2.14 $ | |
| 26. | Slovenia | 2.14 $ | |
| 27. | Hong Kong (China) | 2.10 $ | |
| 28. | France | 2.08 $ | |
| 29. | Cyprus | 2.04 $ | |
| 30. | New Zealand | 1.89 $ | |
| 31. | Venezuela | 1.87 $ | |
| 32. | Taiwan | 1.84 $ | |
| 33. | Czech Republic | 1.71 $ | |
| 34. | Croatia | 1.68 $ | |
| 35. | Lithuania | 1.66 $ | |
| 36. | Portugal | 1.66 $ | |
| 37. | Latvia | 1.66 $ | |
| 38. | United Kingdom | 1.65 $ | |
| 39. | China | 1.64 $ | |
| 40. | Ecuador | 1.63 $ | |
| 41. | Slovakia | 1.59 $ | |
| 42. | Chile | 1.56 $ | |
| 43. | Brazil | 1.56 $ | |
| 44. | Spain | 1.55 $ | |
| 45. | Hungary | 1.53 $ | |
| 46. | Estonia | 1.49 $ | |
| 47. | Colombia | 1.49 $ | |
| 48. | Qatar | 1.48 $ | |
| 49. | Greece | 1.44 $ | |
| 50. | Thailand | 1.43 $ | |
| 51. | United Arab Emirates | 1.42 $ | |
| 52. | Japan | 1.40 $ | |
| 53. | Bolivia | 1.38 $ | |
| 54. | Poland | 1.36 $ | |
| 55. | Malta | 1.36 $ | |
| 56. | Bahrain | 1.35 $ | |
| 57. | Romania | 1.25 $ | |
| 58. | Philippines | 1.24 $ | |
| 59. | Cuba | 1.23 $ | |
| 60. | Nigeria | 1.23 $ | |
| 61. | Oman | 1.21 $ | |
| 62. | Indonesia | 1.20 $ | |
| 63. | Bosnia And Herzegovina | 1.16 $ | |
| 64. | Kuwait | 1.13 $ | |
| 65. | Palestine | 1.11 $ | |
| 66. | Bulgaria | 1.10 $ | |
| 67. | Albania | 1.07 $ | |
| 68. | South Africa | 1.03 $ | |
| 69. | Montenegro | 1.03 $ | |
| 70. | Saudi Arabia | 1.02 $ | |
| 71. | Malaysia | 1.01 $ | |
| 72. | Zimbabwe | 1.00 $ | |
| 73. | Vietnam | 0.89 $ | |
| 74. | Serbia | 0.83 $ | |
| 75. | Iraq | 0.82 $ | |
| 76. | Turkey | 0.77 $ | |
| 77. | Lebanon | 0.76 $ | |
| 78. | North Macedonia | 0.74 $ | |
| 79. | Russia | 0.74 $ | |
| 80. | Ukraine | 0.69 $ | |
| 81. | Mauritius | 0.68 $ | |
| 82. | Belarus | 0.65 $ | |
| 83. | Egypt | 0.63 $ | |
| 84. | Kosovo (Disputed Territory) | 0.63 $ | |
| 85. | Moldova | 0.62 $ | |
| 86. | Georgia | 0.59 $ | |
| 87. | Pakistan | 0.59 $ | |
| 88. | Bangladesh | 0.58 $ | |
| 89. | Morocco | 0.55 $ | |
| 90. | Sri Lanka | 0.54 $ | |
| 91. | Jordan | 0.53 $ | |
| 92. | Kenya | 0.51 $ | |
| 93. | Iran | 0.49 $ | |
| 94. | Uzbekistan | 0.49 $ | |
| 95. | India | 0.48 $ | |
| 96. | Nepal | 0.46 $ | |
| 97. | Azerbaijan | 0.45 $ | |
| 98. | Kazakhstan | 0.44 $ | |
| 99. | Libya | 0.28 $ | |
| 100. | Tunisia | 0.19 $ | |
| 101. | Algeria | 0.17 $ |