| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Switzerland | 189.3026 | 2020 |
| 2 | Hong Kong SAR, China | 138.7227 | 2020 |
| 3 | Netherlands | 135.4982 | 2020 |
| 4 | Denmark | 96.46124 | 2020 |
| 5 | Sweden | 76.31451 | 2020 |
| 6 | Finland | 75.56761 | 2020 |
| 7 | United Kingdom | 69.90582 | 2020 |
| 8 | Singapore | 56.79908 | 2020 |
| 9 | United States | 55.4324 | 2020 |
| 10 | Cyprus | 54.6751 | 2020 |
| 11 | Belgium | 43.98277 | 2020 |
| 12 | France | 42.81026 | 2020 |
| 13 | South Africa | 42.77983 | 2020 |
| 14 | Japan | 42.0126 | 2020 |
| 15 | Korea, Rep. | 41.85326 | 2020 |
| 16 | Australia | 39.15306 | 2020 |
| 17 | Canada | 38.28199 | 2020 |
| 18 | Germany | 37.64858 | 2020 |
| 19 | Norway | 34.1977 | 2020 |
| 20 | Jamaica | 32.78948 | 2020 |
| 21 | Malta | 28.78155 | 2020 |
| 22 | New Zealand | 28.62038 | 2020 |
| 23 | Spain | 27.24894 | 2020 |
| 24 | Israel | 26.87909 | 2020 |
| 25 | Brazil | 21.56794 | 2020 |
| 26 | Austria | 18.23946 | 2020 |
| 27 | Portugal | 17.95285 | 2020 |
| 28 | Malaysia | 17.37282 | 2020 |
| 29 | Thailand | 16.64426 | 2020 |
| 30 | Italy | 16.36601 | 2020 |
| 31 | Iceland | 14.01673 | 2020 |
| 32 | Philippines | 13.06283 | 2020 |
| 33 | Mexico | 13.02358 | 2020 |
| 34 | Russian Federation | 11.3322 | 2020 |
| 35 | Hungary | 10.76296 | 2020 |
| 36 | Saudi Arabia | 9.692966 | 2020 |
| 37 | China | 8.447726 | 2020 |
| 38 | Jordan | 8.201362 | 2020 |
| 39 | Greece | 8.09683 | 2020 |
| 40 | Kuwait | 8.035896 | 2020 |
| 41 | Chile | 7.809978 | 2020 |
| 42 | Poland | 7.208297 | 2020 |
| 43 | India | 6.455366 | 2020 |
| 44 | Djibouti | 6.443137 | 2020 |
| 45 | Indonesia | 5.639556 | 2020 |
| 46 | Tunisia | 5.553232 | 2020 |
| 47 | Slovenia | 4.329746 | 2020 |
| 48 | Estonia | 4.119359 | 2020 |
| 49 | Turkey | 4.050559 | 2020 |
| 50 | Ukraine | 3.456617 | 2020 |
| 51 | Morocco | 3.225761 | 2020 |
| 52 | Seychelles | 3.190238 | 2020 |
| 53 | Czech Republic | 3.170475 | 2020 |
| 54 | Zambia | 2.564666 | 2020 |
| 55 | Kazakhstan | 2.302515 | 2020 |
| 56 | Latvia | 2.104183 | 2020 |
| 57 | Colombia | 1.57143 | 2020 |
| 58 | Lithuania | 1.537766 | 2020 |
| 59 | Romania | 1.363331 | 2020 |
| 60 | Argentina | 1.112076 | 2020 |
| 61 | Pakistan | 1.107182 | 2020 |
| 62 | Rwanda | 1.088726 | 2020 |
| 63 | Croatia | 1.060436 | 2020 |
| 64 | Bangladesh | 0.9257401 | 2020 |
| 65 | Nigeria | 0.9069647 | 2020 |
| 66 | São Tomé and Principe | 0.888557 | 2020 |
| 67 | Bulgaria | 0.7310126 | 2020 |
| 68 | St. Lucia | 0.6964412 | 2020 |
| 69 | Mongolia | 0.6545179 | 2020 |
| 70 | Lesotho | 0.6159604 | 2020 |
| 71 | Slovak Republic | 0.6078763 | 2020 |
| 72 | Costa Rica | 0.5654196 | 2020 |
| 73 | North Macedonia | 0.526563 | 2020 |
| 74 | Dominica | 0.5154555 | 2020 |
| 75 | Bolivia | 0.497955 | 2020 |
| 76 | Cabo Verde | 0.4304197 | 2020 |
| 77 | Namibia | 0.4130545 | 2020 |
| 78 | Sudan | 0.3823945 | 2020 |
| 79 | Antigua and Barbuda | 0.360267 | 2020 |
| 80 | Bosnia and Herzegovina | 0.3503759 | 2020 |
| 81 | Grenada | 0.3231434 | 2020 |
| 82 | Uruguay | 0.3177583 | 2020 |
| 83 | St. Vincent and the Grenadines | 0.3014506 | 2020 |
| 84 | Eswatini | 0.2771261 | 2020 |
| 85 | Botswana | 0.2657272 | 2020 |
| 86 | St. Kitts and Nevis | 0.2608123 | 2020 |
| 87 | Armenia | 0.2506986 | 2020 |
| 88 | Egypt, Arab Rep. | 0.2376061 | 2020 |
| 89 | Moldova | 0.2196792 | 2020 |
| 90 | Trinidad and Tobago | 0.2157789 | 2020 |
| 91 | Georgia | 0.2076838 | 2020 |
| 92 | Albania | 0.1732555 | 2020 |
| 93 | Tajikistan | 0.1405606 | 2020 |
| 94 | Uzbekistan | 0.1159793 | 2020 |
| 95 | Cameroon | 0.1138845 | 2020 |
| 96 | Ecuador | 0.1046467 | 2020 |
| 97 | Uganda | 0.0982142 | 2020 |
| 98 | Belarus | 0.0955035 | 2020 |
| 99 | Malawi | 0.0877791 | 2020 |
| 100 | Serbia | 0.0530121 | 2020 |
| 101 | Mozambique | 0.0308429 | 2020 |
| 102 | Ghana | 0.0247951 | 2020 |
| 103 | Tonga | 0.017904 | 2020 |
| 104 | Nicaragua | 0.0111722 | 2020 |