| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Singapore | 249.2966 | 2020 |
| 2 | Netherlands | 137.1693 | 2020 |
| 3 | Switzerland | 126.1721 | 2020 |
| 4 | Sweden | 121.7587 | 2020 |
| 5 | Denmark | 119.4591 | 2020 |
| 6 | Canada | 106.5999 | 2020 |
| 7 | Finland | 103.8697 | 2020 |
| 8 | Belgium | 98.2216 | 2020 |
| 9 | United Kingdom | 83.36458 | 2020 |
| 10 | Iceland | 73.66676 | 2020 |
| 11 | Seychelles | 70.89962 | 2020 |
| 12 | Italy | 65.85324 | 2020 |
| 13 | Chile | 62.69246 | 2020 |
| 14 | Kiribati | 55.36904 | 2020 |
| 15 | Australia | 51.63872 | 2020 |
| 16 | United States | 50.32303 | 2020 |
| 17 | South Africa | 50.25758 | 2020 |
| 18 | Cyprus | 47.67509 | 2020 |
| 19 | Germany | 44.98228 | 2020 |
| 20 | New Zealand | 44.8791 | 2020 |
| 21 | Austria | 42.6827 | 2020 |
| 22 | Japan | 41.19608 | 2020 |
| 23 | France | 40.1319 | 2020 |
| 24 | Saudi Arabia | 38.46368 | 2020 |
| 25 | Israel | 37.8419 | 2020 |
| 26 | Spain | 36.59339 | 2020 |
| 27 | Botswana | 32.02386 | 2020 |
| 28 | Namibia | 31.16097 | 2020 |
| 29 | Malaysia | 30.98785 | 2020 |
| 30 | St. Kitts and Nevis | 28.93699 | 2020 |
| 31 | Korea, Rep. | 28.31643 | 2020 |
| 32 | Eswatini | 26.19577 | 2020 |
| 33 | Estonia | 24.59362 | 2020 |
| 34 | Portugal | 22.66711 | 2020 |
| 35 | Aruba | 21.23024 | 2020 |
| 36 | Latvia | 16.7643 | 2020 |
| 37 | Slovenia | 14.59327 | 2020 |
| 38 | Lithuania | 13.56927 | 2020 |
| 39 | Trinidad and Tobago | 13.23954 | 2020 |
| 40 | Slovak Republic | 12.47406 | 2020 |
| 41 | Colombia | 11.3297 | 2020 |
| 42 | Argentina | 10.73134 | 2020 |
| 43 | Thailand | 10.72653 | 2020 |
| 44 | Kuwait | 9.438523 | 2020 |
| 45 | Kazakhstan | 9.420098 | 2020 |
| 46 | Czech Republic | 9.138242 | 2020 |
| 47 | Hungary | 7.353697 | 2020 |
| 48 | Greece | 6.351398 | 2020 |
| 49 | Croatia | 6.291997 | 2020 |
| 50 | Fiji | 5.97296 | 2020 |
| 51 | Mexico | 5.403077 | 2020 |
| 52 | Bulgaria | 5.360406 | 2020 |
| 53 | Grenada | 5.200567 | 2020 |
| 54 | North Macedonia | 4.364565 | 2020 |
| 55 | China | 4.070031 | 2020 |
| 56 | Jamaica | 3.635187 | 2020 |
| 57 | St. Vincent and the Grenadines | 3.532361 | 2020 |
| 58 | Costa Rica | 3.346198 | 2020 |
| 59 | Uruguay | 3.290541 | 2020 |
| 60 | Poland | 2.865653 | 2020 |
| 61 | El Salvador | 2.545028 | 2020 |
| 62 | Brazil | 2.438937 | 2020 |
| 63 | Mongolia | 2.373912 | 2020 |
| 64 | Angola | 2.372303 | 2020 |
| 65 | St. Lucia | 2.179639 | 2020 |
| 66 | Panama | 2.166224 | 2020 |
| 67 | Tonga | 2.024748 | 2020 |
| 68 | Armenia | 1.856032 | 2020 |
| 69 | Dominica | 1.583015 | 2020 |
| 70 | Solomon Islands | 1.536218 | 2020 |
| 71 | Russian Federation | 1.486998 | 2020 |
| 72 | Ecuador | 1.42774 | 2020 |
| 73 | Rwanda | 1.311601 | 2020 |
| 74 | Morocco | 1.126923 | 2020 |
| 75 | Romania | 1.020876 | 2020 |
| 76 | Uganda | 0.9903339 | 2020 |
| 77 | Philippines | 0.8678542 | 2020 |
| 78 | Indonesia | 0.8273544 | 2020 |
| 79 | Djibouti | 0.7631121 | 2020 |
| 80 | Georgia | 0.7542421 | 2020 |
| 81 | Bolivia | 0.6759892 | 2020 |
| 82 | Serbia | 0.5120025 | 2020 |
| 83 | Albania | 0.3615123 | 2020 |
| 84 | Jordan | 0.3542266 | 2020 |
| 85 | Cameroon | 0.2382375 | 2020 |
| 86 | Nigeria | 0.2244607 | 2020 |
| 87 | Sudan | 0.2070381 | 2020 |
| 88 | Honduras | 0.1518827 | 2020 |
| 89 | Turkey | 0.1465078 | 2020 |
| 90 | Tunisia | 0.1434333 | 2020 |
| 91 | Suriname | 0.1336437 | 2020 |
| 92 | Bosnia and Herzegovina | 0.1204682 | 2020 |
| 93 | Egypt, Arab Rep. | 0.1198455 | 2020 |
| 94 | India | 0.0897117 | 2020 |
| 95 | Mozambique | 0.0800285 | 2020 |
| 96 | Madagascar | 0.0762904 | 2020 |
| 97 | Cabo Verde | 0.0755032 | 2020 |
| 98 | Ukraine | 0.0713832 | 2020 |
| 99 | Pakistan | 0.0593928 | 2020 |
| 100 | Moldova | 0.0349203 | 2020 |
| 101 | Belarus | 0.0161241 | 2020 |
| 102 | Antigua and Barbuda | 0.0147973 | 2020 |
| 103 | Nicaragua | 0.0143643 | 2020 |
| 104 | Paraguay | 0.0106531 | 2020 |
| 105 | Guatemala | 0.0055545 | 2020 |
| 106 | Uzbekistan | 0.0043368 | 2020 |
| 107 | Dominican Republic | 0.0030998 | 2020 |
| 108 | Bangladesh | 0.002449 | 2020 |
| 109 | Ghana | 0.0019559 | 2020 |