| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Norway | 7.177601 | 2021 |
| 2 | Turkiye | 6.96475 | 2021 |
| 3 | United Arab Emirates | 3.565666 | 2021 |
| 4 | Aruba | 3.230722 | 2021 |
| 5 | Bahrain | 2.764053 | 2021 |
| 6 | Cayman Islands | 2.726796 | 2021 |
| 7 | Iceland | 2.347316 | 2021 |
| 8 | Nepal | 2.309059 | 2021 |
| 9 | Austria | 2.283862 | 2021 |
| 10 | Belgium | 2.283862 | 2021 |
| 11 | Bulgaria | 2.283862 | 2021 |
| 12 | Croatia | 2.283862 | 2021 |
| 13 | Cyprus | 2.283862 | 2021 |
| 14 | Czechia | 2.283862 | 2021 |
| 15 | Denmark | 2.283862 | 2021 |
| 16 | Estonia | 2.283862 | 2021 |
| 17 | Finland | 2.283862 | 2021 |
| 18 | France | 2.283862 | 2021 |
| 19 | Germany | 2.283862 | 2021 |
| 20 | Greece | 2.283862 | 2021 |
| 21 | Hungary | 2.283862 | 2021 |
| 22 | Ireland | 2.283862 | 2021 |
| 23 | Italy | 2.283862 | 2021 |
| 24 | Latvia | 2.283862 | 2021 |
| 25 | Lithuania | 2.283862 | 2021 |
| 26 | Luxembourg | 2.283862 | 2021 |
| 27 | Malta | 2.283862 | 2021 |
| 28 | Netherlands | 2.283862 | 2021 |
| 29 | Poland | 2.283862 | 2021 |
| 30 | Portugal | 2.283862 | 2021 |
| 31 | Romania | 2.283862 | 2021 |
| 32 | Slovak Republic | 2.283862 | 2021 |
| 33 | Slovenia | 2.283862 | 2021 |
| 34 | Spain | 2.283862 | 2021 |
| 35 | Sweden | 2.283862 | 2021 |
| 36 | Qatar | 2.242152 | 2021 |
| 37 | Malaysia | 2.131932 | 2021 |
| 38 | Brunei Darussalam | 2.020412 | 2021 |
| 39 | Kuwait | 2.005831 | 2021 |
| 40 | Fiji | 1.871658 | 2021 |
| 41 | Sudan | 1.219512 | 2021 |
| 42 | Lesotho | 1.200171 | 2021 |
| 43 | Georgia | 1.149843 | 2021 |
| 44 | Zambia | 0.9771264 | 2021 |
| 45 | Belize | 0.9362809 | 2021 |
| 46 | Oman | 0.8237233 | 2021 |
| 47 | Eswatini | 0.8123477 | 2021 |
| 48 | Botswana | 0.8020415 | 2021 |
| 49 | Papua New Guinea | 0.7991661 | 2021 |
| 50 | Canada | 0.724687 | 2021 |
| 51 | Japan | 0.6643468 | 2021 |
| 52 | Zimbabwe | 0.5421184 | 2021 |
| 53 | Nauru | 0.5347593 | 2021 |
| 54 | United States | 0.4981647 | 2021 |
| 55 | Namibia | 0.3703214 | 2021 |
| 56 | Palau | 0.3702561 | 2021 |
| 57 | Kyrgyz Republic | 0.3617683 | 2021 |
| 58 | Timor-Leste | 0.3257329 | 2021 |
| 59 | Bermuda | 0.2908033 | 2021 |
| 60 | Mongolia | 0.2647504 | 2021 |
| 61 | Kazakhstan | 0.2468192 | 2021 |
| 62 | Australia | 0.2327922 | 2021 |
| 63 | Tajikistan | 0.2064261 | 2021 |
| 64 | Tonga | 0.2055499 | 2021 |
| 65 | South Africa | 0.1584188 | 2021 |
| 66 | Armenia | 0.156701 | 2021 |
| 67 | Ukraine | 0.1426333 | 2021 |
| 68 | Lao PDR | 0.1172104 | 2021 |
| 69 | Moldova | 0.09113 | 2021 |
| 70 | Russian Federation | 0.0875924 | 2021 |
| 71 | Seychelles | 0.082313 | 2021 |
| 72 | Maldives | 0.0641215 | 2021 |
| 73 | Serbia | 0.0538729 | 2021 |
| 74 | Azerbaijan | 0.0463714 | 2021 |
| 75 | Bangladesh | 0.044287 | 2021 |
| 76 | Israel | 0.0393701 | 2021 |
| 77 | Switzerland | 0.0381893 | 2021 |
| 78 | United Kingdom | 0.0354198 | 2021 |
| 79 | Uzbekistan | 0.0274499 | 2021 |
| 80 | Antigua and Barbuda | 0.0127861 | 2021 |
| 81 | Morocco | 0.007093 | 2021 |
| 82 | Albania | 0 | 2021 |
| 83 | Algeria | 0 | 2021 |
| 84 | Angola | 0 | 2021 |
| 85 | Argentina | 0 | 2021 |
| 86 | Barbados | 0 | 2021 |
| 87 | Belarus | 0 | 2021 |
| 88 | Benin | 0 | 2021 |
| 89 | Bhutan | 0 | 2021 |
| 90 | Bolivia | 0 | 2021 |
| 91 | Bosnia and Herzegovina | 0 | 2021 |
| 92 | Brazil | 0 | 2021 |
| 93 | Burkina Faso | 0 | 2021 |
| 94 | Burundi | 0 | 2021 |
| 95 | Cabo Verde | 0 | 2021 |
| 96 | Cambodia | 0 | 2021 |
| 97 | Chile | 0 | 2021 |
| 98 | China | 0 | 2021 |
| 99 | Colombia | 0 | 2021 |
| 100 | Comoros | 0 | 2021 |
| 101 | Costa Rica | 0 | 2021 |
| 102 | Cote d'Ivoire | 0 | 2021 |
| 103 | Cuba | 0 | 2021 |
| 104 | Dominican Republic | 0 | 2021 |
| 105 | Ecuador | 0 | 2021 |
| 106 | El Salvador | 0 | 2021 |
| 107 | Ethiopia | 0 | 2021 |
| 108 | French Polynesia | 0 | 2021 |
| 109 | Gambia, The | 0 | 2021 |
| 110 | Ghana | 0 | 2021 |
| 111 | Guatemala | 0 | 2021 |
| 112 | Guinea | 0 | 2021 |
| 113 | Guinea-Bissau | 0 | 2021 |
| 114 | Guyana | 0 | 2021 |
| 115 | Honduras | 0 | 2021 |
| 116 | Hong Kong SAR, China | 0 | 2021 |
| 117 | India | 0 | 2021 |
| 118 | Indonesia | 0 | 2021 |
| 119 | Jamaica | 0 | 2021 |
| 120 | Kenya | 0 | 2021 |
| 121 | Korea, Rep. | 0 | 2021 |
| 122 | Liberia | 0 | 2021 |
| 123 | Libya | 0 | 2021 |
| 124 | Macao SAR, China | 0 | 2021 |
| 125 | Madagascar | 0 | 2021 |
| 126 | Malawi | 0 | 2021 |
| 127 | Mali | 0 | 2021 |
| 128 | Mauritania | 0 | 2021 |
| 129 | Mauritius | 0 | 2021 |
| 130 | Montenegro | 0 | 2021 |
| 131 | Mozambique | 0 | 2021 |
| 132 | Myanmar | 0 | 2021 |
| 133 | New Zealand | 0 | 2021 |
| 134 | Nicaragua | 0 | 2021 |
| 135 | Niger | 0 | 2021 |
| 136 | Nigeria | 0 | 2021 |
| 137 | North Macedonia | 0 | 2021 |
| 138 | Pakistan | 0 | 2021 |
| 139 | Panama | 0 | 2021 |
| 140 | Paraguay | 0 | 2021 |
| 141 | Peru | 0 | 2021 |
| 142 | Philippines | 0 | 2021 |
| 143 | Rwanda | 0 | 2021 |
| 144 | Senegal | 0 | 2021 |
| 145 | Sierra Leone | 0 | 2021 |
| 146 | Singapore | 0 | 2021 |
| 147 | Solomon Islands | 0 | 2021 |
| 148 | Sri Lanka | 0 | 2021 |
| 149 | St. Vincent and the Grenadines | 0 | 2021 |
| 150 | Suriname | 0 | 2021 |
| 151 | Tanzania | 0 | 2021 |
| 152 | Thailand | 0 | 2021 |
| 153 | Togo | 0 | 2021 |
| 154 | Trinidad and Tobago | 0 | 2021 |
| 155 | Uganda | 0 | 2021 |
| 156 | Uruguay | 0 | 2021 |
| 157 | Vanuatu | 0 | 2021 |
| 158 | Venezuela, RB | 0 | 2021 |
| 159 | Viet Nam | 0 | 2021 |