| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Cayman Islands | 2.908833 | 2021 |
| 2 | India | 2.236355 | 2021 |
| 3 | Uzbekistan | 1.268392 | 2021 |
| 4 | Timor-Leste | 1.163503 | 2021 |
| 5 | Kyrgyz Republic | 0.7999712 | 2021 |
| 6 | United States | 0.7334799 | 2021 |
| 7 | New Zealand | 0.6237628 | 2021 |
| 8 | Viet Nam | 0.5858348 | 2021 |
| 9 | Azerbaijan | 0.5549525 | 2021 |
| 10 | Armenia | 0.5512294 | 2021 |
| 11 | Qatar | 0.4623209 | 2021 |
| 12 | Georgia | 0.4619375 | 2021 |
| 13 | Oman | 0.4443299 | 2021 |
| 14 | Japan | 0.4311079 | 2021 |
| 15 | Mongolia | 0.3904712 | 2021 |
| 16 | Bahrain | 0.3781895 | 2021 |
| 17 | Palau | 0.3676471 | 2021 |
| 18 | Kuwait | 0.3382762 | 2021 |
| 19 | United Arab Emirates | 0.3344064 | 2021 |
| 20 | Russian Federation | 0.3327296 | 2021 |
| 21 | Belarus | 0.2801252 | 2021 |
| 22 | Bermuda | 0.2772243 | 2021 |
| 23 | Sudan | 0.2717391 | 2021 |
| 24 | Israel | 0.1841779 | 2021 |
| 25 | Zambia | 0.1772278 | 2021 |
| 26 | Fiji | 0.1700235 | 2021 |
| 27 | Papua New Guinea | 0.1422291 | 2021 |
| 28 | Panama | 0.1353996 | 2021 |
| 29 | Sri Lanka | 0.1260447 | 2021 |
| 30 | Kazakhstan | 0.1218352 | 2021 |
| 31 | Moldova | 0.0848886 | 2021 |
| 32 | China | 0.0790077 | 2021 |
| 33 | Nauru | 0.0701754 | 2021 |
| 34 | Indonesia | 0.0559988 | 2021 |
| 35 | Argentina | 0.0402418 | 2021 |
| 36 | Austria | 0.0396668 | 2021 |
| 37 | Belgium | 0.0396668 | 2021 |
| 38 | Bulgaria | 0.0396668 | 2021 |
| 39 | Croatia | 0.0396668 | 2021 |
| 40 | Cyprus | 0.0396668 | 2021 |
| 41 | Czechia | 0.0396668 | 2021 |
| 42 | Denmark | 0.0396668 | 2021 |
| 43 | Estonia | 0.0396668 | 2021 |
| 44 | Finland | 0.0396668 | 2021 |
| 45 | France | 0.0396668 | 2021 |
| 46 | Germany | 0.0396668 | 2021 |
| 47 | Greece | 0.0396668 | 2021 |
| 48 | Hungary | 0.0396668 | 2021 |
| 49 | Ireland | 0.0396668 | 2021 |
| 50 | Italy | 0.0396668 | 2021 |
| 51 | Latvia | 0.0396668 | 2021 |
| 52 | Lithuania | 0.0396668 | 2021 |
| 53 | Luxembourg | 0.0396668 | 2021 |
| 54 | Malta | 0.0396668 | 2021 |
| 55 | Netherlands | 0.0396668 | 2021 |
| 56 | Poland | 0.0396668 | 2021 |
| 57 | Portugal | 0.0396668 | 2021 |
| 58 | Romania | 0.0396668 | 2021 |
| 59 | Slovak Republic | 0.0396668 | 2021 |
| 60 | Slovenia | 0.0396668 | 2021 |
| 61 | Spain | 0.0396668 | 2021 |
| 62 | Sweden | 0.0396668 | 2021 |
| 63 | Turkiye | 0.034654 | 2021 |
| 64 | Bolivia | 0.0343362 | 2021 |
| 65 | Malaysia | 0.0235848 | 2021 |
| 66 | Antigua and Barbuda | 0.0218828 | 2021 |
| 67 | Aruba | 0.0215874 | 2021 |
| 68 | Seychelles | 0.0182715 | 2021 |
| 69 | Ecuador | 0.0117621 | 2021 |
| 70 | Kenya | 0.0094859 | 2021 |
| 71 | United Kingdom | 0.0088698 | 2021 |
| 72 | Switzerland | 0.0078449 | 2021 |
| 73 | Brunei Darussalam | 0.0054203 | 2021 |
| 74 | Tanzania | 0.004387 | 2021 |
| 75 | Korea, Rep. | 0.0039159 | 2021 |
| 76 | Uganda | 0.0030068 | 2021 |
| 77 | Trinidad and Tobago | 0.0026921 | 2021 |
| 78 | Tajikistan | 0.0025281 | 2021 |
| 79 | Norway | 0.001633 | 2021 |
| 80 | Albania | 0 | 2021 |
| 81 | Algeria | 0 | 2021 |
| 82 | Angola | 0 | 2021 |
| 83 | Australia | 0 | 2021 |
| 84 | Bangladesh | 0 | 2021 |
| 85 | Barbados | 0 | 2021 |
| 86 | Belize | 0 | 2021 |
| 87 | Benin | 0 | 2021 |
| 88 | Bhutan | 0 | 2021 |
| 89 | Bosnia and Herzegovina | 0 | 2021 |
| 90 | Botswana | 0 | 2021 |
| 91 | Brazil | 0 | 2021 |
| 92 | Burkina Faso | 0 | 2021 |
| 93 | Burundi | 0 | 2021 |
| 94 | Cabo Verde | 0 | 2021 |
| 95 | Cambodia | 0 | 2021 |
| 96 | Canada | 0 | 2021 |
| 97 | Chile | 0 | 2021 |
| 98 | Colombia | 0 | 2021 |
| 99 | Comoros | 0 | 2021 |
| 100 | Costa Rica | 0 | 2021 |
| 101 | Cote d'Ivoire | 0 | 2021 |
| 102 | Cuba | 0 | 2021 |
| 103 | Dominican Republic | 0 | 2021 |
| 104 | El Salvador | 0 | 2021 |
| 105 | Eswatini | 0 | 2021 |
| 106 | Ethiopia | 0 | 2021 |
| 107 | French Polynesia | 0 | 2021 |
| 108 | Gambia, The | 0 | 2021 |
| 109 | Ghana | 0 | 2021 |
| 110 | Guatemala | 0 | 2021 |
| 111 | Guinea | 0 | 2021 |
| 112 | Guinea-Bissau | 0 | 2021 |
| 113 | Guyana | 0 | 2021 |
| 114 | Honduras | 0 | 2021 |
| 115 | Hong Kong SAR, China | 0 | 2021 |
| 116 | Iceland | 0 | 2021 |
| 117 | Jamaica | 0 | 2021 |
| 118 | Lao PDR | 0 | 2021 |
| 119 | Lesotho | 0 | 2021 |
| 120 | Liberia | 0 | 2021 |
| 121 | Libya | 0 | 2021 |
| 122 | Macao SAR, China | 0 | 2021 |
| 123 | Madagascar | 0 | 2021 |
| 124 | Malawi | 0 | 2021 |
| 125 | Maldives | 0 | 2021 |
| 126 | Mali | 0 | 2021 |
| 127 | Mauritania | 0 | 2021 |
| 128 | Mauritius | 0 | 2021 |
| 129 | Montenegro | 0 | 2021 |
| 130 | Morocco | 0 | 2021 |
| 131 | Mozambique | 0 | 2021 |
| 132 | Myanmar | 0 | 2021 |
| 133 | Namibia | 0 | 2021 |
| 134 | Nepal | 0 | 2021 |
| 135 | Nicaragua | 0 | 2021 |
| 136 | Niger | 0 | 2021 |
| 137 | Nigeria | 0 | 2021 |
| 138 | North Macedonia | 0 | 2021 |
| 139 | Pakistan | 0 | 2021 |
| 140 | Paraguay | 0 | 2021 |
| 141 | Peru | 0 | 2021 |
| 142 | Philippines | 0 | 2021 |
| 143 | Rwanda | 0 | 2021 |
| 144 | Senegal | 0 | 2021 |
| 145 | Serbia | 0 | 2021 |
| 146 | Sierra Leone | 0 | 2021 |
| 147 | Singapore | 0 | 2021 |
| 148 | Solomon Islands | 0 | 2021 |
| 149 | South Africa | 0 | 2021 |
| 150 | St. Vincent and the Grenadines | 0 | 2021 |
| 151 | Suriname | 0 | 2021 |
| 152 | Thailand | 0 | 2021 |
| 153 | Togo | 0 | 2021 |
| 154 | Tonga | 0 | 2021 |
| 155 | Ukraine | 0 | 2021 |
| 156 | Uruguay | 0 | 2021 |
| 157 | Vanuatu | 0 | 2021 |
| 158 | Venezuela, RB | 0 | 2021 |
| 159 | Zimbabwe | 0 | 2021 |