| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Cabo Verde | 17.1799974804718 | 2021 |
| 2 | Mongolia | 4.89275510557756 | 2021 |
| 3 | Mozambique | 3.78124905359831 | 2021 |
| 4 | South Africa | 2.44110582623372 | 2021 |
| 5 | India | 1.28029169863481 | 2021 |
| 6 | Indonesia | 1.22270966877205 | 2021 |
| 7 | Kazakhstan | 0.848889916850088 | 2021 |
| 8 | Australia | 0.786459619916648 | 2021 |
| 9 | Colombia | 0.725814104210245 | 2021 |
| 10 | Mauritania | 0.670017115111406 | 2021 |
| 11 | Russian Federation | 0.612542293942399 | 2021 |
| 12 | China | 0.607568894164746 | 2021 |
| 13 | Botswana | 0.500235146664399 | 2021 |
| 14 | Tajikistan | 0.486026357740751 | 2021 |
| 15 | Kosovo | 0.379080525110064 | 2021 |
| 16 | Viet Nam | 0.376818816953012 | 2021 |
| 17 | Ukraine | 0.336999214543813 | 2021 |
| 18 | Bosnia and Herzegovina | 0.301983937935592 | 2021 |
| 19 | Zimbabwe | 0.290130858618712 | 2021 |
| 20 | Kyrgyz Republic | 0.257836525140979 | 2021 |
| 21 | Poland | 0.246377814021137 | 2021 |
| 22 | Serbia | 0.235195620780373 | 2021 |
| 23 | Zambia | 0.231179863199288 | 2021 |
| 24 | United States | 0.165541837941739 | 2021 |
| 25 | Montenegro | 0.14484831357974 | 2021 |
| 26 | Eswatini | 0.13654443934385 | 2021 |
| 27 | Bulgaria | 0.126365577523338 | 2021 |
| 28 | Pakistan | 0.121668638591279 | 2021 |
| 29 | Philippines | 0.0944068332804607 | 2021 |
| 30 | Czechia | 0.0939363572598997 | 2021 |
| 31 | Canada | 0.0730211132400775 | 2021 |
| 32 | Uzbekistan | 0.0535648008565471 | 2021 |
| 33 | Tanzania | 0.0494009697131187 | 2021 |
| 34 | Turkiye | 0.0473618807971925 | 2021 |
| 35 | Myanmar | 0.0464337290823448 | 2021 |
| 36 | Niger | 0.0372529254036624 | 2021 |
| 37 | Thailand | 0.0335556904365916 | 2021 |
| 38 | Albania | 0.0322572749578343 | 2021 |
| 39 | New Zealand | 0.0306624632958425 | 2021 |
| 40 | Slovenia | 0.0258661890048008 | 2021 |
| 41 | Malaysia | 0.0252334817053191 | 2021 |
| 42 | Romania | 0.0241444525656809 | 2021 |
| 43 | Afghanistan | 0.0193977562950517 | 2021 |
| 44 | Malawi | 0.0166282857564063 | 2021 |
| 45 | Mexico | 0.0161205544445626 | 2021 |
| 46 | Greece | 0.0146481346149569 | 2021 |
| 47 | Germany | 0.014480866265137 | 2021 |
| 48 | Brazil | 0.0143152350634996 | 2021 |
| 49 | Bangladesh | 0.0132526717304666 | 2021 |
| 50 | Iran, Islamic Rep. | 0.00939526245305688 | 2021 |
| 51 | Hungary | 0.00936874396198461 | 2021 |
| 52 | North Macedonia | 0.00863232977360442 | 2021 |
| 53 | Georgia | 0.00790127231235254 | 2021 |
| 54 | Nepal | 0.00606226595390929 | 2021 |
| 55 | Slovak Republic | 0.00515044751380184 | 2021 |
| 56 | Cambodia | 0.00480544500071724 | 2021 |
| 57 | Peru | 0.00249271827303621 | 2021 |
| 58 | Korea, Rep. | 0.00109890187258597 | 2021 |
| 59 | United Kingdom | 0.00102273685261212 | 2021 |
| 60 | Norway | 0.000758175459027536 | 2021 |
| 61 | Nigeria | 0.000478431638825823 | 2021 |
| 62 | Japan | 0.000357494585802386 | 2021 |
| 63 | Ethiopia | 0.000163832810177573 | 2021 |
| 64 | Argentina | 0.000157746419195732 | 2021 |
| 65 | Chile | 0.0001519770108825 | 2021 |
| 66 | Armenia | 0.000002759777831075 | 2021 |
| 67 | Algeria | 0 | 2021 |
| 68 | American Samoa | 0 | 2021 |
| 69 | Angola | 0 | 2021 |
| 70 | Antigua and Barbuda | 0 | 2021 |
| 71 | Aruba | 0 | 2021 |
| 72 | Austria | 0 | 2021 |
| 73 | Azerbaijan | 0 | 2021 |
| 74 | Bahamas, The | 0 | 2021 |
| 75 | Bahrain | 0 | 2021 |
| 76 | Barbados | 0 | 2021 |
| 77 | Belarus | 0 | 2021 |
| 78 | Belgium | 0 | 2021 |
| 79 | Belize | 0 | 2021 |
| 80 | Benin | 0 | 2021 |
| 81 | Bermuda | 0 | 2021 |
| 82 | Bhutan | 0 | 2021 |
| 83 | Bolivia | 0 | 2021 |
| 84 | Brunei Darussalam | 0 | 2021 |
| 85 | Burkina Faso | 0 | 2021 |
| 86 | Burundi | 0 | 2021 |
| 87 | Cameroon | 0 | 2021 |
| 88 | Cayman Islands | 0 | 2021 |
| 89 | Central African Republic | 0 | 2021 |
| 90 | Chad | 0 | 2021 |
| 91 | Comoros | 0 | 2021 |
| 92 | Congo, Dem. Rep. | 0 | 2021 |
| 93 | Congo, Rep. | 0 | 2021 |
| 94 | Costa Rica | 0 | 2021 |
| 95 | Cote d'Ivoire | 0 | 2021 |
| 96 | Croatia | 0 | 2021 |
| 97 | Curacao | 0 | 2021 |
| 98 | Cyprus | 0 | 2021 |
| 99 | Denmark | 0 | 2021 |
| 100 | Djibouti | 0 | 2021 |
| 101 | Dominica | 0 | 2021 |
| 102 | Dominican Republic | 0 | 2021 |
| 103 | Ecuador | 0 | 2021 |
| 104 | Egypt, Arab Rep. | 0 | 2021 |
| 105 | El Salvador | 0 | 2021 |
| 106 | Equatorial Guinea | 0 | 2021 |
| 107 | Estonia | 0 | 2021 |
| 108 | Fiji | 0 | 2021 |
| 109 | Finland | 0 | 2021 |
| 110 | France | 0 | 2021 |
| 111 | French Polynesia | 0 | 2021 |
| 112 | Gabon | 0 | 2021 |
| 113 | Gambia, The | 0 | 2021 |
| 114 | Ghana | 0 | 2021 |
| 115 | Grenada | 0 | 2021 |
| 116 | Guam | 0 | 2021 |
| 117 | Guatemala | 0 | 2021 |
| 118 | Guinea | 0 | 2021 |
| 119 | Guinea-Bissau | 0 | 2021 |
| 120 | Guyana | 0 | 2021 |
| 121 | Haiti | 0 | 2021 |
| 122 | Honduras | 0 | 2021 |
| 123 | Hong Kong SAR, China | 0 | 2021 |
| 124 | Iceland | 0 | 2021 |
| 125 | Iraq | 0 | 2021 |
| 126 | Ireland | 0 | 2021 |
| 127 | Israel | 0 | 2021 |
| 128 | Italy | 0 | 2021 |
| 129 | Jamaica | 0 | 2021 |
| 130 | Jordan | 0 | 2021 |
| 131 | Kenya | 0 | 2021 |
| 132 | Kiribati | 0 | 2021 |
| 133 | Latvia | 0 | 2021 |
| 134 | Lebanon | 0 | 2021 |
| 135 | Lesotho | 0 | 2021 |
| 136 | Liberia | 0 | 2021 |
| 137 | Libya | 0 | 2021 |
| 138 | Lithuania | 0 | 2021 |
| 139 | Luxembourg | 0 | 2021 |
| 140 | Macao SAR, China | 0 | 2021 |
| 141 | Madagascar | 0 | 2021 |
| 142 | Maldives | 0 | 2021 |
| 143 | Mali | 0 | 2021 |
| 144 | Malta | 0 | 2021 |
| 145 | Mauritius | 0 | 2021 |
| 146 | Moldova | 0 | 2021 |
| 147 | Morocco | 0 | 2021 |
| 148 | Namibia | 0 | 2021 |
| 149 | Netherlands | 0 | 2021 |
| 150 | New Caledonia | 0 | 2021 |
| 151 | Nicaragua | 0 | 2021 |
| 152 | Oman | 0 | 2021 |
| 153 | Panama | 0 | 2021 |
| 154 | Papua New Guinea | 0 | 2021 |
| 155 | Paraguay | 0 | 2021 |
| 156 | Portugal | 0 | 2021 |
| 157 | Puerto Rico | 0 | 2021 |
| 158 | Qatar | 0 | 2021 |
| 159 | Rwanda | 0 | 2021 |
| 160 | Samoa | 0 | 2021 |
| 161 | Sao Tome and Principe | 0 | 2021 |
| 162 | Saudi Arabia | 0 | 2021 |
| 163 | Senegal | 0 | 2021 |
| 164 | Seychelles | 0 | 2021 |
| 165 | Sierra Leone | 0 | 2021 |
| 166 | Singapore | 0 | 2021 |
| 167 | Solomon Islands | 0 | 2021 |
| 168 | Somalia | 0 | 2021 |
| 169 | Spain | 0 | 2021 |
| 170 | Sri Lanka | 0 | 2021 |
| 171 | St. Kitts and Nevis | 0 | 2021 |
| 172 | St. Lucia | 0 | 2021 |
| 173 | St. Vincent and the Grenadines | 0 | 2021 |
| 174 | Sudan | 0 | 2021 |
| 175 | Suriname | 0 | 2021 |
| 176 | Sweden | 0 | 2021 |
| 177 | Switzerland | 0 | 2021 |
| 178 | Timor-Leste | 0 | 2021 |
| 179 | Togo | 0 | 2021 |
| 180 | Tonga | 0 | 2021 |
| 181 | Trinidad and Tobago | 0 | 2021 |
| 182 | Tunisia | 0 | 2021 |
| 183 | Turks and Caicos Islands | 0 | 2021 |
| 184 | Uganda | 0 | 2021 |
| 185 | United Arab Emirates | 0 | 2021 |
| 186 | Uruguay | 0 | 2021 |
| 187 | Vanuatu | 0 | 2021 |
| 188 | West Bank and Gaza | 0 | 2021 |