| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Botswana | 99.845297029703 | 2019 |
| 2 | Kosovo | 94.7797798349471 | 2019 |
| 3 | South Africa | 86.9816302054678 | 2019 |
| 4 | Mongolia | 84.7536231884058 | 2019 |
| 5 | Poland | 73.4511061785009 | 2019 |
| 6 | India | 72.8626165369332 | 2019 |
| 7 | Estonia | 70.1510177281681 | 2019 |
| 8 | Kazakhstan | 69.0382402200661 | 2019 |
| 9 | Serbia | 68.2393617021277 | 2019 |
| 10 | China | 64.9686795132476 | 2019 |
| 11 | Morocco | 64.5834333733493 | 2019 |
| 12 | Bosnia and Herzegovina | 62.6707825987538 | 2019 |
| 13 | Hong Kong SAR, China | 62.1175196317357 | 2019 |
| 14 | North Macedonia | 59.7546430397001 | 2019 |
| 15 | Indonesia | 59.06127726405 | 2019 |
| 16 | Australia | 58.4431718328637 | 2019 |
| 17 | Philippines | 54.5920917381013 | 2019 |
| 18 | Viet Nam | 50.1744205689574 | 2019 |
| 19 | Korea, Dem. People's Rep. | 49.7777964112024 | 2019 |
| 20 | Zimbabwe | 48.2232291915097 | 2019 |
| 21 | New Caledonia | 45.3667345610314 | 2019 |
| 22 | Czechia | 45.3254437869822 | 2019 |
| 23 | Montenegro | 43.8100786484125 | 2019 |
| 24 | Cambodia | 43.6016855178532 | 2019 |
| 25 | Malaysia | 42.8420043397083 | 2019 |
| 26 | Korea, Rep. | 40.934672500453 | 2019 |
| 27 | Bulgaria | 38.9014364441232 | 2019 |
| 28 | Turkiye | 37.1487708006331 | 2019 |
| 29 | Lao PDR | 36.5202356557377 | 2019 |
| 30 | Mauritius | 36.2793572311496 | 2019 |
| 31 | Chile | 33.2718370822394 | 2019 |
| 32 | Sri Lanka | 33.1314504665966 | 2019 |
| 33 | Japan | 31.455199700346 | 2019 |
| 34 | Israel | 30.3137525915688 | 2019 |
| 35 | Niger | 30.2985074626866 | 2019 |
| 36 | Germany | 29.9558259201835 | 2019 |
| 37 | Ukraine | 29.4535522670801 | 2019 |
| 38 | Guatemala | 29.4249710312862 | 2019 |
| 39 | Slovenia | 27.8402385241319 | 2019 |
| 40 | Greece | 24.931106815284 | 2019 |
| 41 | United States | 24.3530384173999 | 2019 |
| 42 | Romania | 23.0267350977827 | 2019 |
| 43 | Madagascar | 19.4072269589931 | 2019 |
| 44 | Pakistan | 19.3433277974774 | 2019 |
| 45 | Thailand | 18.6885314655986 | 2019 |
| 46 | Puerto Rico | 18.3898931074077 | 2019 |
| 47 | Dominican Republic | 16.8026793716685 | 2019 |
| 48 | Russian Federation | 16.7864772998827 | 2019 |
| 49 | Netherlands | 16.5133307525677 | 2019 |
| 50 | Senegal | 13.7188005027833 | 2019 |
| 51 | Croatia | 12.8448275862069 | 2019 |
| 52 | Hungary | 12.2014522761074 | 2019 |
| 53 | Myanmar | 11.9015047879617 | 2019 |
| 54 | Finland | 11.6037873270211 | 2019 |
| 55 | Zambia | 11.277127983233 | 2019 |
| 56 | Denmark | 11.2176446672991 | 2019 |
| 57 | Portugal | 10.4074952026188 | 2019 |
| 58 | Colombia | 10.1498476652366 | 2019 |
| 59 | Brunei Darussalam | 9.81346309813463 | 2019 |
| 60 | Slovak Republic | 9.51325877470634 | 2019 |
| 61 | Panama | 9.17754120879121 | 2019 |
| 62 | Ireland | 7.85656598287837 | 2019 |
| 63 | Eswatini | 7.61316872427984 | 2019 |
| 64 | Mexico | 7.532790664629 | 2019 |
| 65 | Kyrgyz Republic | 7.48263314588157 | 2019 |
| 66 | Canada | 7.34121233589884 | 2019 |
| 67 | Italy | 7.23218752233259 | 2019 |
| 68 | Tajikistan | 7.03822111943503 | 2019 |
| 69 | Uzbekistan | 6.00651650375407 | 2019 |
| 70 | Spain | 5.11679481220975 | 2019 |
| 71 | New Zealand | 5.01927081026005 | 2019 |
| 72 | Austria | 4.59762373036614 | 2019 |
| 73 | Brazil | 3.36618054063618 | 2019 |
| 74 | Namibia | 3.17460317460317 | 2019 |
| 75 | Belgium | 2.68567462224358 | 2019 |
| 76 | United Kingdom | 2.45615988076353 | 2019 |
| 77 | Rwanda | 2.25385527876631 | 2019 |
| 78 | Bangladesh | 1.53281925898063 | 2019 |
| 79 | Singapore | 1.19150342396593 | 2019 |
| 80 | France | 1.0287784657325 | 2019 |
| 81 | Argentina | 0.920783920318154 | 2019 |
| 82 | Sweden | 0.702331407809355 | 2019 |
| 83 | Honduras | 0.506994648389823 | 2019 |
| 84 | Peru | 0.275390282406595 | 2019 |
| 85 | Iran, Islamic Rep. | 0.248874249627301 | 2019 |
| 86 | Norway | 0.120824870650675 | 2019 |
| 87 | Belarus | 0.0741381440751266 | 2019 |
| 88 | Nepal | 0.00146747105820969 | 2019 |
| 89 | Afghanistan | 0 | 2019 |
| 90 | Albania | 0 | 2019 |
| 91 | Algeria | 0 | 2019 |
| 92 | American Samoa | 0 | 2019 |
| 93 | Andorra | 0 | 2019 |
| 94 | Angola | 0 | 2019 |
| 95 | Antigua and Barbuda | 0 | 2019 |
| 96 | Armenia | 0 | 2019 |
| 97 | Aruba | 0 | 2019 |
| 98 | Azerbaijan | 0 | 2019 |
| 99 | Bahamas, The | 0 | 2019 |
| 100 | Bahrain | 0 | 2019 |
| 101 | Barbados | 0 | 2019 |
| 102 | Belize | 0 | 2019 |
| 103 | Benin | 0 | 2019 |
| 104 | Bhutan | 0 | 2019 |
| 105 | Bolivia | 0 | 2019 |
| 106 | British Virgin Islands | 0 | 2019 |
| 107 | Burkina Faso | 0 | 2019 |
| 108 | Burundi | 0 | 2019 |
| 109 | Cabo Verde | 0 | 2019 |
| 110 | Cameroon | 0 | 2019 |
| 111 | Cayman Islands | 0 | 2019 |
| 112 | Central African Republic | 0 | 2019 |
| 113 | Chad | 0 | 2019 |
| 114 | Comoros | 0 | 2019 |
| 115 | Congo, Dem. Rep. | 0 | 2019 |
| 116 | Congo, Rep. | 0 | 2019 |
| 117 | Costa Rica | 0 | 2019 |
| 118 | Cote d'Ivoire | 0 | 2019 |
| 119 | Cuba | 0 | 2019 |
| 120 | Curacao | 0 | 2019 |
| 121 | Cyprus | 0 | 2019 |
| 122 | Djibouti | 0 | 2019 |
| 123 | Dominica | 0 | 2019 |
| 124 | Ecuador | 0 | 2019 |
| 125 | Egypt, Arab Rep. | 0 | 2019 |
| 126 | El Salvador | 0 | 2019 |
| 127 | Equatorial Guinea | 0 | 2019 |
| 128 | Eritrea | 0 | 2019 |
| 129 | Ethiopia | 0 | 2019 |
| 130 | Faroe Islands | 0 | 2019 |
| 131 | Fiji | 0 | 2019 |
| 132 | French Polynesia | 0 | 2019 |
| 133 | Gabon | 0 | 2019 |
| 134 | Gambia, The | 0 | 2019 |
| 135 | Georgia | 0 | 2019 |
| 136 | Ghana | 0 | 2019 |
| 137 | Greenland | 0 | 2019 |
| 138 | Grenada | 0 | 2019 |
| 139 | Guam | 0 | 2019 |
| 140 | Guinea | 0 | 2019 |
| 141 | Guinea-Bissau | 0 | 2019 |
| 142 | Guyana | 0 | 2019 |
| 143 | Haiti | 0 | 2019 |
| 144 | Iceland | 0 | 2019 |
| 145 | Iraq | 0 | 2019 |
| 146 | Jamaica | 0 | 2019 |
| 147 | Jordan | 0 | 2019 |
| 148 | Kenya | 0 | 2019 |
| 149 | Kiribati | 0 | 2019 |
| 150 | Kuwait | 0 | 2019 |
| 151 | Latvia | 0 | 2019 |
| 152 | Lebanon | 0 | 2019 |
| 153 | Lesotho | 0 | 2019 |
| 154 | Liberia | 0 | 2019 |
| 155 | Libya | 0 | 2019 |
| 156 | Lithuania | 0 | 2019 |
| 157 | Luxembourg | 0 | 2019 |
| 158 | Malawi | 0 | 2019 |
| 159 | Maldives | 0 | 2019 |
| 160 | Mali | 0 | 2019 |
| 161 | Malta | 0 | 2019 |
| 162 | Marshall Islands | 0 | 2019 |
| 163 | Mauritania | 0 | 2019 |
| 164 | Micronesia, Fed. Sts. | 0 | 2019 |
| 165 | Moldova | 0 | 2019 |
| 166 | Mozambique | 0 | 2019 |
| 167 | Nauru | 0 | 2019 |
| 168 | Nicaragua | 0 | 2019 |
| 169 | Nigeria | 0 | 2019 |
| 170 | Oman | 0 | 2019 |
| 171 | Palau | 0 | 2019 |
| 172 | Papua New Guinea | 0 | 2019 |
| 173 | Paraguay | 0 | 2019 |
| 174 | Qatar | 0 | 2019 |
| 175 | Samoa | 0 | 2019 |
| 176 | Sao Tome and Principe | 0 | 2019 |
| 177 | Saudi Arabia | 0 | 2019 |
| 178 | Seychelles | 0 | 2019 |
| 179 | Sierra Leone | 0 | 2019 |
| 180 | Sint Maarten (Dutch part) | 0 | 2019 |
| 181 | Solomon Islands | 0 | 2019 |
| 182 | Somalia | 0 | 2019 |
| 183 | South Sudan | 0 | 2019 |
| 184 | St. Kitts and Nevis | 0 | 2019 |
| 185 | St. Lucia | 0 | 2019 |
| 186 | St. Martin (French part) | 0 | 2019 |
| 187 | St. Vincent and the Grenadines | 0 | 2019 |
| 188 | Sudan | 0 | 2019 |
| 189 | Suriname | 0 | 2019 |
| 190 | Switzerland | 0 | 2019 |
| 191 | Syrian Arab Republic | 0 | 2019 |
| 192 | Tanzania | 0 | 2019 |
| 193 | Timor-Leste | 0 | 2019 |
| 194 | Togo | 0 | 2019 |
| 195 | Tonga | 0 | 2019 |
| 196 | Trinidad and Tobago | 0 | 2019 |
| 197 | Tunisia | 0 | 2019 |
| 198 | Turkmenistan | 0 | 2019 |
| 199 | Turks and Caicos Islands | 0 | 2019 |
| 200 | Tuvalu | 0 | 2019 |
| 201 | Uganda | 0 | 2019 |
| 202 | United Arab Emirates | 0 | 2019 |
| 203 | Uruguay | 0 | 2019 |
| 204 | Vanuatu | 0 | 2019 |
| 205 | Venezuela, RB | 0 | 2019 |
| 206 | Virgin Islands (U.S.) | 0 | 2019 |
| 207 | West Bank and Gaza | 0 | 2019 |
| 208 | Yemen, Rep. | 0 | 2019 |