| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | United States | 251 | 2018 |
| 2 | India | 227 | 2018 |
| 3 | Mexico | 181 | 2018 |
| 4 | Tanzania | 179 | 2018 |
| 5 | Indonesia | 166 | 2018 |
| 6 | China | 136 | 2018 |
| 7 | Turkiye | 131 | 2018 |
| 8 | Australia | 125 | 2018 |
| 9 | Cameroon | 122 | 2018 |
| 10 | South Africa | 121 | 2018 |
| 11 | Madagascar | 111 | 2018 |
| 12 | Thailand | 106 | 2018 |
| 13 | Colombia | 99 | 2018 |
| 14 | Congo, Dem. Rep. | 94 | 2018 |
| 15 | Brazil | 93 | 2018 |
| 16 | Philippines | 91 | 2018 |
| 17 | Malaysia | 87 | 2018 |
| 18 | Spain | 83 | 2018 |
| 19 | Viet Nam | 83 | 2018 |
| 20 | Greece | 80 | 2018 |
| 21 | Japan | 77 | 2018 |
| 22 | Guinea | 76 | 2018 |
| 23 | Kenya | 74 | 2018 |
| 24 | Nigeria | 74 | 2018 |
| 25 | Gabon | 72 | 2018 |
| 26 | Mozambique | 72 | 2018 |
| 27 | Portugal | 67 | 2018 |
| 28 | Costa Rica | 64 | 2018 |
| 29 | Croatia | 64 | 2018 |
| 30 | Liberia | 64 | 2018 |
| 31 | Ecuador | 61 | 2018 |
| 32 | Papua New Guinea | 61 | 2018 |
| 33 | Uganda | 60 | 2018 |
| 34 | Cote d'Ivoire | 59 | 2018 |
| 35 | Egypt, Arab Rep. | 58 | 2018 |
| 36 | Ghana | 58 | 2018 |
| 37 | Senegal | 58 | 2018 |
| 38 | Congo, Rep. | 57 | 2018 |
| 39 | Panama | 57 | 2018 |
| 40 | Sierra Leone | 57 | 2018 |
| 41 | Sri Lanka | 57 | 2018 |
| 42 | Lao PDR | 55 | 2018 |
| 43 | Morocco | 54 | 2018 |
| 44 | Angola | 53 | 2018 |
| 45 | France | 53 | 2018 |
| 46 | Myanmar | 53 | 2018 |
| 47 | Italy | 52 | 2018 |
| 48 | Peru | 52 | 2018 |
| 49 | Syrian Arab Republic | 51 | 2018 |
| 50 | Israel | 50 | 2018 |
| 51 | Cambodia | 48 | 2018 |
| 52 | United Kingdom | 48 | 2018 |
| 53 | Iran, Islamic Rep. | 47 | 2018 |
| 54 | Pakistan | 46 | 2018 |
| 55 | Belize | 45 | 2018 |
| 56 | Honduras | 45 | 2018 |
| 57 | Mauritania | 45 | 2018 |
| 58 | Uruguay | 45 | 2018 |
| 59 | Venezuela, RB | 45 | 2018 |
| 60 | Albania | 44 | 2018 |
| 61 | Canada | 44 | 2018 |
| 62 | Cuba | 44 | 2018 |
| 63 | Equatorial Guinea | 44 | 2018 |
| 64 | Bahamas, The | 43 | 2018 |
| 65 | Argentina | 42 | 2018 |
| 66 | Algeria | 41 | 2018 |
| 67 | Guatemala | 41 | 2018 |
| 68 | Guinea-Bissau | 41 | 2018 |
| 69 | Saudi Arabia | 41 | 2018 |
| 70 | Benin | 40 | 2018 |
| 71 | Nicaragua | 40 | 2018 |
| 72 | Yemen, Rep. | 40 | 2018 |
| 73 | Russian Federation | 39 | 2018 |
| 74 | Tunisia | 39 | 2018 |
| 75 | New Zealand | 38 | 2018 |
| 76 | Togo | 38 | 2018 |
| 77 | New Caledonia | 37 | 2018 |
| 78 | Trinidad and Tobago | 37 | 2018 |
| 79 | Bosnia and Herzegovina | 36 | 2018 |
| 80 | Malawi | 36 | 2018 |
| 81 | Oman | 36 | 2018 |
| 82 | Cabo Verde | 35 | 2018 |
| 83 | Gambia, The | 35 | 2018 |
| 84 | Guyana | 33 | 2018 |
| 85 | Namibia | 33 | 2018 |
| 86 | Slovenia | 33 | 2018 |
| 87 | Libya | 32 | 2018 |
| 88 | Montenegro | 32 | 2018 |
| 89 | Puerto Rico | 32 | 2018 |
| 90 | Sudan | 32 | 2018 |
| 91 | Suriname | 32 | 2018 |
| 92 | Antigua and Barbuda | 31 | 2018 |
| 93 | British Virgin Islands | 31 | 2018 |
| 94 | Cayman Islands | 31 | 2018 |
| 95 | Dominica | 31 | 2018 |
| 96 | Sint Maarten (Dutch part) | 31 | 2018 |
| 97 | Somalia | 31 | 2018 |
| 98 | St. Martin (French part) | 31 | 2018 |
| 99 | Haiti | 30 | 2018 |
| 100 | Jamaica | 30 | 2018 |
| 101 | St. Kitts and Nevis | 30 | 2018 |
| 102 | St. Lucia | 30 | 2018 |
| 103 | Turks and Caicos Islands | 30 | 2018 |
| 104 | Bangladesh | 29 | 2018 |
| 105 | Barbados | 29 | 2018 |
| 106 | Dominican Republic | 29 | 2018 |
| 107 | Eritrea | 29 | 2018 |
| 108 | Grenada | 29 | 2018 |
| 109 | Singapore | 29 | 2018 |
| 110 | St. Vincent and the Grenadines | 29 | 2018 |
| 111 | Virgin Islands (U.S.) | 29 | 2018 |
| 112 | Curacao | 28 | 2018 |
| 113 | French Polynesia | 28 | 2018 |
| 114 | Ireland | 28 | 2018 |
| 115 | Korea, Rep. | 28 | 2018 |
| 116 | Lebanon | 28 | 2018 |
| 117 | Bermuda | 27 | 2018 |
| 118 | Chile | 27 | 2018 |
| 119 | Micronesia, Fed. Sts. | 25 | 2018 |
| 120 | Sao Tome and Principe | 25 | 2018 |
| 121 | Aruba | 24 | 2018 |
| 122 | Cyprus | 24 | 2018 |
| 123 | Germany | 24 | 2018 |
| 124 | Maldives | 24 | 2018 |
| 125 | Seychelles | 24 | 2018 |
| 126 | Solomon Islands | 24 | 2018 |
| 127 | Ukraine | 24 | 2018 |
| 128 | Djibouti | 23 | 2018 |
| 129 | Norway | 23 | 2018 |
| 130 | Bulgaria | 22 | 2018 |
| 131 | Malta | 22 | 2018 |
| 132 | Romania | 22 | 2018 |
| 133 | Mauritius | 21 | 2018 |
| 134 | Palau | 21 | 2018 |
| 135 | Fiji | 20 | 2018 |
| 136 | Jordan | 20 | 2018 |
| 137 | Korea, Dem. People's Rep. | 20 | 2018 |
| 138 | United Arab Emirates | 20 | 2018 |
| 139 | Zambia | 20 | 2018 |
| 140 | Iraq | 19 | 2018 |
| 141 | Denmark | 18 | 2018 |
| 142 | Gibraltar | 18 | 2018 |
| 143 | Kuwait | 18 | 2018 |
| 144 | Marshall Islands | 18 | 2018 |
| 145 | Vanuatu | 18 | 2018 |
| 146 | Burundi | 17 | 2018 |
| 147 | El Salvador | 17 | 2018 |
| 148 | Qatar | 17 | 2018 |
| 149 | Iceland | 16 | 2018 |
| 150 | Samoa | 16 | 2018 |
| 151 | Tonga | 16 | 2018 |
| 152 | Hong Kong SAR, China | 15 | 2018 |
| 153 | Monaco | 15 | 2018 |
| 154 | Netherlands | 15 | 2018 |
| 155 | Serbia | 15 | 2018 |
| 156 | Sweden | 15 | 2018 |
| 157 | Azerbaijan | 14 | 2018 |
| 158 | Bahrain | 14 | 2018 |
| 159 | Brunei Darussalam | 14 | 2018 |
| 160 | Ethiopia | 14 | 2018 |
| 161 | Guam | 14 | 2018 |
| 162 | Kazakhstan | 14 | 2018 |
| 163 | Kiribati | 14 | 2018 |
| 164 | Northern Mariana Islands | 14 | 2018 |
| 165 | Belgium | 13 | 2018 |
| 166 | Faroe Islands | 13 | 2018 |
| 167 | North Macedonia | 13 | 2018 |
| 168 | Timor-Leste | 13 | 2018 |
| 169 | Turkmenistan | 13 | 2018 |
| 170 | Tuvalu | 13 | 2018 |
| 171 | American Samoa | 12 | 2018 |
| 172 | Austria | 11 | 2018 |
| 173 | Comoros | 11 | 2018 |
| 174 | Georgia | 11 | 2018 |
| 175 | Nauru | 11 | 2018 |
| 176 | Greenland | 9 | 2018 |
| 177 | Hungary | 9 | 2018 |
| 178 | Macao SAR, China | 9 | 2018 |
| 179 | Switzerland | 9 | 2018 |
| 180 | Bolivia | 8 | 2018 |
| 181 | Moldova | 8 | 2018 |
| 182 | Poland | 8 | 2018 |
| 183 | Nepal | 7 | 2018 |
| 184 | Rwanda | 7 | 2018 |
| 185 | Uzbekistan | 7 | 2018 |
| 186 | Finland | 6 | 2018 |
| 187 | Latvia | 6 | 2018 |
| 188 | Lithuania | 6 | 2018 |
| 189 | Estonia | 5 | 2018 |
| 190 | Eswatini | 5 | 2018 |
| 191 | Slovak Republic | 5 | 2018 |
| 192 | Tajikistan | 5 | 2018 |
| 193 | Afghanistan | 4 | 2018 |
| 194 | Burkina Faso | 4 | 2018 |
| 195 | Niger | 4 | 2018 |
| 196 | Armenia | 3 | 2018 |
| 197 | Bhutan | 3 | 2018 |
| 198 | Central African Republic | 3 | 2018 |
| 199 | Kyrgyz Republic | 3 | 2018 |
| 200 | Zimbabwe | 3 | 2018 |
| 201 | Belarus | 2 | 2018 |
| 202 | Botswana | 2 | 2018 |
| 203 | Czechia | 2 | 2018 |
| 204 | Isle of Man | 2 | 2018 |
| 205 | Mali | 2 | 2018 |
| 206 | Mongolia | 2 | 2018 |
| 207 | West Bank and Gaza | 2 | 2018 |
| 208 | Chad | 1 | 2018 |
| 209 | Lesotho | 1 | 2018 |
| 210 | Luxembourg | 1 | 2018 |
| 211 | Andorra | 0 | 2018 |
| 212 | Liechtenstein | 0 | 2018 |
| 213 | Paraguay | 0 | 2018 |
| 214 | San Marino | 0 | 2018 |
| 215 | South Sudan | 0 | 2018 |