| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Guinea-Bissau | 31.2 | 2021 |
| 2 | Pakistan | 30.9 | 2021 |
| 3 | Somalia | 28 | 2021 |
| 4 | Congo, Dem. Rep. | 27.7 | 2021 |
| 5 | Djibouti | 26.7 | 2021 |
| 6 | Lesotho | 26.7 | 2021 |
| 7 | Central African Republic | 26.3 | 2021 |
| 8 | South Sudan | 25.8 | 2021 |
| 9 | Afghanistan | 25.7 | 2021 |
| 10 | Chad | 25.3 | 2021 |
| 11 | Comoros | 24.2 | 2021 |
| 12 | Mali | 23.4 | 2021 |
| 13 | Yemen, Rep. | 23.4 | 2021 |
| 14 | Guinea | 23.2 | 2021 |
| 15 | Sierra Leone | 23.1 | 2021 |
| 16 | Liberia | 22.9 | 2021 |
| 17 | Nigeria | 22.5 | 2021 |
| 18 | Cote d'Ivoire | 22.1 | 2021 |
| 19 | Sudan | 22 | 2021 |
| 20 | Ghana | 21.4 | 2021 |
| 21 | Niger | 21.4 | 2021 |
| 22 | Gambia, The | 21 | 2021 |
| 23 | Togo | 20.9 | 2021 |
| 24 | Ethiopia | 20.6 | 2021 |
| 25 | Bangladesh | 20.5 | 2021 |
| 26 | Burkina Faso | 20.4 | 2021 |
| 27 | Benin | 20 | 2021 |
| 28 | Zimbabwe | 19.5 | 2021 |
| 29 | Angola | 19.3 | 2021 |
| 30 | Senegal | 19.1 | 2021 |
| 31 | Cameroon | 18.9 | 2021 |
| 32 | Kenya | 18.5 | 2021 |
| 33 | Madagascar | 18.4 | 2021 |
| 34 | Tanzania | 18.3 | 2021 |
| 35 | Burundi | 18.2 | 2021 |
| 36 | Haiti | 17.7 | 2021 |
| 37 | Mozambique | 17.3 | 2021 |
| 38 | Namibia | 17.3 | 2021 |
| 39 | Mauritania | 16.7 | 2021 |
| 40 | Rwanda | 16.7 | 2021 |
| 41 | South Africa | 16.2 | 2021 |
| 42 | Eritrea | 16.1 | 2021 |
| 43 | Lao PDR | 16.1 | 2021 |
| 44 | Malawi | 16.1 | 2021 |
| 45 | Congo, Rep. | 15.8 | 2021 |
| 46 | Nepal | 15.7 | 2021 |
| 47 | Dominica | 15.5 | 2021 |
| 48 | Uganda | 15.1 | 2021 |
| 49 | Equatorial Guinea | 15 | 2021 |
| 50 | Papua New Guinea | 14.8 | 2021 |
| 51 | Botswana | 14.7 | 2021 |
| 52 | Myanmar | 14.5 | 2021 |
| 53 | Jamaica | 14.4 | 2021 |
| 54 | Timor-Leste | 14.4 | 2021 |
| 55 | Eswatini | 14.2 | 2021 |
| 56 | Zambia | 14.2 | 2021 |
| 57 | Gabon | 14.1 | 2021 |
| 58 | Kiribati | 14.1 | 2021 |
| 59 | Guatemala | 13.3 | 2021 |
| 60 | Morocco | 13.2 | 2021 |
| 61 | Guyana | 13.1 | 2021 |
| 62 | Dominican Republic | 12.7 | 2021 |
| 63 | India | 12.2 | 2021 |
| 64 | St. Vincent and the Grenadines | 11.9 | 2021 |
| 65 | Iraq | 11.7 | 2021 |
| 66 | Nauru | 11.6 | 2021 |
| 67 | Cambodia | 11.4 | 2021 |
| 68 | Marshall Islands | 11.3 | 2021 |
| 69 | Bahamas, The | 11.2 | 2021 |
| 70 | Micronesia, Fed. Sts. | 11.2 | 2021 |
| 71 | St. Lucia | 11.2 | 2021 |
| 72 | Suriname | 10.9 | 2021 |
| 73 | Armenia | 10.8 | 2021 |
| 74 | Syrian Arab Republic | 10.7 | 2021 |
| 75 | Venezuela, RB | 10.7 | 2021 |
| 76 | Vanuatu | 10.6 | 2021 |
| 77 | Tunisia | 10.5 | 2021 |
| 78 | Mauritius | 10.3 | 2021 |
| 79 | Philippines | 10.2 | 2021 |
| 80 | Paraguay | 10 | 2021 |
| 81 | Algeria | 9.8 | 2021 |
| 82 | Nicaragua | 9.8 | 2021 |
| 83 | Turkmenistan | 9.5 | 2021 |
| 84 | West Bank and Gaza | 9.4 | 2021 |
| 85 | Seychelles | 9.3 | 2021 |
| 86 | Tuvalu | 9.3 | 2021 |
| 87 | Egypt, Arab Rep. | 9.2 | 2021 |
| 88 | Solomon Islands | 9.2 | 2021 |
| 89 | Cabo Verde | 9.1 | 2021 |
| 90 | Fiji | 9.1 | 2021 |
| 91 | Grenada | 9.1 | 2021 |
| 92 | Indonesia | 9.1 | 2021 |
| 93 | Tajikistan | 9.1 | 2021 |
| 94 | Bhutan | 9 | 2021 |
| 95 | Jordan | 9 | 2021 |
| 96 | Ecuador | 8.9 | 2021 |
| 97 | El Salvador | 8.9 | 2021 |
| 98 | Bolivia | 8.8 | 2021 |
| 99 | Azerbaijan | 8.7 | 2021 |
| 100 | Sao Tome and Principe | 8.7 | 2021 |
| 101 | Trinidad and Tobago | 8.7 | 2021 |
| 102 | Korea, Dem. People's Rep. | 8.3 | 2021 |
| 103 | Honduras | 8.2 | 2021 |
| 104 | Kazakhstan | 8.1 | 2021 |
| 105 | Viet Nam | 8 | 2021 |
| 106 | St. Kitts and Nevis | 7.8 | 2021 |
| 107 | Barbados | 7.6 | 2021 |
| 108 | Samoa | 7.6 | 2021 |
| 109 | Palau | 7.5 | 2021 |
| 110 | Panama | 7.5 | 2021 |
| 111 | Iran, Islamic Rep. | 7.2 | 2021 |
| 112 | Colombia | 7.1 | 2021 |
| 113 | Brazil | 7 | 2021 |
| 114 | Moldova | 7 | 2021 |
| 115 | Belize | 6.9 | 2021 |
| 116 | Cuba | 6.9 | 2021 |
| 117 | Libya | 6.8 | 2021 |
| 118 | Mexico | 6.6 | 2021 |
| 119 | Peru | 6.6 | 2021 |
| 120 | Tonga | 6.5 | 2021 |
| 121 | Kyrgyz Republic | 6.4 | 2021 |
| 122 | Sri Lanka | 6 | 2021 |
| 123 | Lebanon | 5.9 | 2021 |
| 124 | Uzbekistan | 5.9 | 2021 |
| 125 | Bahrain | 5.8 | 2021 |
| 126 | Georgia | 5.7 | 2021 |
| 127 | Oman | 5.6 | 2021 |
| 128 | Thailand | 5.5 | 2021 |
| 129 | Bulgaria | 5.4 | 2021 |
| 130 | Kuwait | 5.4 | 2021 |
| 131 | Antigua and Barbuda | 5.2 | 2021 |
| 132 | Malaysia | 5 | 2021 |
| 133 | Brunei Darussalam | 4.9 | 2021 |
| 134 | China | 4.9 | 2021 |
| 135 | Ukraine | 4.9 | 2021 |
| 136 | Maldives | 4.8 | 2021 |
| 137 | Serbia | 4.8 | 2021 |
| 138 | Uruguay | 4.8 | 2021 |
| 139 | United Arab Emirates | 4.7 | 2021 |
| 140 | Mongolia | 4.4 | 2021 |
| 141 | Albania | 4.3 | 2021 |
| 142 | Argentina | 4.3 | 2021 |
| 143 | Costa Rica | 4.2 | 2021 |
| 144 | Saudi Arabia | 4.2 | 2021 |
| 145 | Turkiye | 4.2 | 2021 |
| 146 | North Macedonia | 3.8 | 2021 |
| 147 | Hungary | 3.6 | 2021 |
| 148 | Luxembourg | 3.6 | 2021 |
| 149 | Latvia | 3.4 | 2021 |
| 150 | Montenegro | 3.4 | 2021 |
| 151 | Romania | 3.4 | 2021 |
| 152 | Russian Federation | 3.3 | 2021 |
| 153 | France | 3.1 | 2021 |
| 154 | Greece | 3.1 | 2021 |
| 155 | Slovak Republic | 3.1 | 2021 |
| 156 | Croatia | 3 | 2021 |
| 157 | Belgium | 2.9 | 2021 |
| 158 | Malta | 2.9 | 2021 |
| 159 | Canada | 2.8 | 2021 |
| 160 | Germany | 2.8 | 2021 |
| 161 | Bosnia and Herzegovina | 2.7 | 2021 |
| 162 | Czechia | 2.7 | 2021 |
| 163 | Israel | 2.7 | 2021 |
| 164 | Qatar | 2.7 | 2021 |
| 165 | United Kingdom | 2.7 | 2021 |
| 166 | United States | 2.7 | 2021 |
| 167 | Chile | 2.6 | 2021 |
| 168 | Cyprus | 2.6 | 2021 |
| 169 | Lithuania | 2.6 | 2021 |
| 170 | New Zealand | 2.6 | 2021 |
| 171 | Poland | 2.6 | 2021 |
| 172 | Ireland | 2.5 | 2021 |
| 173 | Slovenia | 2.5 | 2021 |
| 174 | Australia | 2.4 | 2021 |
| 175 | Austria | 2.4 | 2021 |
| 176 | Sweden | 2.4 | 2021 |
| 177 | Switzerland | 2.4 | 2021 |
| 178 | Andorra | 2.3 | 2021 |
| 179 | Belarus | 2.2 | 2021 |
| 180 | Italy | 2.2 | 2021 |
| 181 | Netherlands | 2.2 | 2021 |
| 182 | Portugal | 2.2 | 2021 |
| 183 | Spain | 2.2 | 2021 |
| 184 | Norway | 2.1 | 2021 |
| 185 | Denmark | 1.9 | 2021 |
| 186 | Estonia | 1.9 | 2021 |
| 187 | Finland | 1.9 | 2021 |
| 188 | Singapore | 1.9 | 2021 |
| 189 | Iceland | 1.8 | 2021 |
| 190 | Korea, Rep. | 1.7 | 2021 |
| 191 | San Marino | 1.7 | 2021 |
| 192 | Japan | 1.6 | 2021 |
| 193 | Monaco | 1.6 | 2021 |