| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Madagascar | 51 | 2021 |
| 2 | Central African Republic | 48.7 | 2021 |
| 3 | Somalia | 48.7 | 2021 |
| 4 | Lesotho | 46 | 2021 |
| 5 | Korea, Dem. People's Rep. | 45.5 | 2021 |
| 6 | Haiti | 45 | 2021 |
| 7 | Liberia | 38.4 | 2021 |
| 8 | Zimbabwe | 38.4 | 2021 |
| 9 | Guinea-Bissau | 37.9 | 2021 |
| 10 | Congo, Dem. Rep. | 35.3 | 2021 |
| 11 | Yemen, Rep. | 34.5 | 2021 |
| 12 | Congo, Rep. | 33.3 | 2021 |
| 13 | Rwanda | 31.6 | 2021 |
| 14 | Uganda | 31.6 | 2021 |
| 15 | Chad | 31.4 | 2021 |
| 16 | Mozambique | 30.5 | 2021 |
| 17 | Afghanistan | 30.1 | 2021 |
| 18 | Zambia | 29.8 | 2021 |
| 19 | Kenya | 27.8 | 2021 |
| 20 | Sierra Leone | 27.8 | 2021 |
| 21 | Syrian Arab Republic | 27.8 | 2021 |
| 22 | Tanzania | 23.5 | 2021 |
| 23 | Papua New Guinea | 23.4 | 2021 |
| 24 | Gabon | 23 | 2021 |
| 25 | Botswana | 22.9 | 2021 |
| 26 | Timor-Leste | 22.3 | 2021 |
| 27 | Ethiopia | 21.9 | 2021 |
| 28 | Angola | 21.6 | 2021 |
| 29 | South Sudan | 21.4 | 2021 |
| 30 | Gambia, The | 19.6 | 2021 |
| 31 | Bolivia | 19.4 | 2021 |
| 32 | Solomon Islands | 19 | 2021 |
| 33 | Honduras | 18.7 | 2021 |
| 34 | Pakistan | 18.5 | 2021 |
| 35 | Cabo Verde | 18.2 | 2021 |
| 36 | Venezuela, RB | 17.9 | 2021 |
| 37 | Malawi | 17.8 | 2021 |
| 38 | Nicaragua | 17.8 | 2021 |
| 39 | Togo | 17.4 | 2021 |
| 40 | Namibia | 17.1 | 2021 |
| 41 | Djibouti | 16.8 | 2021 |
| 42 | India | 16.6 | 2021 |
| 43 | Iraq | 16.3 | 2021 |
| 44 | Burkina Faso | 16.2 | 2021 |
| 45 | Niger | 16.1 | 2021 |
| 46 | Nigeria | 15.9 | 2021 |
| 47 | Ecuador | 13.9 | 2021 |
| 48 | Comoros | 13.5 | 2021 |
| 49 | Guatemala | 13.3 | 2021 |
| 50 | Sao Tome and Principe | 13.1 | 2021 |
| 51 | Guinea | 12.9 | 2021 |
| 52 | Mali | 12.8 | 2021 |
| 53 | Trinidad and Tobago | 12.2 | 2021 |
| 54 | Kiribati | 12.1 | 2021 |
| 55 | Sudan | 11.9 | 2021 |
| 56 | Eswatini | 11.6 | 2021 |
| 57 | Bangladesh | 11.2 | 2021 |
| 58 | Benin | 9.9 | 2021 |
| 59 | Vanuatu | 9.5 | 2021 |
| 60 | Tajikistan | 9.3 | 2021 |
| 61 | Suriname | 9 | 2021 |
| 62 | Mauritania | 8.7 | 2021 |
| 63 | Libya | 8.4 | 2021 |
| 64 | Jamaica | 8.3 | 2021 |
| 65 | Macao SAR, China | 8 | 2021 |
| 66 | Mongolia | 8 | 2021 |
| 67 | South Africa | 7.9 | 2021 |
| 68 | Cote d'Ivoire | 7.7 | 2021 |
| 69 | El Salvador | 7.7 | 2021 |
| 70 | Egypt, Arab Rep. | 7.2 | 2021 |
| 71 | Peru | 7 | 2021 |
| 72 | Mauritius | 6.8 | 2021 |
| 73 | Dominica | 6.7 | 2021 |
| 74 | Colombia | 6.6 | 2021 |
| 75 | Fiji | 6.6 | 2021 |
| 76 | Cameroon | 6.4 | 2021 |
| 77 | Dominican Republic | 6.3 | 2021 |
| 78 | Morocco | 6.3 | 2021 |
| 79 | Iran, Islamic Rep. | 6.1 | 2021 |
| 80 | Indonesia | 5.9 | 2021 |
| 81 | Senegal | 5.7 | 2021 |
| 82 | Turkmenistan | 5.7 | 2021 |
| 83 | Nepal | 5.4 | 2021 |
| 84 | Panama | 5.3 | 2021 |
| 85 | Sri Lanka | 5.3 | 2021 |
| 86 | Philippines | 5.2 | 2021 |
| 87 | Thailand | 5.2 | 2021 |
| 88 | French Polynesia | 5.1 | 2021 |
| 89 | Viet Nam | 5 | 2021 |
| 90 | Belize | 4.9 | 2021 |
| 91 | Ghana | 4.9 | 2021 |
| 92 | Cambodia | 4.8 | 2021 |
| 93 | Kyrgyz Republic | 4.8 | 2021 |
| 94 | New Caledonia | 4.8 | 2021 |
| 95 | Ukraine | 4.8 | 2021 |
| 96 | Brazil | 4.7 | 2021 |
| 97 | Lao PDR | 4.7 | 2021 |
| 98 | Malta | 4.6 | 2021 |
| 99 | Samoa | 4.6 | 2021 |
| 100 | Seychelles | 4.3 | 2021 |
| 101 | Paraguay | 4.2 | 2021 |
| 102 | Albania | 4.1 | 2021 |
| 103 | Myanmar | 3.8 | 2021 |
| 104 | Saudi Arabia | 3.8 | 2021 |
| 105 | North Macedonia | 3.6 | 2021 |
| 106 | Argentina | 3.2 | 2021 |
| 107 | Japan | 3.2 | 2021 |
| 108 | St. Vincent and the Grenadines | 3.1 | 2021 |
| 109 | Costa Rica | 3 | 2021 |
| 110 | Tunisia | 3 | 2021 |
| 111 | Georgia | 2.9 | 2021 |
| 112 | Oman | 2.8 | 2021 |
| 113 | Slovak Republic | 2.8 | 2021 |
| 114 | Malaysia | 2.7 | 2021 |
| 115 | Algeria | 2.5 | 2021 |
| 116 | Armenia | 2.5 | 2021 |
| 117 | Australia | 2.5 | 2021 |
| 118 | Austria | 2.5 | 2021 |
| 119 | Azerbaijan | 2.5 | 2021 |
| 120 | Barbados | 2.5 | 2021 |
| 121 | Belarus | 2.5 | 2021 |
| 122 | Belgium | 2.5 | 2021 |
| 123 | Bosnia and Herzegovina | 2.5 | 2021 |
| 124 | Bulgaria | 2.5 | 2021 |
| 125 | Canada | 2.5 | 2021 |
| 126 | Chile | 2.5 | 2021 |
| 127 | China | 2.5 | 2021 |
| 128 | Croatia | 2.5 | 2021 |
| 129 | Cuba | 2.5 | 2021 |
| 130 | Cyprus | 2.5 | 2021 |
| 131 | Czechia | 2.5 | 2021 |
| 132 | Denmark | 2.5 | 2021 |
| 133 | Estonia | 2.5 | 2021 |
| 134 | Finland | 2.5 | 2021 |
| 135 | France | 2.5 | 2021 |
| 136 | Germany | 2.5 | 2021 |
| 137 | Greece | 2.5 | 2021 |
| 138 | Guyana | 2.5 | 2021 |
| 139 | Hong Kong SAR, China | 2.5 | 2021 |
| 140 | Hungary | 2.5 | 2021 |
| 141 | Iceland | 2.5 | 2021 |
| 142 | Ireland | 2.5 | 2021 |
| 143 | Israel | 2.5 | 2021 |
| 144 | Italy | 2.5 | 2021 |
| 145 | Kazakhstan | 2.5 | 2021 |
| 146 | Korea, Rep. | 2.5 | 2021 |
| 147 | Kuwait | 2.5 | 2021 |
| 148 | Latvia | 2.5 | 2021 |
| 149 | Lithuania | 2.5 | 2021 |
| 150 | Luxembourg | 2.5 | 2021 |
| 151 | Mexico | 2.5 | 2021 |
| 152 | Moldova | 2.5 | 2021 |
| 153 | Montenegro | 2.5 | 2021 |
| 154 | Netherlands | 2.5 | 2021 |
| 155 | New Zealand | 2.5 | 2021 |
| 156 | Norway | 2.5 | 2021 |
| 157 | Poland | 2.5 | 2021 |
| 158 | Portugal | 2.5 | 2021 |
| 159 | Romania | 2.5 | 2021 |
| 160 | Russian Federation | 2.5 | 2021 |
| 161 | Serbia | 2.5 | 2021 |
| 162 | Slovenia | 2.5 | 2021 |
| 163 | Spain | 2.5 | 2021 |
| 164 | Sweden | 2.5 | 2021 |
| 165 | Switzerland | 2.5 | 2021 |
| 166 | Turkiye | 2.5 | 2021 |
| 167 | United Arab Emirates | 2.5 | 2021 |
| 168 | United Kingdom | 2.5 | 2021 |
| 169 | United States | 2.5 | 2021 |
| 170 | Uruguay | 2.5 | 2021 |
| 171 | Uzbekistan | 2.5 | 2021 |