| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Moldova | 4.65 | 2019 |
| 2 | Lesotho | 3.53 | 2019 |
| 3 | Somalia | 3.22 | 2019 |
| 4 | Nepal | 3.16 | 2019 |
| 5 | Zimbabwe | 3.16 | 2019 |
| 6 | Russian Federation | 3.11 | 2019 |
| 7 | Mongolia | 3.04 | 2019 |
| 8 | Eswatini | 2.94 | 2019 |
| 9 | Afghanistan | 2.89 | 2019 |
| 10 | Ukraine | 2.2 | 2019 |
| 11 | Burundi | 2.15 | 2019 |
| 12 | Kiribati | 2.13 | 2019 |
| 13 | Eritrea | 2.09 | 2019 |
| 14 | Bosnia and Herzegovina | 2.05 | 2019 |
| 15 | Kazakhstan | 1.76 | 2019 |
| 16 | Romania | 1.76 | 2019 |
| 17 | Kenya | 1.72 | 2019 |
| 18 | Belarus | 1.7 | 2019 |
| 19 | Burkina Faso | 1.67 | 2019 |
| 20 | Lithuania | 1.66 | 2019 |
| 21 | Djibouti | 1.65 | 2019 |
| 22 | Mozambique | 1.65 | 2019 |
| 23 | Niger | 1.58 | 2019 |
| 24 | South Africa | 1.58 | 2019 |
| 25 | China | 1.57 | 2019 |
| 26 | Madagascar | 1.56 | 2019 |
| 27 | Armenia | 1.52 | 2019 |
| 28 | Georgia | 1.51 | 2019 |
| 29 | South Sudan | 1.47 | 2019 |
| 30 | Central African Republic | 1.43 | 2019 |
| 31 | Comoros | 1.43 | 2019 |
| 32 | Grenada | 1.43 | 2019 |
| 33 | Sudan | 1.41 | 2019 |
| 34 | Congo, Rep. | 1.4 | 2019 |
| 35 | Korea, Dem. People's Rep. | 1.37 | 2019 |
| 36 | Sierra Leone | 1.35 | 2019 |
| 37 | Rwanda | 1.32 | 2019 |
| 38 | Namibia | 1.29 | 2019 |
| 39 | Congo, Dem. Rep. | 1.27 | 2019 |
| 40 | Yemen, Rep. | 1.27 | 2019 |
| 41 | Mali | 1.24 | 2019 |
| 42 | Tonga | 1.23 | 2019 |
| 43 | Ethiopia | 1.18 | 2019 |
| 44 | Togo | 1.18 | 2019 |
| 45 | Poland | 1.17 | 2019 |
| 46 | Chad | 1.16 | 2019 |
| 47 | Malawi | 1.16 | 2019 |
| 48 | Benin | 1.13 | 2019 |
| 49 | Uganda | 1.11 | 2019 |
| 50 | Zambia | 1.1 | 2019 |
| 51 | Tanzania | 1.09 | 2019 |
| 52 | Botswana | 1.07 | 2019 |
| 53 | Cameroon | 1.07 | 2019 |
| 54 | Ecuador | 1.07 | 2019 |
| 55 | Guinea-Bissau | 1.07 | 2019 |
| 56 | Angola | 1.03 | 2019 |
| 57 | Cote d'Ivoire | 1.03 | 2019 |
| 58 | Guinea | 1.03 | 2019 |
| 59 | Myanmar | 1.01 | 2019 |
| 60 | Liberia | 1 | 2019 |
| 61 | Libya | 0.99 | 2019 |
| 62 | Guatemala | 0.98 | 2019 |
| 63 | Nigeria | 0.98 | 2019 |
| 64 | Kyrgyz Republic | 0.94 | 2019 |
| 65 | Gambia, The | 0.93 | 2019 |
| 66 | Tajikistan | 0.93 | 2019 |
| 67 | Viet Nam | 0.92 | 2019 |
| 68 | Ghana | 0.9 | 2019 |
| 69 | Senegal | 0.89 | 2019 |
| 70 | Mauritius | 0.82 | 2019 |
| 71 | El Salvador | 0.81 | 2019 |
| 72 | Morocco | 0.78 | 2019 |
| 73 | Gabon | 0.77 | 2019 |
| 74 | Equatorial Guinea | 0.72 | 2019 |
| 75 | Solomon Islands | 0.72 | 2019 |
| 76 | Peru | 0.71 | 2019 |
| 77 | Uzbekistan | 0.71 | 2019 |
| 78 | Iran, Islamic Rep. | 0.68 | 2019 |
| 79 | Estonia | 0.66 | 2019 |
| 80 | Latvia | 0.65 | 2019 |
| 81 | Malaysia | 0.64 | 2019 |
| 82 | Haiti | 0.62 | 2019 |
| 83 | North Macedonia | 0.61 | 2019 |
| 84 | Qatar | 0.59 | 2019 |
| 85 | Vanuatu | 0.57 | 2019 |
| 86 | Iceland | 0.56 | 2019 |
| 87 | Micronesia, Fed. Sts. | 0.55 | 2019 |
| 88 | Honduras | 0.54 | 2019 |
| 89 | Bulgaria | 0.53 | 2019 |
| 90 | Mauritania | 0.53 | 2019 |
| 91 | Tunisia | 0.53 | 2019 |
| 92 | United States | 0.52 | 2019 |
| 93 | Papua New Guinea | 0.51 | 2019 |
| 94 | Algeria | 0.5 | 2019 |
| 95 | Hungary | 0.49 | 2019 |
| 96 | Azerbaijan | 0.48 | 2019 |
| 97 | Bolivia | 0.48 | 2019 |
| 98 | Belgium | 0.47 | 2019 |
| 99 | Finland | 0.47 | 2019 |
| 100 | Mexico | 0.47 | 2019 |
| 101 | Seychelles | 0.47 | 2019 |
| 102 | Uruguay | 0.47 | 2019 |
| 103 | Cambodia | 0.42 | 2019 |
| 104 | Argentina | 0.41 | 2019 |
| 105 | Turkiye | 0.41 | 2019 |
| 106 | Croatia | 0.4 | 2019 |
| 107 | Montenegro | 0.4 | 2019 |
| 108 | Spain | 0.39 | 2019 |
| 109 | Chile | 0.38 | 2019 |
| 110 | Jordan | 0.38 | 2019 |
| 111 | Sao Tome and Principe | 0.38 | 2019 |
| 112 | Czechia | 0.37 | 2019 |
| 113 | Saudi Arabia | 0.37 | 2019 |
| 114 | Slovak Republic | 0.36 | 2019 |
| 115 | Lao PDR | 0.35 | 2019 |
| 116 | Samoa | 0.34 | 2019 |
| 117 | Dominican Republic | 0.33 | 2019 |
| 118 | Germany | 0.33 | 2019 |
| 119 | Indonesia | 0.33 | 2019 |
| 120 | Kuwait | 0.33 | 2019 |
| 121 | Portugal | 0.32 | 2019 |
| 122 | Thailand | 0.32 | 2019 |
| 123 | Timor-Leste | 0.32 | 2019 |
| 124 | Turkmenistan | 0.32 | 2019 |
| 125 | Venezuela, RB | 0.31 | 2019 |
| 126 | Antigua and Barbuda | 0.3 | 2019 |
| 127 | Paraguay | 0.3 | 2019 |
| 128 | Albania | 0.29 | 2019 |
| 129 | Cabo Verde | 0.29 | 2019 |
| 130 | United Kingdom | 0.29 | 2019 |
| 131 | Italy | 0.28 | 2019 |
| 132 | Serbia | 0.28 | 2019 |
| 133 | Syrian Arab Republic | 0.28 | 2019 |
| 134 | Canada | 0.27 | 2019 |
| 135 | Egypt, Arab Rep. | 0.27 | 2019 |
| 136 | St. Vincent and the Grenadines | 0.27 | 2019 |
| 137 | Cyprus | 0.26 | 2019 |
| 138 | Nicaragua | 0.26 | 2019 |
| 139 | Norway | 0.26 | 2019 |
| 140 | Belize | 0.24 | 2019 |
| 141 | Suriname | 0.24 | 2019 |
| 142 | Fiji | 0.23 | 2019 |
| 143 | Greece | 0.23 | 2019 |
| 144 | Ireland | 0.23 | 2019 |
| 145 | Philippines | 0.23 | 2019 |
| 146 | Bahrain | 0.22 | 2019 |
| 147 | Korea, Rep. | 0.22 | 2019 |
| 148 | Denmark | 0.21 | 2019 |
| 149 | France | 0.21 | 2019 |
| 150 | Iraq | 0.21 | 2019 |
| 151 | Bahamas, The | 0.2 | 2019 |
| 152 | New Zealand | 0.2 | 2019 |
| 153 | United Arab Emirates | 0.2 | 2019 |
| 154 | Japan | 0.19 | 2019 |
| 155 | Slovenia | 0.19 | 2019 |
| 156 | Sri Lanka | 0.19 | 2019 |
| 157 | Sweden | 0.19 | 2019 |
| 158 | Panama | 0.17 | 2019 |
| 159 | St. Lucia | 0.17 | 2019 |
| 160 | Austria | 0.16 | 2019 |
| 161 | India | 0.16 | 2019 |
| 162 | Lebanon | 0.16 | 2019 |
| 163 | Colombia | 0.15 | 2019 |
| 164 | Puerto Rico | 0.15 | 2019 |
| 165 | West Bank and Gaza | 0.15 | 2019 |
| 166 | Barbados | 0.14 | 2019 |
| 167 | Brazil | 0.14 | 2019 |
| 168 | Malta | 0.14 | 2019 |
| 169 | Bangladesh | 0.13 | 2019 |
| 170 | Maldives | 0.13 | 2019 |
| 171 | Pakistan | 0.13 | 2019 |
| 172 | Australia | 0.12 | 2019 |
| 173 | Trinidad and Tobago | 0.12 | 2019 |
| 174 | Cuba | 0.11 | 2019 |
| 175 | Jamaica | 0.098 | 2019 |
| 176 | Switzerland | 0.097 | 2019 |
| 177 | Costa Rica | 0.081 | 2019 |
| 178 | Netherlands | 0.079 | 2019 |
| 179 | Bhutan | 0.076 | 2019 |
| 180 | Oman | 0.067 | 2019 |
| 181 | Israel | 0.064 | 2019 |
| 182 | Guyana | 0.062 | 2019 |
| 183 | Singapore | 0.02 | 2019 |
| 184 | Brunei Darussalam | 0.002 | 2019 |
| 185 | Luxembourg | 0.001 | 2019 |