| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Iceland | 88.44 | 2019 |
| 2 | Paraguay | 59.03 | 2019 |
| 3 | Sweden | 51.12 | 2019 |
| 4 | France | 46.81 | 2019 |
| 5 | Tajikistan | 46.65 | 2019 |
| 6 | Switzerland | 42.75 | 2019 |
| 7 | Norway | 40.28 | 2019 |
| 8 | Costa Rica | 39.81 | 2019 |
| 9 | New Zealand | 34.9 | 2019 |
| 10 | El Salvador | 31.51 | 2019 |
| 11 | Lao PDR | 30.02 | 2019 |
| 12 | Kyrgyz Republic | 29.65 | 2019 |
| 13 | Slovenia | 28.71 | 2019 |
| 14 | Bulgaria | 26.54 | 2019 |
| 15 | Slovak Republic | 26.21 | 2019 |
| 16 | Ukraine | 25.47 | 2019 |
| 17 | Armenia | 25.02 | 2019 |
| 18 | Finland | 23.51 | 2019 |
| 19 | Belgium | 22.97 | 2019 |
| 20 | Uruguay | 21.82 | 2019 |
| 21 | Spain | 21 | 2019 |
| 22 | Canada | 20.43 | 2019 |
| 23 | Albania | 19.8 | 2019 |
| 24 | Czechia | 19.55 | 2019 |
| 25 | Nicaragua | 18.86 | 2019 |
| 26 | Hungary | 17.72 | 2019 |
| 27 | Kenya | 17.72 | 2019 |
| 28 | Philippines | 16.48 | 2019 |
| 29 | Georgia | 15.61 | 2019 |
| 30 | Romania | 15.3 | 2019 |
| 31 | Montenegro | 15.24 | 2019 |
| 32 | Brazil | 15.22 | 2019 |
| 33 | Korea, Rep. | 14.53 | 2019 |
| 34 | Turkiye | 14.53 | 2019 |
| 35 | Ecuador | 13.61 | 2019 |
| 36 | Austria | 13.49 | 2019 |
| 37 | United States | 13.15 | 2019 |
| 38 | United Kingdom | 12.97 | 2019 |
| 39 | Germany | 12.46 | 2019 |
| 40 | Mozambique | 11.96 | 2019 |
| 41 | Peru | 11.38 | 2019 |
| 42 | Indonesia | 11.27 | 2019 |
| 43 | Honduras | 10.94 | 2019 |
| 44 | Portugal | 10.77 | 2019 |
| 45 | Panama | 10.68 | 2019 |
| 46 | Colombia | 10.64 | 2019 |
| 47 | Venezuela, RB | 10.58 | 2019 |
| 48 | Russian Federation | 9.74 | 2019 |
| 49 | Denmark | 9.64 | 2019 |
| 50 | Italy | 8.98 | 2019 |
| 51 | China | 8.77 | 2019 |
| 52 | Croatia | 8.11 | 2019 |
| 53 | Japan | 7.96 | 2019 |
| 54 | Suriname | 7.9 | 2019 |
| 55 | Zambia | 7.8 | 2019 |
| 56 | Bosnia and Herzegovina | 7.61 | 2019 |
| 57 | Chile | 7.61 | 2019 |
| 58 | Greece | 7.46 | 2019 |
| 59 | Argentina | 7.1 | 2019 |
| 60 | Ireland | 6.99 | 2019 |
| 61 | Angola | 6.85 | 2019 |
| 62 | Viet Nam | 6.42 | 2019 |
| 63 | Namibia | 6.23 | 2019 |
| 64 | Mexico | 6.09 | 2019 |
| 65 | Pakistan | 6.04 | 2019 |
| 66 | Serbia | 5.86 | 2019 |
| 67 | Zimbabwe | 5.69 | 2019 |
| 68 | Ghana | 5.67 | 2019 |
| 69 | Jordan | 5.02 | 2019 |
| 70 | Cyprus | 4.97 | 2019 |
| 71 | Guatemala | 4.81 | 2019 |
| 72 | Korea, Dem. People's Rep. | 4.78 | 2019 |
| 73 | Cambodia | 4.62 | 2019 |
| 74 | Cameroon | 4.57 | 2019 |
| 75 | Nepal | 4.56 | 2019 |
| 76 | Sudan | 4.43 | 2019 |
| 77 | Latvia | 4.34 | 2019 |
| 78 | India | 4.17 | 2019 |
| 79 | Sri Lanka | 4.11 | 2019 |
| 80 | North Macedonia | 4.1 | 2019 |
| 81 | Myanmar | 4.05 | 2019 |
| 82 | Morocco | 3.85 | 2019 |
| 83 | Netherlands | 3.75 | 2019 |
| 84 | South Africa | 3.7 | 2019 |
| 85 | Australia | 3.4 | 2019 |
| 86 | Israel | 3.36 | 2019 |
| 87 | Congo, Dem. Rep. | 3.26 | 2019 |
| 88 | Bolivia | 3.25 | 2019 |
| 89 | Malta | 3.01 | 2019 |
| 90 | Cote d'Ivoire | 2.9 | 2019 |
| 91 | Ethiopia | 2.89 | 2019 |
| 92 | Malaysia | 2.46 | 2019 |
| 93 | Gabon | 2.25 | 2019 |
| 94 | Egypt, Arab Rep. | 2.24 | 2019 |
| 95 | Congo, Rep. | 2.23 | 2019 |
| 96 | Lithuania | 2.19 | 2019 |
| 97 | Curacao | 2.13 | 2019 |
| 98 | Dominican Republic | 2.08 | 2019 |
| 99 | Uganda | 1.82 | 2019 |
| 100 | Equatorial Guinea | 1.81 | 2019 |
| 101 | Lebanon | 1.66 | 2019 |
| 102 | Iran, Islamic Rep. | 1.64 | 2019 |
| 103 | Eswatini | 1.63 | 2019 |
| 104 | Poland | 1.55 | 2019 |
| 105 | Jamaica | 1.46 | 2019 |
| 106 | Mauritius | 1.41 | 2019 |
| 107 | Estonia | 1.38 | 2019 |
| 108 | Kazakhstan | 1.38 | 2019 |
| 109 | Uzbekistan | 1.31 | 2019 |
| 110 | Yemen, Rep. | 1.28 | 2019 |
| 111 | Luxembourg | 1.19 | 2019 |
| 112 | Tunisia | 1.07 | 2019 |
| 113 | Nigeria | 1.05 | 2019 |
| 114 | Thailand | 0.94 | 2019 |
| 115 | Azerbaijan | 0.92 | 2019 |
| 116 | Madagascar | 0.9 | 2019 |
| 117 | Mongolia | 0.88 | 2019 |
| 118 | Tanzania | 0.88 | 2019 |
| 119 | Iraq | 0.79 | 2019 |
| 120 | Rwanda | 0.79 | 2019 |
| 121 | Moldova | 0.75 | 2019 |
| 122 | Senegal | 0.62 | 2019 |
| 123 | Syrian Arab Republic | 0.58 | 2019 |
| 124 | United Arab Emirates | 0.43 | 2019 |
| 125 | Cuba | 0.33 | 2019 |
| 126 | Haiti | 0.33 | 2019 |
| 127 | Togo | 0.31 | 2019 |
| 128 | Belarus | 0.24 | 2019 |
| 129 | Bangladesh | 0.22 | 2019 |
| 130 | Burkina Faso | 0.22 | 2019 |
| 131 | South Sudan | 0.12 | 2019 |
| 132 | Algeria | 0.11 | 2019 |
| 133 | Eritrea | 0.11 | 2019 |
| 134 | Singapore | 0.1 | 2019 |
| 135 | Kuwait | 0.07 | 2019 |
| 136 | Botswana | 0.06 | 2019 |
| 137 | Niger | 0.06 | 2019 |
| 138 | Chad | 0.02 | 2019 |
| 139 | Bahrain | 0.01 | 2019 |
| 140 | Benin | 0.01 | 2019 |
| 141 | Hong Kong SAR, China | 0.01 | 2019 |
| 142 | Oman | 0.01 | 2019 |
| 143 | Saudi Arabia | 0.01 | 2019 |
| 144 | Brunei Darussalam | 0 | 2019 |
| 145 | Gibraltar | 0 | 2019 |
| 146 | Libya | 0 | 2019 |
| 147 | Qatar | 0 | 2019 |
| 148 | Trinidad and Tobago | 0 | 2019 |
| 149 | Turkmenistan | 0 | 2019 |