| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Liberia | 20.95261 | 2017 |
| 2 | Kenya | 20.11728 | 2017 |
| 3 | Uganda | 19.70015 | 2017 |
| 4 | Armenia | 16.92888 | 2017 |
| 5 | Iran, Islamic Rep. | 16.90002 | 2017 |
| 6 | Nepal | 16.75537 | 2017 |
| 7 | Cambodia | 16.44457 | 2017 |
| 8 | Myanmar | 16.42728 | 2017 |
| 9 | Niger | 14.87021 | 2017 |
| 10 | Vietnam | 14.79061 | 2017 |
| 11 | Dominican Republic | 14.755 | 2017 |
| 12 | Benin | 14.66051 | 2017 |
| 13 | Philippines | 14.50022 | 2017 |
| 14 | Burkina Faso | 14.43728 | 2017 |
| 15 | Zambia | 14.43048 | 2017 |
| 16 | Guinea | 14.37975 | 2017 |
| 17 | Madagascar | 14.21549 | 2017 |
| 18 | Malawi | 13.95873 | 2017 |
| 19 | Ethiopia | 13.62165 | 2017 |
| 20 | Haiti | 13.49815 | 2017 |
| 21 | Indonesia | 12.94659 | 2017 |
| 22 | Ghana | 12.86796 | 2017 |
| 23 | Cameroon | 12.11141 | 2017 |
| 24 | Rwanda | 12.05844 | 2017 |
| 25 | Chad | 11.88172 | 2017 |
| 26 | Nigeria | 11.48123 | 2017 |
| 27 | Tajikistan | 11.39845 | 2017 |
| 28 | Togo | 11.06951 | 2017 |
| 29 | Colombia | 10.93471 | 2017 |
| 30 | Gambia, The | 10.82325 | 2017 |
| 31 | Tanzania | 10.76907 | 2017 |
| 32 | Sierra Leone | 10.76799 | 2017 |
| 33 | Bolivia | 10.64317 | 2017 |
| 34 | Gabon | 10.43576 | 2017 |
| 35 | Iraq | 10.30831 | 2017 |
| 36 | Mali | 10.04277 | 2017 |
| 37 | South Sudan | 9.898775 | 2017 |
| 38 | Libya | 9.611733 | 2017 |
| 39 | Central African Republic | 9.583794 | 2017 |
| 40 | Nicaragua | 9.504645 | 2017 |
| 41 | Thailand | 9.248576 | 2017 |
| 42 | Mauritania | 9.145906 | 2017 |
| 43 | Mozambique | 8.871856 | 2017 |
| 44 | Turkey | 8.839984 | 2017 |
| 45 | Senegal | 8.621342 | 2017 |
| 46 | Zimbabwe | 8.223467 | 2017 |
| 47 | Peru | 8.173617 | 2017 |
| 48 | Honduras | 7.864887 | 2017 |
| 49 | Namibia | 7.732801 | 2017 |
| 50 | Lao PDR | 7.674725 | 2017 |
| 51 | Congo, Rep. | 7.596887 | 2017 |
| 52 | Paraguay | 7.492388 | 2017 |
| 53 | El Salvador | 7.434388 | 2017 |
| 54 | Lithuania | 7.358167 | 2017 |
| 55 | Ecuador | 6.938661 | 2017 |
| 56 | India | 6.935824 | 2017 |
| 57 | Guatemala | 6.85375 | 2017 |
| 58 | Turkmenistan | 6.816116 | 2017 |
| 59 | Cote d'Ivoire | 6.60465 | 2017 |
| 60 | Sri Lanka | 6.373838 | 2017 |
| 61 | Tunisia | 6.205666 | 2017 |
| 62 | Bangladesh | 5.961164 | 2017 |
| 63 | Costa Rica | 5.957108 | 2017 |
| 64 | Venezuela, RB | 5.928636 | 2017 |
| 65 | Saudi Arabia | 5.780352 | 2017 |
| 66 | South Africa | 5.658505 | 2017 |
| 67 | Austria | 5.646183 | 2017 |
| 68 | Bahrain | 5.599646 | 2017 |
| 69 | Congo, Dem. Rep. | 5.528261 | 2017 |
| 70 | Switzerland | 5.439445 | 2017 |
| 71 | Kosovo | 5.4362 | 2017 |
| 72 | Mexico | 5.372468 | 2017 |
| 73 | Israel | 5.329352 | 2017 |
| 74 | Azerbaijan | 5.17784 | 2017 |
| 75 | China | 5.172573 | 2017 |
| 76 | Malaysia | 5.070899 | 2017 |
| 77 | Montenegro | 4.975266 | 2017 |
| 78 | Lebanon | 4.890074 | 2017 |
| 79 | United Arab Emirates | 4.886973 | 2017 |
| 80 | Kazakhstan | 4.829802 | 2017 |
| 81 | Trinidad and Tobago | 4.741335 | 2017 |
| 82 | New Zealand | 4.718654 | 2017 |
| 83 | Panama | 4.675157 | 2017 |
| 84 | Kuwait | 4.526113 | 2017 |
| 85 | Luxembourg | 4.514802 | 2017 |
| 86 | Kyrgyz Republic | 4.487229 | 2017 |
| 87 | Mongolia | 4.464754 | 2017 |
| 88 | Spain | 4.423791 | 2017 |
| 89 | Ireland | 4.370452 | 2017 |
| 90 | Moldova | 4.294677 | 2017 |
| 91 | Pakistan | 4.28418 | 2017 |
| 92 | Slovak Republic | 4.084047 | 2017 |
| 93 | France | 4.045308 | 2017 |
| 94 | Jordan | 4.019491 | 2017 |
| 95 | Chile | 3.862706 | 2017 |
| 96 | Maldives | 3.860215 | 2017 |
| 97 | Norway | 3.844674 | 2017 |
| 98 | Korea, Rep. | 3.768977 | 2017 |
| 99 | Slovenia | 3.758741 | 2017 |
| 100 | Croatia | 3.703948 | 2017 |
| 101 | United States | 3.674366 | 2017 |
| 102 | Botswana | 3.660965 | 2017 |
| 103 | Algeria | 3.533278 | 2017 |
| 104 | Brazil | 3.530484 | 2017 |
| 105 | Serbia | 3.425533 | 2017 |
| 106 | Australia | 3.389131 | 2017 |
| 107 | Afghanistan | 3.366648 | 2017 |
| 108 | Canada | 3.357001 | 2017 |
| 109 | Albania | 3.343531 | 2017 |
| 110 | Lesotho | 3.328803 | 2017 |
| 111 | Bosnia and Herzegovina | 3.243873 | 2017 |
| 112 | Egypt, Arab Rep. | 3.242274 | 2017 |
| 113 | Argentina | 3.228031 | 2017 |
| 114 | Poland | 3.119106 | 2017 |
| 115 | Mauritius | 3.112058 | 2017 |
| 116 | Georgia | 3.067646 | 2017 |
| 117 | Uruguay | 2.918825 | 2017 |
| 118 | Germany | 2.885614 | 2017 |
| 119 | United Kingdom | 2.61874 | 2017 |
| 120 | Finland | 2.499685 | 2017 |
| 121 | Cyprus | 2.429335 | 2017 |
| 122 | Belarus | 2.357905 | 2017 |
| 123 | Romania | 2.316789 | 2017 |
| 124 | Estonia | 2.217689 | 2017 |
| 125 | Portugal | 2.153796 | 2017 |
| 126 | Japan | 2.085419 | 2017 |
| 127 | Bulgaria | 1.993609 | 2017 |
| 128 | Sweden | 1.922415 | 2017 |
| 129 | Belgium | 1.847401 | 2017 |
| 130 | Russian Federation | 1.783209 | 2017 |
| 131 | Netherlands | 1.757162 | 2017 |
| 132 | Greece | 1.686967 | 2017 |
| 133 | Hong Kong SAR, China | 1.619126 | 2017 |
| 134 | Italy | 1.489533 | 2017 |
| 135 | Singapore | 1.475172 | 2017 |
| 136 | Hungary | 1.471474 | 2017 |
| 137 | Denmark | 1.464802 | 2017 |
| 138 | Czech Republic | 1.432121 | 2017 |
| 139 | Uzbekistan | 1.414467 | 2017 |
| 140 | North Macedonia | 1.396937 | 2017 |
| 141 | Ukraine | 1.348359 | 2017 |
| 142 | Morocco | 1.28373 | 2017 |
| 143 | West Bank and Gaza | 1.261668 | 2017 |
| 144 | Latvia | 1.030544 | 2017 |
| 145 | Taiwan, China | 0.9840195 | 2017 |
| 146 | Malta | 0.8100179 | 2017 |