| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Qatar | 13.4896038810141 | 2023 |
| 2 | Kuwait | 13.1972849438682 | 2023 |
| 3 | United Arab Emirates | 13.1257180261853 | 2023 |
| 4 | Bahrain | 11.8019548909831 | 2023 |
| 5 | Saudi Arabia | 10.8959574838465 | 2023 |
| 6 | Oman | 9.82488408969169 | 2023 |
| 7 | Turks and Caicos Islands | 9.79736291244956 | 2023 |
| 8 | Maldives | 9.75466399634282 | 2023 |
| 9 | Cayman Islands | 9.74458038205623 | 2023 |
| 10 | British Virgin Islands | 9.01464056588255 | 2023 |
| 11 | Ukraine | 8.97674239555385 | 2023 |
| 12 | Iran, Islamic Rep. | 8.83468888344029 | 2023 |
| 13 | Trinidad and Tobago | 8.82394740929988 | 2023 |
| 14 | Cyprus | 8.6687274617047 | 2023 |
| 15 | Brunei Darussalam | 8.62183591320018 | 2023 |
| 16 | Poland | 8.49540206716706 | 2023 |
| 17 | Slovak Republic | 8.45378126050546 | 2023 |
| 18 | Russian Federation | 8.32048968544697 | 2023 |
| 19 | Belarus | 8.28171607127004 | 2023 |
| 20 | Malta | 8.24379247068268 | 2023 |
| 21 | Seychelles | 8.19980733369274 | 2023 |
| 22 | Korea, Rep. | 8.09794505388654 | 2023 |
| 23 | Andorra | 8.06909028677603 | 2023 |
| 24 | Slovenia | 7.97714957935263 | 2023 |
| 25 | North Macedonia | 7.94321082442635 | 2023 |
| 26 | Mauritius | 7.89014161432528 | 2023 |
| 27 | Czechia | 7.85649905375393 | 2023 |
| 28 | Serbia | 7.81084204375013 | 2023 |
| 29 | Bulgaria | 7.79863520954635 | 2023 |
| 30 | Palau | 7.79463617907896 | 2023 |
| 31 | Brazil | 7.78931019313944 | 2023 |
| 32 | Ireland | 7.78416848597396 | 2023 |
| 33 | Singapore | 7.76413595613054 | 2023 |
| 34 | Bhutan | 7.72436544320464 | 2023 |
| 35 | Viet Nam | 7.71932621508902 | 2023 |
| 36 | Malaysia | 7.6919500842967 | 2023 |
| 37 | Luxembourg | 7.67592203461319 | 2023 |
| 38 | Spain | 7.65678818847527 | 2023 |
| 39 | Macao SAR, China | 7.65606221118886 | 2023 |
| 40 | Hungary | 7.64683962680031 | 2023 |
| 41 | Romania | 7.61656129116762 | 2023 |
| 42 | Estonia | 7.59529611625776 | 2023 |
| 43 | Jamaica | 7.57265968142053 | 2023 |
| 44 | Libya | 7.56344239298388 | 2023 |
| 45 | Greece | 7.50008680999533 | 2023 |
| 46 | St. Lucia | 7.47598488633875 | 2023 |
| 47 | Algeria | 7.47231988166684 | 2023 |
| 48 | Turkiye | 7.45634106461598 | 2023 |
| 49 | Thailand | 7.41562100613901 | 2023 |
| 50 | Indonesia | 7.41442045578676 | 2023 |
| 51 | Croatia | 7.41055912861212 | 2023 |
| 52 | Channel Islands | 7.40693802781202 | 2023 |
| 53 | Bosnia and Herzegovina | 7.38980358905566 | 2023 |
| 54 | Moldova | 7.37249309544818 | 2023 |
| 55 | Costa Rica | 7.3662850695398 | 2023 |
| 56 | Marshall Islands | 7.35822637106184 | 2023 |
| 57 | Montenegro | 7.32623371683941 | 2023 |
| 58 | Azerbaijan | 7.30581390563542 | 2023 |
| 59 | Bermuda | 7.23820632452048 | 2023 |
| 60 | Sri Lanka | 7.23044393451115 | 2023 |
| 61 | Chile | 7.20396092208827 | 2023 |
| 62 | Myanmar | 7.20374643383835 | 2023 |
| 63 | Iceland | 7.17274683689064 | 2023 |
| 64 | Switzerland | 7.16395713715356 | 2023 |
| 65 | Latvia | 7.10592696019332 | 2023 |
| 66 | Cabo Verde | 7.09736918582676 | 2023 |
| 67 | South Africa | 7.07039486926107 | 2023 |
| 68 | Tunisia | 7.06682004814625 | 2023 |
| 69 | St. Kitts and Nevis | 7.05695927758965 | 2023 |
| 70 | Fiji | 7.05627382904854 | 2023 |
| 71 | Argentina | 7.04930501935102 | 2023 |
| 72 | China | 7.03114190638929 | 2023 |
| 73 | Colombia | 7.02405972230658 | 2023 |
| 74 | Antigua and Barbuda | 7.01086534299635 | 2023 |
| 75 | French Polynesia | 6.96614020078121 | 2023 |
| 76 | Bahamas, The | 6.95891802654137 | 2023 |
| 77 | Portugal | 6.95393224441037 | 2023 |
| 78 | New Caledonia | 6.90955032649222 | 2023 |
| 79 | Botswana | 6.88144926615126 | 2023 |
| 80 | Morocco | 6.8632192535388 | 2023 |
| 81 | Austria | 6.85721362801621 | 2023 |
| 82 | Georgia | 6.84219417759433 | 2023 |
| 83 | St. Vincent and the Grenadines | 6.81900100544458 | 2023 |
| 84 | Mongolia | 6.7995358358978 | 2023 |
| 85 | India | 6.76346683635585 | 2023 |
| 86 | Hong Kong SAR, China | 6.75254772478103 | 2023 |
| 87 | Lithuania | 6.73594907371158 | 2023 |
| 88 | Canada | 6.71674259284009 | 2023 |
| 89 | Australia | 6.71377460778216 | 2023 |
| 90 | Mexico | 6.70815187277244 | 2023 |
| 91 | Finland | 6.70446982898274 | 2023 |
| 92 | Belgium | 6.6880517271164 | 2023 |
| 93 | Suriname | 6.67910050434485 | 2023 |
| 94 | Liechtenstein | 6.66395153489793 | 2023 |
| 95 | St. Martin (French part) | 6.64589142201082 | 2023 |
| 96 | Norway | 6.64377558755811 | 2023 |
| 97 | United States | 6.63167765917787 | 2023 |
| 98 | Barbados | 6.58203052814429 | 2023 |
| 99 | Ecuador | 6.57333058104858 | 2023 |
| 100 | Dominica | 6.54861158960932 | 2023 |
| 101 | Panama | 6.53383907033219 | 2023 |
| 102 | Korea, Dem. People's Rep. | 6.52098375354644 | 2023 |
| 103 | Peru | 6.50837883042035 | 2023 |
| 104 | San Marino | 6.48902725635625 | 2023 |
| 105 | Kosovo | 6.48869853947295 | 2023 |
| 106 | Cambodia | 6.48210404324663 | 2023 |
| 107 | Uruguay | 6.48194916255397 | 2023 |
| 108 | Kazakhstan | 6.47611933147311 | 2023 |
| 109 | Uzbekistan | 6.47074450955713 | 2023 |
| 110 | Grenada | 6.46880601513301 | 2023 |
| 111 | Italy | 6.46657757657223 | 2023 |
| 112 | Honduras | 6.46606016885879 | 2023 |
| 113 | France | 6.45972676282836 | 2023 |
| 114 | Germany | 6.45847371086599 | 2023 |
| 115 | United Kingdom | 6.45553245175208 | 2023 |
| 116 | Egypt, Arab Rep. | 6.44948035387967 | 2023 |
| 117 | Bangladesh | 6.41404312168423 | 2023 |
| 118 | Puerto Rico | 6.41344200359189 | 2023 |
| 119 | Dominican Republic | 6.39571434327517 | 2023 |
| 120 | Equatorial Guinea | 6.3852488803413 | 2023 |
| 121 | Japan | 6.37448248190671 | 2023 |
| 122 | Gibraltar | 6.3519760002449 | 2023 |
| 123 | Gabon | 6.34542961213942 | 2023 |
| 124 | Armenia | 6.33496932367991 | 2023 |
| 125 | Greenland | 6.33423180592992 | 2023 |
| 126 | Aruba | 6.28246623511548 | 2023 |
| 127 | Venezuela, RB | 6.27677845113537 | 2023 |
| 128 | Sweden | 6.25801363155001 | 2023 |
| 129 | Jordan | 6.24531594701466 | 2023 |
| 130 | Djibouti | 6.20424103975709 | 2023 |
| 131 | Isle of Man | 6.19948983240756 | 2023 |
| 132 | Belize | 6.19632763572781 | 2023 |
| 133 | New Zealand | 6.18992750742162 | 2023 |
| 134 | Paraguay | 6.18144872351443 | 2023 |
| 135 | Virgin Islands (U.S.) | 6.14579928081072 | 2023 |
| 136 | Philippines | 6.13645667333796 | 2023 |
| 137 | Israel | 6.13318061294128 | 2023 |
| 138 | Lao PDR | 6.1193797820856 | 2023 |
| 139 | Bolivia | 6.0567506060787 | 2023 |
| 140 | Nicaragua | 6.05661393849261 | 2023 |
| 141 | Turkmenistan | 5.9961109756668 | 2023 |
| 142 | Haiti | 5.98863444056464 | 2023 |
| 143 | Ghana | 5.97313112208116 | 2023 |
| 144 | Netherlands | 5.96828496024747 | 2023 |
| 145 | Faroe Islands | 5.95041622082374 | 2023 |
| 146 | Albania | 5.89704752481423 | 2023 |
| 147 | Lesotho | 5.87587798375251 | 2023 |
| 148 | Eswatini | 5.86568274783997 | 2023 |
| 149 | Lebanon | 5.80542418406503 | 2023 |
| 150 | Denmark | 5.78899568889746 | 2023 |
| 151 | Curacao | 5.75381860603923 | 2023 |
| 152 | Cuba | 5.74782354327083 | 2023 |
| 153 | Papua New Guinea | 5.6335698543069 | 2023 |
| 154 | Syrian Arab Republic | 5.63012454362184 | 2023 |
| 155 | Nauru | 5.61893016802837 | 2023 |
| 156 | Guatemala | 5.5961902357617 | 2023 |
| 157 | Sao Tome and Principe | 5.58213164245984 | 2023 |
| 158 | Guyana | 5.43396907662393 | 2023 |
| 159 | American Samoa | 5.39774037353009 | 2023 |
| 160 | Kiribati | 5.37501535060788 | 2023 |
| 161 | Rwanda | 5.30098736296255 | 2023 |
| 162 | Kenya | 5.29265075363311 | 2023 |
| 163 | Comoros | 5.28412415344351 | 2023 |
| 164 | El Salvador | 5.24834471511871 | 2023 |
| 165 | Kyrgyz Republic | 5.24274822042706 | 2023 |
| 166 | Congo, Rep. | 5.2262158513886 | 2023 |
| 167 | Tajikistan | 5.20752548119501 | 2023 |
| 168 | Guinea-Bissau | 5.20239889229779 | 2023 |
| 169 | Tuvalu | 5.20137103684662 | 2023 |
| 170 | Sudan | 5.12272811186301 | 2023 |
| 171 | Nepal | 5.10990025325803 | 2023 |
| 172 | Iraq | 5.09396488667397 | 2023 |
| 173 | Zimbabwe | 5.08501185518324 | 2023 |
| 174 | Togo | 5.05795117085915 | 2023 |
| 175 | Namibia | 5.00030646692983 | 2023 |
| 176 | Cote d'Ivoire | 4.9750734966519 | 2023 |
| 177 | Vanuatu | 4.97407878622133 | 2023 |
| 178 | Liberia | 4.97357645122071 | 2023 |
| 179 | Tonga | 4.97308550743665 | 2023 |
| 180 | Solomon Islands | 4.92428653088877 | 2023 |
| 181 | Yemen, Rep. | 4.91950604668926 | 2023 |
| 182 | Sierra Leone | 4.86855052052065 | 2023 |
| 183 | Burundi | 4.858326656218 | 2023 |
| 184 | Pakistan | 4.832486771289 | 2023 |
| 185 | Guam | 4.82917969468457 | 2023 |
| 186 | Zambia | 4.82213694609982 | 2023 |
| 187 | Micronesia, Fed. Sts. | 4.81771620559505 | 2023 |
| 188 | Malawi | 4.74126929273935 | 2023 |
| 189 | Madagascar | 4.72400563252535 | 2023 |
| 190 | Samoa | 4.71366863956753 | 2023 |
| 191 | Cameroon | 4.69690155081665 | 2023 |
| 192 | Nigeria | 4.64577849710293 | 2023 |
| 193 | West Bank and Gaza | 4.62773668988076 | 2023 |
| 194 | Senegal | 4.61953058713261 | 2023 |
| 195 | Tanzania | 4.58616669760557 | 2023 |
| 196 | South Sudan | 4.52481802318772 | 2023 |
| 197 | Burkina Faso | 4.4917203930072 | 2023 |
| 198 | Benin | 4.46662099944555 | 2023 |
| 199 | Ethiopia | 4.44283999996538 | 2023 |
| 200 | Northern Mariana Islands | 4.43048623184342 | 2023 |
| 201 | Monaco | 4.39464657256931 | 2023 |
| 202 | Timor-Leste | 4.32221809051889 | 2023 |
| 203 | Gambia, The | 4.26771190834257 | 2023 |
| 204 | Angola | 4.25616355857166 | 2023 |
| 205 | Mauritania | 4.24815785192031 | 2023 |
| 206 | Mali | 4.22720994049336 | 2023 |
| 207 | Eritrea | 4.21335055369497 | 2023 |
| 208 | Mozambique | 4.08268657424344 | 2023 |
| 209 | Afghanistan | 3.95220710239992 | 2023 |
| 210 | Somalia | 3.84898840435683 | 2023 |
| 211 | Guinea | 3.83152375291865 | 2023 |
| 212 | Congo, Dem. Rep. | 3.81784031917384 | 2023 |
| 213 | Niger | 3.75229148276883 | 2023 |
| 214 | Chad | 3.75046153753925 | 2023 |
| 215 | Uganda | 3.55010605795353 | 2023 |
| 216 | Central African Republic | 3.02310992461655 | 2023 |
| 217 | Sint Maarten (Dutch part) | 3.01178063069732 | 2023 |