| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Japan | 6.52667034985437 | 2023 |
| 2 | Monaco | 6.26265899700235 | 2023 |
| 3 | Bulgaria | 5.6509949097237 | 2023 |
| 4 | Finland | 5.5916170668612 | 2023 |
| 5 | Czechia | 5.25255753273755 | 2023 |
| 6 | Puerto Rico | 5.23289176661964 | 2023 |
| 7 | Virgin Islands (U.S.) | 5.16788045020335 | 2023 |
| 8 | Italy | 5.15010859848706 | 2023 |
| 9 | Denmark | 5.13208853356104 | 2023 |
| 10 | Portugal | 5.05711869399897 | 2023 |
| 11 | Greece | 5.03757658565777 | 2023 |
| 12 | Isle of Man | 5.03004934172065 | 2023 |
| 13 | Sweden | 4.97562101908559 | 2023 |
| 14 | Malta | 4.92309074257416 | 2023 |
| 15 | Latvia | 4.91084633257245 | 2023 |
| 16 | Lithuania | 4.7276197837722 | 2023 |
| 17 | Netherlands | 4.70230641513779 | 2023 |
| 18 | Croatia | 4.66694712746262 | 2023 |
| 19 | France | 4.61429433306348 | 2023 |
| 20 | Gibraltar | 4.59186793029655 | 2023 |
| 21 | Serbia | 4.54744361477054 | 2023 |
| 22 | Hungary | 4.51176296296296 | 2023 |
| 23 | Spain | 4.48510526835431 | 2023 |
| 24 | Estonia | 4.46697743171489 | 2023 |
| 25 | United Kingdom | 4.45840109492177 | 2023 |
| 26 | Bermuda | 4.42854991718115 | 2023 |
| 27 | Switzerland | 4.3508516976112 | 2023 |
| 28 | Norway | 4.32904081089599 | 2023 |
| 29 | Liechtenstein | 4.32765840082241 | 2023 |
| 30 | Belgium | 4.26183277390933 | 2023 |
| 31 | San Marino | 4.20613539584601 | 2023 |
| 32 | Austria | 4.19077585657003 | 2023 |
| 33 | Slovenia | 4.19076234805307 | 2023 |
| 34 | Germany | 4.14798275771847 | 2023 |
| 35 | Canada | 3.97788882664445 | 2023 |
| 36 | Ukraine | 3.84753101364351 | 2023 |
| 37 | Romania | 3.81900239589031 | 2023 |
| 38 | Channel Islands | 3.78997058142621 | 2023 |
| 39 | Poland | 3.69668576123418 | 2023 |
| 40 | United States | 3.66641810409157 | 2023 |
| 41 | Faroe Islands | 3.66342412451362 | 2023 |
| 42 | Slovak Republic | 3.65801594036703 | 2023 |
| 43 | Australia | 3.59800874508188 | 2023 |
| 44 | Barbados | 3.57438629136974 | 2023 |
| 45 | Curacao | 3.56801545089288 | 2023 |
| 46 | Cuba | 3.530237392484 | 2023 |
| 47 | Korea, Rep. | 3.52533615661178 | 2023 |
| 48 | Belarus | 3.43227189138697 | 2023 |
| 49 | New Zealand | 3.42823837076314 | 2023 |
| 50 | Bosnia and Herzegovina | 3.42247334002867 | 2023 |
| 51 | Uruguay | 3.40699761028312 | 2023 |
| 52 | Ireland | 3.40606848643098 | 2023 |
| 53 | Hong Kong SAR, China | 3.32963343844595 | 2023 |
| 54 | Aruba | 3.28768341485104 | 2023 |
| 55 | Cyprus | 3.26523474141083 | 2023 |
| 56 | Albania | 3.24292763909944 | 2023 |
| 57 | Montenegro | 3.20366168312382 | 2023 |
| 58 | Iceland | 3.16872056825977 | 2023 |
| 59 | North Macedonia | 3.12928284301451 | 2023 |
| 60 | Korea, Dem. People's Rep. | 2.99219340193677 | 2023 |
| 61 | Luxembourg | 2.96346064555012 | 2023 |
| 62 | Andorra | 2.95521245374506 | 2023 |
| 63 | Thailand | 2.89688477913569 | 2023 |
| 64 | Russian Federation | 2.86106490992554 | 2023 |
| 65 | Georgia | 2.85481293461947 | 2023 |
| 66 | Argentina | 2.70691520628833 | 2023 |
| 67 | Sri Lanka | 2.64484800786044 | 2023 |
| 68 | China | 2.64170829635852 | 2023 |
| 69 | Chile | 2.61696550513289 | 2023 |
| 70 | Israel | 2.56819846230096 | 2023 |
| 71 | Singapore | 2.54697171867483 | 2023 |
| 72 | Guam | 2.53664495114006 | 2023 |
| 73 | Mauritius | 2.51511219707396 | 2023 |
| 74 | Trinidad and Tobago | 2.33208889322755 | 2023 |
| 75 | Sint Maarten (Dutch part) | 2.31518596798095 | 2023 |
| 76 | New Caledonia | 2.26125196807644 | 2023 |
| 77 | Costa Rica | 2.23958102578945 | 2023 |
| 78 | Kosovo | 2.20737324979987 | 2023 |
| 79 | Antigua and Barbuda | 2.16766673773771 | 2023 |
| 80 | St. Martin (French part) | 2.15331610680448 | 2023 |
| 81 | Lebanon | 2.11424379398596 | 2023 |
| 82 | Brazil | 2.07205656283096 | 2023 |
| 83 | Armenia | 2.05712678562085 | 2023 |
| 84 | Dominica | 2.01863565258791 | 2023 |
| 85 | Palau | 2.01758923952406 | 2023 |
| 86 | St. Lucia | 2.00784055706336 | 2023 |
| 87 | French Polynesia | 1.99697705308478 | 2023 |
| 88 | Moldova | 1.98744461390964 | 2023 |
| 89 | British Virgin Islands | 1.93996511734647 | 2023 |
| 90 | Turkiye | 1.9102199573916 | 2023 |
| 91 | Grenada | 1.9036306766441 | 2023 |
| 92 | Venezuela, RB | 1.87403740113787 | 2023 |
| 93 | Colombia | 1.87364900964077 | 2023 |
| 94 | St. Vincent and the Grenadines | 1.87013954947975 | 2023 |
| 95 | Tunisia | 1.82558881428677 | 2023 |
| 96 | Turks and Caicos Islands | 1.81941289533461 | 2023 |
| 97 | El Salvador | 1.80435288101427 | 2023 |
| 98 | Panama | 1.76933289088077 | 2023 |
| 99 | Bahamas, The | 1.76792840225991 | 2023 |
| 100 | Macao SAR, China | 1.74392971374061 | 2023 |
| 101 | Peru | 1.73625165048042 | 2023 |
| 102 | Viet Nam | 1.71014536630045 | 2023 |
| 103 | Northern Mariana Islands | 1.6160871168572 | 2023 |
| 104 | Mexico | 1.6063858559399 | 2023 |
| 105 | Ecuador | 1.59799213473799 | 2023 |
| 106 | St. Kitts and Nevis | 1.58569637150601 | 2023 |
| 107 | Seychelles | 1.57970461285492 | 2023 |
| 108 | Suriname | 1.57071070550331 | 2023 |
| 109 | Cayman Islands | 1.55524841783662 | 2023 |
| 110 | Greenland | 1.54470941660794 | 2023 |
| 111 | Jamaica | 1.53175439421625 | 2023 |
| 112 | Morocco | 1.47570997308089 | 2023 |
| 113 | Malaysia | 1.46665823220467 | 2023 |
| 114 | Indonesia | 1.45052513438628 | 2023 |
| 115 | Kazakhstan | 1.44209026261026 | 2023 |
| 116 | Iran, Islamic Rep. | 1.43999915961769 | 2023 |
| 117 | South Africa | 1.42558655233424 | 2023 |
| 118 | Dominican Republic | 1.34795703622032 | 2023 |
| 119 | American Samoa | 1.34505949301604 | 2023 |
| 120 | Tonga | 1.32951373586014 | 2023 |
| 121 | Myanmar | 1.30489198944679 | 2023 |
| 122 | Timor-Leste | 1.27471977011701 | 2023 |
| 123 | India | 1.27139953315331 | 2023 |
| 124 | Paraguay | 1.24488267448978 | 2023 |
| 125 | Bhutan | 1.21178734930104 | 2023 |
| 126 | Guyana | 1.20190019746536 | 2023 |
| 127 | Nepal | 1.20015718505332 | 2023 |
| 128 | Algeria | 1.1551579056443 | 2023 |
| 129 | Fiji | 1.14835436097287 | 2023 |
| 130 | Cambodia | 1.12726656985891 | 2023 |
| 131 | Bangladesh | 1.09217601130761 | 2023 |
| 132 | Tuvalu | 1.06995144758137 | 2023 |
| 133 | Nicaragua | 1.06551705904422 | 2023 |
| 134 | Micronesia, Fed. Sts. | 1.06133412402871 | 2023 |
| 135 | Azerbaijan | 1.06035790077713 | 2023 |
| 136 | Libya | 1.05397432971562 | 2023 |
| 137 | Philippines | 1.0483748785329 | 2023 |
| 138 | Bolivia | 1.03874856196636 | 2023 |
| 139 | Cabo Verde | 1.02877890222614 | 2023 |
| 140 | Egypt, Arab Rep. | 1.02710222889293 | 2023 |
| 141 | Brunei Darussalam | 1.01519011659021 | 2023 |
| 142 | Samoa | 0.9799135795773 | 2023 |
| 143 | Guatemala | 0.938404768787297 | 2023 |
| 144 | Djibouti | 0.937340920541257 | 2023 |
| 145 | Maldives | 0.928153000256259 | 2023 |
| 146 | Syrian Arab Republic | 0.918494431265762 | 2023 |
| 147 | Haiti | 0.90746580626065 | 2023 |
| 148 | Eritrea | 0.903692044633869 | 2023 |
| 149 | Mongolia | 0.884794407804872 | 2023 |
| 150 | Belize | 0.858272494177057 | 2023 |
| 151 | Namibia | 0.849494665480641 | 2023 |
| 152 | Lesotho | 0.848112363669769 | 2023 |
| 153 | Eswatini | 0.843931941870289 | 2023 |
| 154 | Pakistan | 0.8437952700114 | 2023 |
| 155 | Lao PDR | 0.826707714455575 | 2023 |
| 156 | Comoros | 0.812136522909303 | 2023 |
| 157 | Kiribati | 0.811747670796098 | 2023 |
| 158 | Uzbekistan | 0.8074418635368 | 2023 |
| 159 | Honduras | 0.799229113966153 | 2023 |
| 160 | Turkmenistan | 0.798499775398178 | 2023 |
| 161 | Gabon | 0.745999549244985 | 2023 |
| 162 | Jordan | 0.718599066946839 | 2023 |
| 163 | Iraq | 0.711468230195159 | 2023 |
| 164 | Sao Tome and Principe | 0.707069403765015 | 2023 |
| 165 | Liberia | 0.705747436316394 | 2023 |
| 166 | West Bank and Gaza | 0.69257686279983 | 2023 |
| 167 | Guinea | 0.691479620721157 | 2023 |
| 168 | Botswana | 0.677296619869904 | 2023 |
| 169 | Bahrain | 0.675439083914795 | 2023 |
| 170 | Solomon Islands | 0.672040601016405 | 2023 |
| 171 | Senegal | 0.668609384108565 | 2023 |
| 172 | Ethiopia | 0.642808494672749 | 2023 |
| 173 | Kuwait | 0.642221550494507 | 2023 |
| 174 | Zimbabwe | 0.636905485784481 | 2023 |
| 175 | Sierra Leone | 0.635072183722058 | 2023 |
| 176 | Benin | 0.63229777779759 | 2023 |
| 177 | Malawi | 0.623959472432606 | 2023 |
| 178 | Tanzania | 0.623741666146519 | 2023 |
| 179 | Oman | 0.615949214251827 | 2023 |
| 180 | Yemen, Rep. | 0.59712269069743 | 2023 |
| 181 | South Sudan | 0.595578594810216 | 2023 |
| 182 | Rwanda | 0.585826925337268 | 2023 |
| 183 | Congo, Dem. Rep. | 0.582837325291364 | 2023 |
| 184 | Ghana | 0.578657425561403 | 2023 |
| 185 | Sudan | 0.572247765346432 | 2023 |
| 186 | Mauritania | 0.561863152659766 | 2023 |
| 187 | Saudi Arabia | 0.559946018341574 | 2023 |
| 188 | Madagascar | 0.559024237311681 | 2023 |
| 189 | Kyrgyz Republic | 0.558070802416892 | 2023 |
| 190 | Togo | 0.557208373830065 | 2023 |
| 191 | Kenya | 0.555250250072982 | 2023 |
| 192 | Marshall Islands | 0.546886393466531 | 2023 |
| 193 | Burkina Faso | 0.541943808146979 | 2023 |
| 194 | Nigeria | 0.539743923700704 | 2023 |
| 195 | Equatorial Guinea | 0.525031669653749 | 2023 |
| 196 | Papua New Guinea | 0.524139917384771 | 2023 |
| 197 | Cameroon | 0.522253168288062 | 2023 |
| 198 | Vanuatu | 0.51892918991726 | 2023 |
| 199 | Afghanistan | 0.508155793653384 | 2023 |
| 200 | Nauru | 0.50055617352614 | 2023 |
| 201 | Angola | 0.49982326213222 | 2023 |
| 202 | Guinea-Bissau | 0.493657990545919 | 2023 |
| 203 | Mozambique | 0.490207706710704 | 2023 |
| 204 | Congo, Rep. | 0.481398318835118 | 2023 |
| 205 | Niger | 0.474754717335815 | 2023 |
| 206 | Burundi | 0.470574410540098 | 2023 |
| 207 | Gambia, The | 0.468712145276 | 2023 |
| 208 | Mali | 0.463496688231896 | 2023 |
| 209 | Somalia | 0.447431558700736 | 2023 |
| 210 | Tajikistan | 0.433435211463274 | 2023 |
| 211 | United Arab Emirates | 0.4088420335634 | 2023 |
| 212 | Central African Republic | 0.378038803189226 | 2023 |
| 213 | Cote d'Ivoire | 0.37443365939009 | 2023 |
| 214 | Chad | 0.339534955245291 | 2023 |
| 215 | Zambia | 0.338042598338182 | 2023 |
| 216 | Qatar | 0.305137534642985 | 2023 |
| 217 | Uganda | 0.276761566759679 | 2023 |