| Rank | Country | Value | Year |
|---|---|---|---|
| 1 | Antigua and Barbuda | 10.2651487933318 | 2021 |
| 2 | Jamaica | 9.33501691182199 | 2021 |
| 3 | St. Lucia | 8.81916846265358 | 2021 |
| 4 | Botswana | 7.62958080031251 | 2021 |
| 5 | Myanmar | 7.28843170791312 | 2021 |
| 6 | Namibia | 6.79916377925025 | 2021 |
| 7 | Honduras | 6.48630416874769 | 2021 |
| 8 | Mexico | 6.17125933961002 | 2021 |
| 9 | Guatemala | 6.12944016786343 | 2021 |
| 10 | Belize | 5.53318527870906 | 2021 |
| 11 | Dominica | 5.49858411459049 | 2021 |
| 12 | Liechtenstein | 5.07975210809713 | 2021 |
| 13 | Barbados | 4.099312681907 | 2021 |
| 14 | Colombia | 4.09557822946161 | 2021 |
| 15 | St. Kitts and Nevis | 4.06644572311571 | 2021 |
| 16 | El Salvador | 4.02119380778482 | 2021 |
| 17 | Latvia | 3.5788098667788 | 2021 |
| 18 | Russian Federation | 3.30458989971786 | 2021 |
| 19 | Nicaragua | 3.10799416387763 | 2021 |
| 20 | United States | 2.92491915125656 | 2021 |
| 21 | Bolivia | 2.90653014279367 | 2021 |
| 22 | Bahamas, The | 2.81851576959573 | 2021 |
| 23 | Kenya | 2.64157993868953 | 2021 |
| 24 | Dominican Republic | 2.56519107963834 | 2021 |
| 25 | Mongolia | 2.54993045509439 | 2021 |
| 26 | Ecuador | 2.54744118230449 | 2021 |
| 27 | India | 2.49792462697395 | 2021 |
| 28 | Suriname | 2.27570120043238 | 2021 |
| 29 | Uruguay | 2.26402108256432 | 2021 |
| 30 | Guyana | 2.19014604623885 | 2021 |
| 31 | Costa Rica | 2.17457487061279 | 2021 |
| 32 | Panama | 2.02322664184842 | 2021 |
| 33 | Paraguay | 1.91700936953306 | 2021 |
| 34 | Haiti | 1.870221033285 | 2021 |
| 35 | Zimbabwe | 1.86985932918086 | 2021 |
| 36 | Mauritius | 1.82379413011859 | 2021 |
| 37 | Grenada | 1.6063353867654 | 2021 |
| 38 | Lithuania | 1.48757905299365 | 2021 |
| 39 | Argentina | 1.34721740010006 | 2021 |
| 40 | Azerbaijan | 1.32088662504661 | 2021 |
| 41 | Cyprus | 1.12715336612276 | 2021 |
| 42 | Uzbekistan | 1.05111375338012 | 2021 |
| 43 | Turkiye | 1.0263547563526 | 2021 |
| 44 | Canada | 1.02630861381341 | 2021 |
| 45 | Armenia | 0.91236416363903 | 2021 |
| 46 | Austria | 0.882812880195781 | 2021 |
| 47 | Albania | 0.839892073868508 | 2021 |
| 48 | Macao SAR, China | 0.82344965017114 | 2021 |
| 49 | Germany | 0.797546991581158 | 2021 |
| 50 | Bulgaria | 0.789507668657166 | 2021 |
| 51 | Romania | 0.761249934329673 | 2021 |
| 52 | Algeria | 0.737982718243572 | 2021 |
| 53 | Serbia | 0.710590268913676 | 2021 |
| 54 | France | 0.683940904086183 | 2021 |
| 55 | Chile | 0.672223510650618 | 2021 |
| 56 | Croatia | 0.672014945612391 | 2021 |
| 57 | Slovak Republic | 0.645685012610587 | 2021 |
| 58 | Montenegro | 0.621171062746042 | 2021 |
| 59 | Greece | 0.619313807807783 | 2021 |
| 60 | Israel | 0.604986839295553 | 2021 |
| 61 | Norway | 0.597580954945571 | 2021 |
| 62 | Jordan | 0.577483042024186 | 2021 |
| 63 | Ghana | 0.577005352485134 | 2021 |
| 64 | Estonia | 0.572630686849035 | 2021 |
| 65 | Switzerland | 0.571113055941438 | 2021 |
| 66 | Slovenia | 0.569131988347971 | 2021 |
| 67 | Iceland | 0.553978256353438 | 2021 |
| 68 | Egypt, Arab Rep. | 0.54812895348424 | 2021 |
| 69 | Qatar | 0.544543301743015 | 2021 |
| 70 | Morocco | 0.537724306738259 | 2021 |
| 71 | Hungary | 0.514291162381105 | 2021 |
| 72 | Denmark | 0.509842769588287 | 2021 |
| 73 | Czechia | 0.506156171299745 | 2021 |
| 74 | Korea, Rep. | 0.493347868851871 | 2021 |
| 75 | Sweden | 0.462019761740259 | 2021 |
| 76 | Bosnia and Herzegovina | 0.421489840137936 | 2021 |
| 77 | Netherlands | 0.420206408795079 | 2021 |
| 78 | Spain | 0.400574638773044 | 2021 |
| 79 | Poland | 0.399325069865459 | 2021 |
| 80 | Italy | 0.391871821032469 | 2021 |
| 81 | Australia | 0.375382837826072 | 2021 |
| 82 | United Arab Emirates | 0.350495030418587 | 2021 |
| 83 | West Bank and Gaza | 0.349790660006393 | 2021 |
| 84 | Ireland | 0.27826286061376 | 2021 |
| 85 | Hong Kong SAR, China | 0.272413636828541 | 2021 |
| 86 | Japan | 0.209227997716479 | 2021 |
| 87 | Belgium | 0.187183877274082 | 2021 |
| 88 | Bahrain | 0.180304931700492 | 2021 |
| 89 | Oman | 0.170580251469407 | 2021 |
| 90 | Singapore | 0.0705824641396968 | 2021 |
| 91 | Malta | 0 | 2021 |
| 92 | St. Vincent and the Grenadines | 0 | 2021 |