| # | Flag | Country | PM2.5 air pollution, population exposed to levels exceeding WHO guideline value (% of total)PM2.5 air pollution, population exposed to levels exceeding WHO guideline value (% of total) | Year |
|---|---|---|---|---|
| 1 | Serbia | 100% | 2017 | |
| 2 | United Arab Emirates | 100% | 2017 | |
| 3 | Afghanistan | 100% | 2017 | |
| 4 | Antigua and Barbuda | 100% | 2017 | |
| 5 | Albania | 100% | 2017 | |
| 6 | Armenia | 100% | 2017 | |
| 7 | Angola | 100% | 2017 | |
| 8 | India | 100% | 2017 | |
| 9 | Iraq | 100% | 2017 | |
| 10 | Iran | 100% | 2017 | |
| 11 | Jamaica | 100% | 2017 | |
| 12 | Jordan | 100% | 2017 | |
| 13 | Kenya | 100% | 2017 | |
| 14 | Cambodia | 100% | 2017 | |
| 15 | Comoros | 100% | 2017 | |
| 16 | North Korea | 100% | 2017 | |
| 17 | South Korea | 100% | 2017 | |
| 18 | Kuwait | 100% | 2017 | |
| 19 | Laos | 100% | 2017 | |
| 20 | Lebanon | 100% | 2017 | |
| 21 | Saint Lucia | 100% | 2017 | |
| 22 | Liberia | 100% | 2017 | |
| 23 | Lesotho | 100% | 2017 | |
| 24 | Libya | 100% | 2017 | |
| 25 | Morocco | 100% | 2017 | |
| 26 | Moldova | 100% | 2017 | |
| 27 | Montenegro | 100% | 2017 | |
| 28 | Madagascar | 100% | 2017 | |
| 29 | Republic of Macedonia | 100% | 2017 | |
| 30 | Mali | 100% | 2017 | |
| 31 | Myanmar | 100% | 2017 | |
| 32 | Mauritania | 100% | 2017 | |
| 33 | Malta | 100% | 2017 | |
| 34 | Mauritius | 100% | 2017 | |
| 35 | Malawi | 100% | 2017 | |
| 36 | Mozambique | 100% | 2017 | |
| 37 | Namibia | 100% | 2017 | |
| 38 | Niger | 100% | 2017 | |
| 39 | Nigeria | 100% | 2017 | |
| 40 | Nepal | 100% | 2017 | |
| 41 | Oman | 100% | 2017 | |
| 42 | Pakistan | 100% | 2017 | |
| 43 | Qatar | 100% | 2017 | |
| 44 | Rwanda | 100% | 2017 | |
| 45 | Saudi Arabia | 100% | 2017 | |
| 46 | Seychelles | 100% | 2017 | |
| 47 | Sudan | 100% | 2017 | |
| 48 | Singapore | 100% | 2017 | |
| 49 | Slovakia | 100% | 2017 | |
| 50 | Sierra Leone | 100% | 2017 | |
| 51 | Senegal | 100% | 2017 | |
| 52 | Somalia | 100% | 2017 | |
| 53 | Suriname | 100% | 2017 | |
| 54 | São Tomé and Príncipe | 100% | 2017 | |
| 55 | El Salvador | 100% | 2017 | |
| 56 | Syria | 100% | 2017 | |
| 57 | Swaziland | 100% | 2017 | |
| 58 | Chad | 100% | 2017 | |
| 59 | Togo | 100% | 2017 | |
| 60 | Thailand | 100% | 2017 | |
| 61 | Tajikistan | 100% | 2017 | |
| 62 | East Timor | 100% | 2017 | |
| 63 | Turkmenistan | 100% | 2017 | |
| 64 | Tunisia | 100% | 2017 | |
| 65 | Turkey | 100% | 2017 | |
| 66 | Trinidad and Tobago | 100% | 2017 | |
| 67 | Tanzania | 100% | 2017 | |
| 68 | Ukraine | 100% | 2017 | |
| 69 | Uganda | 100% | 2017 | |
| 70 | Uzbekistan | 100% | 2017 | |
| 71 | Saint Vincent and the Grenadines | 100% | 2017 | |
| 72 | Vietnam | 100% | 2017 | |
| 73 | Vanuatu | 100% | 2017 | |
| 74 | Samoa | 100% | 2017 | |
| 75 | Yemen | 100% | 2017 | |
| 76 | South Africa | 100% | 2017 | |
| 77 | Zambia | 100% | 2017 | |
| 78 | Zimbabwe | 100% | 2017 | |
| 79 | South Sudan | 100% | 2017 | |
| 80 | American Samoa | 100% | 2017 | |
| 81 | Azerbaijan | 100% | 2017 | |
| 82 | Barbados | 100% | 2017 | |
| 83 | Bangladesh | 100% | 2017 | |
| 84 | Burkina Faso | 100% | 2017 | |
| 85 | Bahrain | 100% | 2017 | |
| 86 | Burundi | 100% | 2017 | |
| 87 | Benin | 100% | 2017 | |
| 88 | Bermuda | 100% | 2017 | |
| 89 | The Bahamas | 100% | 2017 | |
| 90 | Bhutan | 100% | 2017 | |
| 91 | Botswana | 100% | 2017 | |
| 92 | Belize | 100% | 2017 | |
| 93 | Democratic Republic Of Congo | 100% | 2017 | |
| 94 | Central African Republic | 100% | 2017 | |
| 95 | Republic of the Congo | 100% | 2017 | |
| 96 | Ivory Coast | 100% | 2017 | |
| 97 | Cameroon | 100% | 2017 | |
| 98 | Cuba | 100% | 2017 | |
| 99 | Cape Verde | 100% | 2017 | |
| 100 | Cyprus | 100% | 2017 | |
| 101 | Djibouti | 100% | 2017 | |
| 102 | Dominica | 100% | 2017 | |
| 103 | Algeria | 100% | 2017 | |
| 104 | Egypt | 100% | 2017 | |
| 105 | Eritrea | 100% | 2017 | |
| 106 | Ethiopia | 100% | 2017 | |
| 107 | Federated States of Micronesia | 100% | 2017 | |
| 108 | Gabon | 100% | 2017 | |
| 109 | Grenada | 100% | 2017 | |
| 110 | Georgia | 100% | 2017 | |
| 111 | Ghana | 100% | 2017 | |
| 112 | Gambia | 100% | 2017 | |
| 113 | Guinea | 100% | 2017 | |
| 114 | Equatorial Guinea | 100% | 2017 | |
| 115 | Greece | 100% | 2017 | |
| 116 | Guatemala | 100% | 2017 | |
| 117 | Guinea-Bissau | 100% | 2017 | |
| 118 | Haiti | 100% | 2017 | |
| 119 | Hungary | 100% | 2017 | |
| 120 | Israel | 100% | 2017 | |
| 121 | Kiribati | 100% | 2017 | |
| 122 | Marshall Islands | 100% | 2017 | |
| 123 | Bolivia | 99.999% | 2017 | |
| 124 | China | 99.998% | 2017 | |
| 125 | Papua New Guinea | 99.995% | 2017 | |
| 126 | Guyana | 99.988% | 2017 | |
| 127 | Honduras | 99.984% | 2017 | |
| 128 | Poland | 99.966% | 2017 | |
| 129 | Peru | 99.963% | 2017 | |
| 130 | Bosnia and Herzegovina | 99.955% | 2017 | |
| 131 | Venezuela | 99.934% | 2017 | |
| 132 | Belarus | 99.931% | 2017 | |
| 133 | Solomon Islands | 99.918% | 2017 | |
| 134 | Dominican Republic | 99.913% | 2017 | |
| 135 | Nicaragua | 99.903% | 2017 | |
| 136 | Bulgaria | 99.895% | 2017 | |
| 137 | Tonga | 99.813% | 2017 | |
| 138 | Croatia | 99.78% | 2017 | |
| 139 | Costa Rica | 99.689% | 2017 | |
| 140 | Czech Republic | 99.677% | 2017 | |
| 141 | Mexico | 99.656% | 2017 | |
| 142 | Netherlands | 99.598% | 2017 | |
| 143 | Slovenia | 99.491% | 2017 | |
| 144 | Paraguay | 99.058% | 2017 | |
| 145 | Ecuador | 98.316% | 2017 | |
| 146 | Romania | 98.017% | 2017 | |
| 147 | Chile | 97.663% | 2017 | |
| 148 | Kyrgyzstan | 97.433% | 2017 | |
| 149 | Mongolia | 97.014% | 2017 | |
| 150 | Philippines | 96.371% | 2017 | |
| 151 | Lithuania | 96% | 2017 | |
| 152 | Indonesia | 95.567% | 2017 | |
| 153 | Italy | 94.777% | 2017 | |
| 154 | Argentina | 93.853% | 2017 | |
| 155 | Colombia | 92.105% | 2017 | |
| 156 | Belgium | 91.949% | 2017 | |
| 157 | Russia | 91.609% | 2017 | |
| 158 | Malaysia | 90.537% | 2017 | |
| 159 | Germany | 89.174% | 2017 | |
| 160 | Latvia | 89.014% | 2017 | |
| 161 | Kazakhstan | 87.414% | 2017 | |
| 162 | Austria | 85.052% | 2017 | |
| 163 | Guam | 83.333% | 2017 | |
| 164 | Fiji | 82.803% | 2017 | |
| 165 | Greenland | 80.016% | 2017 | |
| 166 | France | 78.214% | 2017 | |
| 167 | Japan | 76.762% | 2017 | |
| 168 | Panama | 71.637% | 2017 | |
| 169 | Luxembourg | 68.776% | 2017 | |
| 170 | Brazil | 68.135% | 2017 | |
| 171 | United Kingdom | 66.533% | 2017 | |
| 172 | Denmark | 56.914% | 2017 | |
| 173 | Switzerland | 49.3% | 2017 | |
| 174 | Sri Lanka | 45.538% | 2017 | |
| 175 | Spain | 41.116% | 2017 | |
| 176 | Virgin Islands (US) | 40% | 2017 | |
| 177 | Northern Mariana Islands | 26.923% | 2017 | |
| 178 | Australia | 24.894% | 2017 | |
| 179 | Uruguay | 22.386% | 2017 | |
| 180 | Andorra | 17.824% | 2017 | |
| 181 | Portugal | 16.008% | 2017 | |
| 182 | Iceland | 10.285% | 2017 | |
| 183 | Puerto Rico | 3.67% | 2017 | |
| 184 | Sweden | 3.636% | 2017 | |
| 185 | United States | 3.343% | 2017 | |
| 186 | Norway | 2.044% | 2017 | |
| 187 | Republic of Ireland | 0.274% | 2017 | |
| 188 | Maldives | 0% | 2017 | |
| 189 | Brunei | 0% | 2017 | |
| 190 | New Zealand | 0% | 2017 | |
| 191 | Canada | 0% | 2017 | |
| 192 | Finland | 0% | 2017 | |
| 193 | Estonia | 0% | 2017 |