| Concentrations of fine particulate matter (PM2.5) | Concentrations of fine particulate matter (PM2.5) | |
| 2014 | 2014 | |
| Country | Urban | Total |
| Afghanistan | 63.4 | 46 |
| Albania | 17.1 | 15.9 |
| Algeria | 25.1 | 26.5 |
| Andorra | 10.5 | 10.4 |
| Angola | 42.4 | 27.4 |
| Antigua and Barbuda | 13 | 13 |
| Argentina | 14.4 | 13 |
| Armenia | 25 | 20.7 |
| Australia | 5.8 | 5.7 |
| Austria | 17.1 | 16 |
| Azerbaijan | 26.3 | 23.8 |
| Bahamas | 12.6 | 12.7 |
| Bahrain | 60.1 | 60 |
| Bangladesh | 88.8 | 83.5 |
| Barbados | 14 | 14 |
| Belarus | 18 | 17.4 |
| Belgium | 15.9 | 15.5 |
| Belize | 20.7 | 21.7 |
| Benin | 27.9 | 31 |
| Bhutan | 39 | 48.3 |
| Bolivia (Plurinational State of) | 31.6 | 27.1 |
| Bosnia and Herzegovina | 55.1 | 41.6 |
| Botswana | 19.2 | 15.6 |
| Brazil | 11.3 | 10.5 |
| Brunei Darussalam | 5.4 | 5.5 |
| Bulgaria | 30.3 | 26.8 |
| Burkina Faso | 36.8 | 36.6 |
| Burundi | 48.9 | 38 |
| Côte d'Ivoire | 19.2 | 21.8 |
| Cabo Verde | No data | 36.4 |
| Cambodia | 25 | 23 |
| Cameroon | 63.6 | 65.2 |
| Canada | 7.2 | 7 |
| Central African Republic | 55.9 | 38.6 |
| Chad | 61.3 | 39.5 |
| Chile | 25 | 19.8 |
| China | 59.5 | 54.3 |
| Colombia | 18.1 | 16.9 |
| Comoros | 16 | 16.1 |
| Congo | 56.9 | 40 |
| Cook Islands | No data | No data |
| Costa Rica | 19.1 | 17.9 |
| Croatia | 20.3 | 19.2 |
| Cuba | 16.5 | 16.6 |
| Cyprus | 17.2 | 16.7 |
| Czechia | 20.7 | 20.1 |
| Democratic People's Republic of Korea | 31.4 | 26.6 |
| Democratic Republic of the Congo | 60.7 | 37.5 |
| Denmark | 10.5 | 10.3 |
| Djibouti | 46 | 39 |
| Dominica | 13 | 13.5 |
| Dominican Republic | 17 | 16.2 |
| Ecuador | 13.3 | 13.3 |
| Egypt | 100.6 | 92.8 |
| El Salvador | 37 | 35.1 |
| Equatorial Guinea | 32 | 32.9 |
| Eritrea | 35.7 | 35.4 |
| Estonia | 8.4 | 8.4 |
| Ethiopia | 36.2 | 29.7 |
| Fiji | 6 | 5.9 |
| Finland | 7.1 | 6.9 |
| France | 12.6 | 12 |
| Gabon | 35.8 | 30.1 |
| Gambia | 43 | 39.3 |
| Georgia | 23 | 18.7 |
| Germany | 14.4 | 13.5 |
| Ghana | 22.1 | 23.7 |
| Greece | 12.6 | 12.2 |
| Grenada | 14 | 13.8 |
| Guatemala | 33.4 | 32.1 |
| Guinea | 19.4 | 21 |
| Guinea-Bissau | 28.9 | 26.6 |
| Guyana | 16.1 | 15.3 |
| Haiti | 24.6 | 21.7 |
| Honduras | 39.6 | 34.8 |
| Hungary | 22.7 | 21.4 |
| Iceland | 7.7 | 7.6 |
| India | 65.7 | 62.4 |
| Indonesia | 17.8 | 14.4 |
| Iran (Islamic Republic of) | 40.2 | 41.6 |
| Iraq | 51.3 | 49.7 |
| Ireland | 9.9 | 9.5 |
| Israel | 19.2 | 19.1 |
| Italy | 18.2 | 17.2 |
| Jamaica | 17.1 | 16.3 |
| Japan | 12.9 | 12.5 |
| Jordan | 37.7 | 35.9 |
| Kazakhstan | 21.1 | 15.4 |
| Kenya | 16.8 | 15.5 |
| Kiribati | No data | 5.1 |
| Kuwait | 78.4 | 74.5 |
| Kyrgyzstan | 15.4 | 15 |
| Lao People's Democratic Republic | 33.5 | 26.8 |
| Latvia | 20.1 | 18.7 |
| Lebanon | 31.2 | 29.6 |
| Lesotho | 21.7 | 17.7 |
| Liberia | 6 | 8.1 |
| Libya | 58.2 | 61.1 |
| Lithuania | 19.4 | 18.4 |
| Luxembourg | 16.6 | 16.2 |
| Madagascar | 32 | 17.2 |
| Malawi | 25.6 | 22 |
| Malaysia | 16.6 | 14.8 |
| Maldives | No data | 16 |
| Mali | 34.5 | 39.2 |
| Malta | 14.4 | 14 |
| Marshall Islands | No data | No data |
| Mauritania | 86.2 | 64.8 |
| Mauritius | 14.3 | 14.2 |
| Mexico | 20.1 | 19.5 |
| Micronesia (Federated States of) | 6 | 6 |
| Monaco | 9.2 | 9.2 |
| Mongolia | 32.1 | 20.1 |
| Montenegro | 24.3 | 22 |
| Morocco | 18.9 | 20.3 |
| Mozambique | 22.3 | 16.9 |
| Myanmar | 56.6 | 51 |
| Namibia | 18.4 | 18.1 |
| Nauru | No data | No data |
| Nepal | 74.3 | 64 |
| Netherlands | 14.9 | 14.6 |
| New Zealand | 5.3 | 5.2 |
| Nicaragua | 26 | 23.6 |
| Niger | 51.5 | 59.4 |
| Nigeria | 37.6 | 38.8 |
| Niue | No data | No data |
| Norway | 9.1 | 8.6 |
| Oman | 47.4 | 48.2 |
| Pakistan | 67.7 | 59.8 |
| Palau | No data | No data |
| Panama | 12.8 | 11.5 |
| Papua New Guinea | 12 | 10.4 |
| Paraguay | 16.9 | 14.9 |
| Peru | 35.7 | 26.1 |
| Philippines | 27.1 | 22.2 |
| Poland | 25.4 | 24.1 |
| Portugal | 9.6 | 9.4 |
| Qatar | 104.6 | 103.4 |
| Republic of Korea | 27.8 | 26.8 |
| Republic of Moldova | 17.1 | 16.8 |
| Romania | 20.2 | 18.8 |
| Russian Federation | 16.6 | 14.8 |
| Rwanda | 50.6 | 42.8 |
| Saint Kitts and Nevis | No data | No data |
| Saint Lucia | 15 | 14.8 |
| Saint Vincent and the Grenadines | No data | 13 |
| Samoa | No data | No data |
| San Marino | No data | No data |
| Sao Tome and Principe | No data | 12.7 |
| Saudi Arabia | 127.1 | 107.7 |
| Senegal | 43.2 | 33.8 |
| Serbia | 21.4 | 19.4 |
| Seychelles | 13 | 13 |
| Sierra Leone | 16.8 | 17.1 |
| Singapore | 17 | 17 |
| Slovakia | 20.2 | 19.3 |
| Slovenia | 19.4 | 18.2 |
| Solomon Islands | 5 | 5 |
| Somalia | 16.9 | 15.9 |
| South Africa | 31.3 | 27.4 |
| South Sudan | 32.1 | 29.3 |
| Spain | 9.9 | 9.5 |
| Sri Lanka | 28.5 | 26.7 |
| Sudan | 52.7 | 43.7 |
| Suriname | 16.3 | 15.6 |
| Swaziland | 19.8 | 17.9 |
| Sweden | 5.9 | 5.7 |
| Switzerland | 12.5 | 12 |
| Syrian Arab Republic | 34.1 | 33.9 |
| Tajikistan | 50.7 | 40.8 |
| Thailand | 27.3 | 24.6 |
| The former Yugoslav republic of Macedonia | 42.7 | 37.1 |
| Timor-Leste | 15 | 14.8 |
| Togo | 25.9 | 28.3 |
| Tonga | No data | No data |
| Trinidad and Tobago | 12.7 | 12.6 |
| Tunisia | 35.2 | 36.4 |
| Turkey | 35.2 | 33.5 |
| Turkmenistan | 26.2 | 25.1 |
| Tuvalu | No data | No data |
| Uganda | 79.6 | 57.2 |
| Ukraine | 16.9 | 16.4 |
| United Arab Emirates | 64.4 | 63.6 |
| United Kingdom of Great Britain and Northern Ireland | 12.4 | 12.1 |
| United Republic of Tanzania | 23.9 | 21.7 |
| United States of America | 8.4 | 8.2 |
| Uruguay | 11.5 | 11.3 |
| Uzbekistan | 38.3 | 31.7 |
| Vanuatu | 7 | 6.3 |
| Venezuela (Bolivarian Republic of) | 24 | 22.5 |
| Viet Nam | 27.6 | 25.7 |
| Yemen | 42 | 42.7 |
| Zambia | 29.5 | 23.4 |
| Zimbabwe | 23.9 | 19.6 |