| Rank |
Countries
|
Amount
|
Date
|
|
# 1
|
Sudan: |
287.58 mcg/m³
|
1990  |
|
|
Environment in Sudan
|
|
# 2
|
United Arab Emirates: |
264.17 mcg/m³
|
1990  |
|
|
Environment in United Arab Emirates
|
|
# 3
|
Mali: |
263.65 mcg/m³
|
1990  |
|
|
Environment in Mali
|
|
# 4
|
Uruguay: |
237.31 mcg/m³
|
1990  |
|
|
Environment in Uruguay
|
|
# 5
|
Pakistan: |
224.1 mcg/m³
|
1990  |
|
|
Environment in Pakistan
|
|
# 6
|
Bangladesh: |
223.22 mcg/m³
|
1990  |
|
|
Environment in Bangladesh
|
|
# 7
|
Egypt: |
221.27 mcg/m³
|
1990  |
|
|
Environment in Egypt
|
|
# 8
|
Liechtenstein: |
218.45 mcg/m³
|
1990  |
|
|
Environment in Liechtenstein
|
|
# 9
|
Niger: |
216.05 mcg/m³
|
1990  |
|
|
Environment in Niger
|
|
# 10
|
Chad: |
213.56 mcg/m³
|
1990  |
|
|
Environment in Chad
|
|
# 11
|
Korea, North: |
183.97 mcg/m³
|
1990  |
|
|
Environment in Korea, North
|
|
# 12
|
Nigeria: |
179.32 mcg/m³
|
1990  |
|
|
Environment in Nigeria
|
|
# 13
|
Saudi Arabia: |
162.83 mcg/m³
|
1990  |
|
|
Environment in Saudi Arabia
|
|
# 14
|
Syria: |
158.33 mcg/m³
|
1990  |
|
|
Environment in Syria
|
|
# 15
|
Andorra: |
153.41 mcg/m³
|
1990  |
|
|
Environment in Andorra
|
|
# 16
|
Burkina Faso: |
149.27 mcg/m³
|
1990  |
|
|
Environment in Burkina Faso
|
|
# 17
|
Oman: |
147.9 mcg/m³
|
1990  |
|
|
Environment in Oman
|
|
# 18
|
Iraq: |
146.35 mcg/m³
|
1990  |
|
|
Environment in Iraq
|
|
# 19
|
Mauritania: |
146.29 mcg/m³
|
1990  |
|
|
Environment in Mauritania
|
|
# 20
|
Trinidad and Tobago: |
142.28 mcg/m³
|
1990  |
|
|
Environment in Trinidad and Tobago
|
|
# 21
|
Angola: |
141.78 mcg/m³
|
1990  |
|
|
Environment in Angola
|
|
# 22
|
Gambia, The: |
141.01 mcg/m³
|
1990  |
|
|
Environment in Gambia, The
|
|
# 23
|
Indonesia: |
138.73 mcg/m³
|
1990  |
|
|
Environment in Indonesia
|
|
# 24
|
Ethiopia: |
133.72 mcg/m³
|
1990  |
|
|
Environment in Ethiopia
|
|
# 25
|
Congo, Republic of the: |
130.11 mcg/m³
|
1990  |
|
|
Environment in Congo, Republic of the
|
|
# 26
|
Vietnam: |
124.35 mcg/m³
|
1990  |
|
|
Environment in Vietnam
|
|
# 27
|
Eritrea: |
121.85 mcg/m³
|
1990  |
|
|
Environment in Eritrea
|
|
# 28
|
Bolivia: |
120.08 mcg/m³
|
1990  |
|
|
Environment in Bolivia
|
|
# 29
|
Botswana: |
119.2 mcg/m³
|
1990  |
|
|
Environment in Botswana
|
|
# 30
|
Cameroon: |
118.68 mcg/m³
|
1990  |
|
|
Environment in Cameroon
|
|
# 31
|
Guinea-Bissau: |
117.06 mcg/m³
|
1990  |
|
|
Environment in Guinea-Bissau
|
|
# 32
|
Cambodia: |
116.18 mcg/m³
|
1990  |
|
|
Environment in Cambodia
|
|
# 33
|
Burma: |
115.81 mcg/m³
|
1990  |
|
|
Environment in Burma
|
|
# 34
|
Algeria: |
114.83 mcg/m³
|
1990  |
|
|
Environment in Algeria
|
|
# 35
|
China: |
113.04 mcg/m³
|
1990  |
|
|
Environment in China
|
|
# 36
|
Bulgaria: |
111.12 mcg/m³
|
1990  |
|
|
Environment in Bulgaria
|
|
# 37
|
Mozambique: |
110.14 mcg/m³
|
1990  |
|
|
Environment in Mozambique
|
|
# 38
|
Jordan: |
109.95 mcg/m³
|
1990  |
|
|
Environment in Jordan
|
|
# 39
|
India: |
109.64 mcg/m³
|
1990  |
|
|
Environment in India
|
|
# 40
|
Libya: |
106.96 mcg/m³
|
1990  |
|
|
Environment in Libya
|
|
# 41
|
Singapore: |
106.29 mcg/m³
|
1990  |
|
|
Environment in Singapore
|
|
# 42
|
Guinea: |
104.91 mcg/m³
|
1990  |
|
|
Environment in Guinea
|
|
# 43
|
Paraguay: |
104.84 mcg/m³
|
1990  |
|
|
Environment in Paraguay
|
|
# 44
|
Argentina: |
104.57 mcg/m³
|
1990  |
|
|
Environment in Argentina
|
|
# 45
|
New Caledonia: |
104.3 mcg/m³
|
1990  |
|
|
Environment in New Caledonia
|
|
# 46
|
Bahrain: |
102.9 mcg/m³
|
1990  |
|
|
Environment in Bahrain
|
|
# 47
|
Peru: |
97.9 mcg/m³
|
1990  |
|
|
Environment in Peru
|
|
# 48
|
Senegal: |
95.44 mcg/m³
|
1990  |
|
|
Environment in Senegal
|
|
# 49
|
Sri Lanka: |
95.06 mcg/m³
|
1990  |
|
|
Environment in Sri Lanka
|
|
# 50
|
Zambia: |
94.92 mcg/m³
|
1990  |
|
|
Environment in Zambia
|
|
# 51
|
Côte d'Ivoire: |
94.2 mcg/m³
|
1990  |
|
|
Environment in Côte d'Ivoire
|
|
# 52
|
Albania: |
92.45 mcg/m³
|
1990  |
|
|
Environment in Albania
|
|
# 53
|
Sierra Leone: |
90.72 mcg/m³
|
1990  |
|
|
Environment in Sierra Leone
|
|
# 54
|
Thailand: |
88.1 mcg/m³
|
1990  |
|
|
Environment in Thailand
|
|
# 55
|
Chile: |
87.88 mcg/m³
|
1990  |
|
|
Environment in Chile
|
|
# 56
|
Iran: |
86.1 mcg/m³
|
1990  |
|
|
Environment in Iran
|
|
# 57
|
Lesotho: |
85.38 mcg/m³
|
1990  |
|
|
Environment in Lesotho
|
|
# 58
|
Korea, South: |
82.18 mcg/m³
|
1990  |
|
|
Environment in Korea, South
|
|
# 59
|
Kuwait: |
81.73 mcg/m³
|
1990  |
|
|
Environment in Kuwait
|
|
# 60
|
Uzbekistan: |
78.99 mcg/m³
|
1990  |
|
|
Environment in Uzbekistan
|
|
# 61
|
Somalia: |
77.78 mcg/m³
|
1990  |
|
|
Environment in Somalia
|
|
# 62
|
Madagascar: |
77.29 mcg/m³
|
1990  |
|
|
Environment in Madagascar
|
|
# 63
|
Benin: |
75.37 mcg/m³
|
1990  |
|
|
Environment in Benin
|
|
# 64
|
Turkey: |
75.32 mcg/m³
|
1990  |
|
|
Environment in Turkey
|
|
# 65
|
Afghanistan: |
74.51 mcg/m³
|
1990  |
|
|
Environment in Afghanistan
|
|
# 66
|
Malawi: |
74.46 mcg/m³
|
1990  |
|
|
Environment in Malawi
|
|
# 67
|
Cyprus: |
74.41 mcg/m³
|
1990  |
|
|
Environment in Cyprus
|
|
# 68
|
Namibia: |
73.55 mcg/m³
|
1990  |
|
|
Environment in Namibia
|
|
# 69
|
Laos: |
73.27 mcg/m³
|
1990  |
|
|
Environment in Laos
|
|
# 70
|
Czech Republic: |
72.79 mcg/m³
|
1990  |
|
|
Environment in Czech Republic
|
|
# 71
|
Congo, Democratic Republic of the: |
72.71 mcg/m³
|
1990  |
|
|
Environment in Congo, Democratic Republic of the
|
|
# 72
|
Comoros: |
72.39 mcg/m³
|
1990  |
|
|
Environment in Comoros
|
|
# 73
|
Tunisia: |
71.32 mcg/m³
|
1990  |
|
|
Environment in Tunisia
|
|
# 74
|
Israel: |
70.84 mcg/m³
|
1990  |
|
|
Environment in Israel
|
|
# 75
|
Haiti: |
69.85 mcg/m³
|
1990  |
|
|
Environment in Haiti
|
|
# 76
|
Qatar: |
69.58 mcg/m³
|
1990  |
|
|
Environment in Qatar
|
|
# 77
|
Mexico: |
69.45 mcg/m³
|
1990  |
|
|
Environment in Mexico
|
|
# 78
|
Greece: |
69.13 mcg/m³
|
1990  |
|
|
Environment in Greece
|
|
# 79
|
Nepal: |
66.52 mcg/m³
|
1990  |
|
|
Environment in Nepal
|
|
# 80
|
São Tomé and Príncipe: |
66.48 mcg/m³
|
1990  |
|
|
Environment in São Tomé and Príncipe
|
|
# 81
|
Kenya: |
66.26 mcg/m³
|
1990  |
|
|
Environment in Kenya
|
|
# 82
|
Djibouti: |
65.36 mcg/m³
|
1990  |
|
|
Environment in Djibouti
|
|
# 83
|
Mongolia: |
64.82 mcg/m³
|
1990  |
|
|
Environment in Mongolia
|
|
# 84
|
Guatemala: |
63.13 mcg/m³
|
1990  |
|
|
Environment in Guatemala
|
|
# 85
|
Central African Republic: |
60.97 mcg/m³
|
1990  |
|
|
Environment in Central African Republic
|
|
# 86
|
Croatia: |
59.76 mcg/m³
|
1990  |
|
|
Environment in Croatia
|
|
# 87
|
Swaziland: |
59.71 mcg/m³
|
1990  |
|
|
Environment in Swaziland
|
|
# 88
|
Poland: |
59.24 mcg/m³
|
1990  |
|
|
Environment in Poland
|
|
# 89
|
Liberia: |
59.07 mcg/m³
|
1990  |
|
|
Environment in Liberia
|
|
# 90
|
Jamaica: |
58.48 mcg/m³
|
1990  |
|
|
Environment in Jamaica
|
|
# 91
|
Panama: |
58.28 mcg/m³
|
1990  |
|
|
Environment in Panama
|
|
# 92
|
Macau: |
58.01 mcg/m³
|
1990  |
|
|
Environment in Macau
|
|
# 93
|
Tanzania: |
57.05 mcg/m³
|
1990  |
|
|
Environment in Tanzania
|
|
# 94
|
Burundi: |
55.7 mcg/m³
|
1990  |
|
|
Environment in Burundi
|
|
# 95
|
Philippines: |
55.23 mcg/m³
|
1990  |
|
|
Environment in Philippines
|
|
# 96
|
Guyana: |
54.43 mcg/m³
|
1990  |
|
|
Environment in Guyana
|
|
# 97
|
Bahamas, The: |
52.77 mcg/m³
|
1990  |
|
|
Environment in Bahamas, The
|
|
# 98
|
Portugal: |
52.3 mcg/m³
|
1990  |
|
|
Environment in Portugal
|
|
# 99
|
Saint Lucia: |
51.12 mcg/m³
|
1990  |
|
|
Environment in Saint Lucia
|
|
# 100
|
Faroe Islands: |
50.69 mcg/m³
|
1990  |
|
|
Environment in Faroe Islands
|
|
# 101
|
Suriname: |
50.59 mcg/m³
|
1990  |
|
|
Environment in Suriname
|
|
# 102
|
Togo: |
49.49 mcg/m³
|
1990  |
|
|
Environment in Togo
|
|
# 103
|
Rwanda: |
48.98 mcg/m³
|
1990  |
|
|
Environment in Rwanda
|
|
# 104
|
Nicaragua: |
48.75 mcg/m³
|
1990  |
|
|
Environment in Nicaragua
|
|
# 105
|
Barbados: |
47.26 mcg/m³
|
1990  |
|
|
Environment in Barbados
|
|
# 106
|
Ukraine: |
47.16 mcg/m³
|
1990  |
|
|
Environment in Ukraine
|
|
# 107
|
Bhutan: |
46.44 mcg/m³
|
1990  |
|
|
Environment in Bhutan
|
|
# 108
|
El Salvador: |
46.2 mcg/m³
|
1990  |
|
|
Environment in El Salvador
|
|
# 109
|
Virgin Islands: |
45.38 mcg/m³
|
1990  |
|
|
Environment in Virgin Islands
|
|
# 110
|
Costa Rica: |
45.13 mcg/m³
|
1990  |
|
|
Environment in Costa Rica
|
|
# 111
|
Netherlands: |
45.04 mcg/m³
|
1990  |
|
|
Environment in Netherlands
|
|
# 112
|
Honduras: |
44.77 mcg/m³
|
1990  |
|
|
Environment in Honduras
|
|
# 113
|
Cuba: |
44.5 mcg/m³
|
1990  |
|
|
Environment in Cuba
|
|
# 114
|
Lebanon: |
44.5 mcg/m³
|
1990  |
|
|
Environment in Lebanon
|
|
# 115
|
Dominican Republic: |
44.3 mcg/m³
|
1990  |
|
|
Environment in Dominican Republic
|
|
# 116
|
Solomon Islands: |
43.86 mcg/m³
|
1990  |
|
|
Environment in Solomon Islands
|
|
# 117
|
Saint Vincent and the Grenadines: |
43.32 mcg/m³
|
1990  |
|
|
Environment in Saint Vincent and the Grenadines
|
|
# 118
|
Japan: |
42.82 mcg/m³
|
1990  |
|
|
Environment in Japan
|
|
# 119
|
Bosnia and Herzegovina: |
41.76 mcg/m³
|
1990  |
|
|
Environment in Bosnia and Herzegovina
|
|
# 120
|
Italy: |
41.62 mcg/m³
|
1990  |
|
|
Environment in Italy
|
|
# 121
|
Spain: |
41.34 mcg/m³
|
1990  |
|
|
Environment in Spain
|
|
# 122
|
Slovakia: |
40.34 mcg/m³
|
1990  |
|
|
Environment in Slovakia
|
|
# 123
|
Brazil: |
40.24 mcg/m³
|
1990  |
|
|
Environment in Brazil
|
|
# 124
|
Latvia: |
40.19 mcg/m³
|
1990  |
|
|
Environment in Latvia
|
|
# 125
|
Ghana: |
39.39 mcg/m³
|
1990  |
|
|
Environment in Ghana
|
|
# 126
|
Austria: |
38.26 mcg/m³
|
1990  |
|
|
Environment in Austria
|
|
# 127
|
Ecuador: |
37.99 mcg/m³
|
1990  |
|
|
Environment in Ecuador
|
|
# 128
|
Macedonia, Republic of: |
37.89 mcg/m³
|
1990  |
|
|
Environment in Macedonia, Republic of
|
|
# 129
|
Colombia: |
37.7 mcg/m³
|
1990  |
|
|
Environment in Colombia
|
|
# 130
|
Switzerland: |
37.24 mcg/m³
|
1990  |
|
|
Environment in Switzerland
|
|
# 131
|
Malaysia: |
36.97 mcg/m³
|
1990  |
|
|
Environment in Malaysia
|
|
# 132
|
Fiji: |
36.78 mcg/m³
|
1990  |
|
|
Environment in Fiji
|
|
# 133
|
Hungary: |
35.84 mcg/m³
|
1990  |
|
|
Environment in Hungary
|
|
# 134
|
Romania: |
35.83 mcg/m³
|
1990  |
|
|
Environment in Romania
|
|
# 135
|
Dominica: |
35.77 mcg/m³
|
1990  |
|
|
Environment in Dominica
|
|
# 136
|
Zimbabwe: |
34.89 mcg/m³
|
1990  |
|
|
Environment in Zimbabwe
|
|
# 137
|
Papua New Guinea: |
33.96 mcg/m³
|
1990  |
|
|
Environment in Papua New Guinea
|
|
# 138
|
Netherlands Antilles: |
33.62 mcg/m³
|
1990  |
|
|
Environment in Netherlands Antilles
|
|
# 139
|
South Africa: |
33.6 mcg/m³
|
1990  |
|
|
Environment in South Africa
|
|
# 140
|
Grenada: |
32.82 mcg/m³
|
1990  |
|
|
Environment in Grenada
|
|
# 141
|
Morocco: |
32.42 mcg/m³
|
1990  |
|
|
Environment in Morocco
|
|
# 142
|
Belgium: |
32.18 mcg/m³
|
1990  |
|
|
Environment in Belgium
|
|
# 143
|
Luxembourg: |
31.44 mcg/m³
|
1990  |
|
|
Environment in Luxembourg
|
|
# 144
|
Vanuatu: |
31.37 mcg/m³
|
1990  |
|
|
Environment in Vanuatu
|
|
# 145
|
United States: |
30.41 mcg/m³
|
1990  |
|
|
Environment in United States
|
|
# 146
|
Saint Kitts and Nevis: |
30.23 mcg/m³
|
1990  |
|
|
Environment in Saint Kitts and Nevis
|
|
# 147
|
Denmark: |
29.83 mcg/m³
|
1990  |
|
|
Environment in Denmark
|
|
# 148
|
Lithuania: |
29.62 mcg/m³
|
1990  |
|
|
Environment in Lithuania
|
|
# 149
|
Equatorial Guinea: |
28.56 mcg/m³
|
1990  |
|
|
Environment in Equatorial Guinea
|
|
# 150
|
Maldives: |
28.32 mcg/m³
|
1990  |
|
|
Environment in Maldives
|
|
# 151
|
Serbia and Montenegro: |
27.51 mcg/m³
|
1990  |
|
|
Environment in Serbia and Montenegro
|
|
# 152
|
Brunei: |
27.39 mcg/m³
|
1990  |
|
|
Environment in Brunei
|
|
# 153
|
Germany: |
27.37 mcg/m³
|
1990  |
|
|
Environment in Germany
|
|
# 154
|
Uganda: |
27.34 mcg/m³
|
1990  |
|
|
Environment in Uganda
|
|
# 155
|
Puerto Rico: |
26.76 mcg/m³
|
1990  |
|
|
Environment in Puerto Rico
|
|
# 156
|
Mauritius: |
25.96 mcg/m³
|
1990  |
|
|
Environment in Mauritius
|
|
# 157
|
Ireland: |
25.69 mcg/m³
|
1990  |
|
|
Environment in Ireland
|
|
# 158
|
Iceland: |
25.42 mcg/m³
|
1990  |
|
|
Environment in Iceland
|
|
# 159
|
United Kingdom: |
25.39 mcg/m³
|
1990  |
|
|
Environment in United Kingdom
|
|
# 160
|
Canada: |
25.19 mcg/m³
|
1990  |
|
|
Environment in Canada
|
|
# 161
|
Norway: |
24.01 mcg/m³
|
1990  |
|
|
Environment in Norway
|
|
# 162
|
Belize: |
23.97 mcg/m³
|
1990  |
|
|
Environment in Belize
|
|
# 163
|
Finland: |
23.56 mcg/m³
|
1990  |
|
|
Environment in Finland
|
|
# 164
|
Cayman Islands: |
23.39 mcg/m³
|
1990  |
|
|
Environment in Cayman Islands
|
|
# 165
|
San Marino: |
22.86 mcg/m³
|
1990  |
|
|
Environment in San Marino
|
|
# 166
|
Australia: |
22.36 mcg/m³
|
1990  |
|
|
Environment in Australia
|
|
# 167
|
Venezuela: |
21.67 mcg/m³
|
1990  |
|
|
Environment in Venezuela
|
|
# 168
|
Antigua and Barbuda: |
20.31 mcg/m³
|
1990  |
|
|
Environment in Antigua and Barbuda
|
|
# 169
|
Estonia: |
18.6 mcg/m³
|
1990  |
|
|
Environment in Estonia
|
|
# 170
|
France: |
17.6 mcg/m³
|
1990  |
|
|
Environment in France
|
|
# 171
|
New Zealand: |
16.08 mcg/m³
|
1990  |
|
|
Environment in New Zealand
|
|
# 172
|
Sweden: |
15.19 mcg/m³
|
1990  |
|
|
Environment in Sweden
|
|
# 173
|
Russia: |
13.31 mcg/m³
|
1990  |
|
|
Environment in Russia
|
|
# 174
|
Kazakhstan: |
12.11 mcg/m³
|
1990  |
|
|
Environment in Kazakhstan
|
|
# 175
|
Gabon: |
9.46 mcg/m³
|
1990  |
|
|
Environment in Gabon
|
|
# 176
|
Belarus: |
7.49 mcg/m³
|
1990  |
|
|
Environment in Belarus
|
| |
Weighted average: |
75.9 mcg/m³ |
|
|