| Rank |
Countries
|
Amount
|
Date
|
|
# 1
|
Sudan: |
298.62 mcg/m³
|
1992  |
|
|
Environment in Sudan
|
|
# 2
|
Mali: |
261.53 mcg/m³
|
1992  |
|
|
Environment in Mali
|
|
# 3
|
Uruguay: |
229.04 mcg/m³
|
1992  |
|
|
Environment in Uruguay
|
|
# 4
|
Kuwait: |
219.75 mcg/m³
|
1992  |
|
|
Environment in Kuwait
|
|
# 5
|
Niger: |
218.6 mcg/m³
|
1992  |
|
|
Environment in Niger
|
|
# 6
|
Egypt: |
215.11 mcg/m³
|
1992  |
|
|
Environment in Egypt
|
|
# 7
|
Liechtenstein: |
210.65 mcg/m³
|
1992  |
|
|
Environment in Liechtenstein
|
|
# 8
|
Pakistan: |
209.16 mcg/m³
|
1992  |
|
|
Environment in Pakistan
|
|
# 9
|
Chad: |
205.94 mcg/m³
|
1992  |
|
|
Environment in Chad
|
|
# 10
|
Iraq: |
200.74 mcg/m³
|
1992  |
|
|
Environment in Iraq
|
|
# 11
|
Bangladesh: |
197.28 mcg/m³
|
1992  |
|
|
Environment in Bangladesh
|
|
# 12
|
United Arab Emirates: |
196.83 mcg/m³
|
1992  |
|
|
Environment in United Arab Emirates
|
|
# 13
|
Turkmenistan: |
185.31 mcg/m³
|
1992  |
|
|
Environment in Turkmenistan
|
|
# 14
|
Saudi Arabia: |
180.59 mcg/m³
|
1992  |
|
|
Environment in Saudi Arabia
|
|
# 15
|
Nigeria: |
173.51 mcg/m³
|
1992  |
|
|
Environment in Nigeria
|
|
# 16
|
Trinidad and Tobago: |
162.89 mcg/m³
|
1992  |
|
|
Environment in Trinidad and Tobago
|
|
# 17
|
Oman: |
162.18 mcg/m³
|
1992  |
|
|
Environment in Oman
|
|
# 18
|
Syria: |
159.77 mcg/m³
|
1992  |
|
|
Environment in Syria
|
|
# 19
|
Angola: |
155.47 mcg/m³
|
1992  |
|
|
Environment in Angola
|
|
# 20
|
Burkina Faso: |
151.39 mcg/m³
|
1992  |
|
|
Environment in Burkina Faso
|
|
# 21
|
Tajikistan: |
147.99 mcg/m³
|
1992  |
|
|
Environment in Tajikistan
|
|
# 22
|
Andorra: |
147.93 mcg/m³
|
1992  |
|
|
Environment in Andorra
|
|
# 23
|
Yemen: |
141.78 mcg/m³
|
1992  |
|
|
Environment in Yemen
|
|
# 24
|
Mauritania: |
139.45 mcg/m³
|
1992  |
|
|
Environment in Mauritania
|
|
# 25
|
Korea, North: |
136.92 mcg/m³
|
1992  |
|
|
Environment in Korea, North
|
|
# 26
|
Gambia, The: |
134.89 mcg/m³
|
1992  |
|
|
Environment in Gambia, The
|
|
# 27
|
Indonesia: |
130.3 mcg/m³
|
1992  |
|
|
Environment in Indonesia
|
|
# 28
|
Ethiopia: |
122.23 mcg/m³
|
1992  |
|
|
Environment in Ethiopia
|
|
# 29
|
Eritrea: |
117.56 mcg/m³
|
1992  |
|
|
Environment in Eritrea
|
|
# 30
|
Guinea-Bissau: |
117.51 mcg/m³
|
1992  |
|
|
Environment in Guinea-Bissau
|
|
# 31
|
India: |
117.07 mcg/m³
|
1992  |
|
|
Environment in India
|
|
# 32
|
Algeria: |
116.4 mcg/m³
|
1992  |
|
|
Environment in Algeria
|
|
# 33
|
Congo, Republic of the: |
116.24 mcg/m³
|
1992  |
|
|
Environment in Congo, Republic of the
|
|
# 34
|
Botswana: |
113.15 mcg/m³
|
1992  |
|
|
Environment in Botswana
|
|
# 35
|
Mozambique: |
110.36 mcg/m³
|
1992  |
|
|
Environment in Mozambique
|
|
# 36
|
Libya: |
110.35 mcg/m³
|
1992  |
|
|
Environment in Libya
|
|
# 37
|
Moldova: |
109.89 mcg/m³
|
1992  |
|
|
Environment in Moldova
|
|
# 38
|
Bolivia: |
109.66 mcg/m³
|
1992  |
|
|
Environment in Bolivia
|
|
# 39
|
China: |
109.18 mcg/m³
|
1992  |
|
|
Environment in China
|
|
# 40
|
Vietnam: |
106.66 mcg/m³
|
1992  |
|
|
Environment in Vietnam
|
|
# 41
|
Azerbaijan: |
105.33 mcg/m³
|
1992  |
|
|
Environment in Azerbaijan
|
|
# 42
|
Burma: |
104.75 mcg/m³
|
1992  |
|
|
Environment in Burma
|
|
# 43
|
Cameroon: |
103.08 mcg/m³
|
1992  |
|
|
Environment in Cameroon
|
|
# 44
|
Guinea: |
102.53 mcg/m³
|
1992  |
|
|
Environment in Guinea
|
|
# 45
|
Côte d'Ivoire: |
102.12 mcg/m³
|
1992  |
|
|
Environment in Côte d'Ivoire
|
|
# 46
|
Paraguay: |
100.95 mcg/m³
|
1992  |
|
|
Environment in Paraguay
|
|
# 47
|
Jordan: |
99.5 mcg/m³
|
1992  |
|
|
Environment in Jordan
|
|
# 48
|
Bulgaria: |
97.22 mcg/m³
|
1992  |
|
|
Environment in Bulgaria
|
|
# 49
|
Senegal: |
96.73 mcg/m³
|
1992  |
|
|
Environment in Senegal
|
|
# 50
|
Iran: |
96.57 mcg/m³
|
1992  |
|
|
Environment in Iran
|
|
# 51
|
Peru: |
93.51 mcg/m³
|
1992  |
|
|
Environment in Peru
|
|
# 52
|
Zambia: |
92.58 mcg/m³
|
1992  |
|
|
Environment in Zambia
|
|
# 53
|
Uzbekistan: |
92.56 mcg/m³
|
1992  |
|
|
Environment in Uzbekistan
|
|
# 54
|
Sierra Leone: |
91.2 mcg/m³
|
1992  |
|
|
Environment in Sierra Leone
|
|
# 55
|
Argentina: |
87.66 mcg/m³
|
1992  |
|
|
Environment in Argentina
|
|
# 56
|
Bahrain: |
85.42 mcg/m³
|
1992  |
|
|
Environment in Bahrain
|
|
# 57
|
Thailand: |
83.89 mcg/m³
|
1992  |
|
|
Environment in Thailand
|
|
# 58
|
Cambodia: |
83.89 mcg/m³
|
1992  |
|
|
Environment in Cambodia
|
|
# 59
|
Sri Lanka: |
83.53 mcg/m³
|
1992  |
|
|
Environment in Sri Lanka
|
|
# 60
|
New Caledonia: |
82.21 mcg/m³
|
1992  |
|
|
Environment in New Caledonia
|
|
# 61
|
Haiti: |
80.7 mcg/m³
|
1992  |
|
|
Environment in Haiti
|
|
# 62
|
Qatar: |
79.48 mcg/m³
|
1992  |
|
|
Environment in Qatar
|
|
# 63
|
Chile: |
76.5 mcg/m³
|
1992  |
|
|
Environment in Chile
|
|
# 64
|
Congo, Democratic Republic of the: |
72.92 mcg/m³
|
1992  |
|
|
Environment in Congo, Democratic Republic of the
|
|
# 65
|
Afghanistan: |
72.51 mcg/m³
|
1992  |
|
|
Environment in Afghanistan
|
|
# 66
|
Cyprus: |
71 mcg/m³
|
1992  |
|
|
Environment in Cyprus
|
|
# 67
|
Benin: |
70.92 mcg/m³
|
1992  |
|
|
Environment in Benin
|
|
# 68
|
São Tomé and Príncipe: |
70.83 mcg/m³
|
1992  |
|
|
Environment in São Tomé and Príncipe
|
|
# 69
|
Lesotho: |
70.55 mcg/m³
|
1992  |
|
|
Environment in Lesotho
|
|
# 70
|
Albania: |
69.6 mcg/m³
|
1992  |
|
|
Environment in Albania
|
|
# 71
|
Singapore: |
68.98 mcg/m³
|
1992  |
|
|
Environment in Singapore
|
|
# 72
|
Tunisia: |
67.81 mcg/m³
|
1992  |
|
|
Environment in Tunisia
|
|
# 73
|
Mongolia: |
67.58 mcg/m³
|
1992  |
|
|
Environment in Mongolia
|
|
# 74
|
Madagascar: |
66.96 mcg/m³
|
1992  |
|
|
Environment in Madagascar
|
|
# 75
|
Guatemala: |
66.57 mcg/m³
|
1992  |
|
|
Environment in Guatemala
|
|
# 76
|
Panama: |
65.3 mcg/m³
|
1992  |
|
|
Environment in Panama
|
|
# 77
|
Turkey: |
64.86 mcg/m³
|
1992  |
|
|
Environment in Turkey
|
|
# 78
|
Israel: |
64.68 mcg/m³
|
1992  |
|
|
Environment in Israel
|
|
# 79
|
Kyrgyzstan: |
64.54 mcg/m³
|
1992  |
|
|
Environment in Kyrgyzstan
|
|
# 80
|
Malawi: |
64.5 mcg/m³
|
1992  |
|
|
Environment in Malawi
|
|
# 81
|
Greece: |
63.32 mcg/m³
|
1992  |
|
|
Environment in Greece
|
|
# 82
|
Nepal: |
63.15 mcg/m³
|
1992  |
|
|
Environment in Nepal
|
|
# 83
|
Kenya: |
63.12 mcg/m³
|
1992  |
|
|
Environment in Kenya
|
|
# 84
|
Comoros: |
61.62 mcg/m³
|
1992  |
|
|
Environment in Comoros
|
|
# 85
|
Jamaica: |
61.53 mcg/m³
|
1992  |
|
|
Environment in Jamaica
|
|
# 86
|
Central African Republic: |
61.36 mcg/m³
|
1992  |
|
|
Environment in Central African Republic
|
|
# 87
|
Liberia: |
60.91 mcg/m³
|
1992  |
|
|
Environment in Liberia
|
|
# 88
|
Mexico: |
60.75 mcg/m³
|
1992  |
|
|
Environment in Mexico
|
|
# 89
|
Somalia: |
58.53 mcg/m³
|
1992  |
|
|
Environment in Somalia
|
|
# 90
|
Laos: |
57.46 mcg/m³
|
1992  |
|
|
Environment in Laos
|
|
# 91
|
Korea, South: |
57.37 mcg/m³
|
1992  |
|
|
Environment in Korea, South
|
|
# 92
|
Ukraine: |
56.3 mcg/m³
|
1992  |
|
|
Environment in Ukraine
|
|
# 93
|
Philippines: |
55.55 mcg/m³
|
1992  |
|
|
Environment in Philippines
|
|
# 94
|
Macau: |
55.39 mcg/m³
|
1992  |
|
|
Environment in Macau
|
|
# 95
|
Suriname: |
54.75 mcg/m³
|
1992  |
|
|
Environment in Suriname
|
|
# 96
|
Poland: |
54.67 mcg/m³
|
1992  |
|
|
Environment in Poland
|
|
# 97
|
Guyana: |
54.61 mcg/m³
|
1992  |
|
|
Environment in Guyana
|
|
# 98
|
Tanzania: |
52.51 mcg/m³
|
1992  |
|
|
Environment in Tanzania
|
|
# 99
|
Portugal: |
51.58 mcg/m³
|
1992  |
|
|
Environment in Portugal
|
|
# 100
|
Bahamas, The: |
51.43 mcg/m³
|
1992  |
|
|
Environment in Bahamas, The
|
|
# 101
|
El Salvador: |
49.37 mcg/m³
|
1992  |
|
|
Environment in El Salvador
|
|
# 102
|
Nicaragua: |
49.37 mcg/m³
|
1992  |
|
|
Environment in Nicaragua
|
|
# 103
|
Faroe Islands: |
48.88 mcg/m³
|
1992  |
|
|
Environment in Faroe Islands
|
|
# 104
|
Burundi: |
48.63 mcg/m³
|
1992  |
|
|
Environment in Burundi
|
|
# 105
|
Honduras: |
48 mcg/m³
|
1992  |
|
|
Environment in Honduras
|
|
# 106
|
Barbados: |
47.89 mcg/m³
|
1992  |
|
|
Environment in Barbados
|
|
# 107
|
Togo: |
47.19 mcg/m³
|
1992  |
|
|
Environment in Togo
|
|
# 108
|
Saint Lucia: |
46.78 mcg/m³
|
1992  |
|
|
Environment in Saint Lucia
|
|
# 109
|
Kazakhstan: |
46.5 mcg/m³
|
1992  |
|
|
Environment in Kazakhstan
|
|
# 110
|
Rwanda: |
46.48 mcg/m³
|
1992  |
|
|
Environment in Rwanda
|
|
# 111
|
Czech Republic: |
45.96 mcg/m³
|
1992  |
|
|
Environment in Czech Republic
|
|
# 112
|
Dominican Republic: |
45.93 mcg/m³
|
1992  |
|
|
Environment in Dominican Republic
|
|
# 113
|
Lebanon: |
45.85 mcg/m³
|
1992  |
|
|
Environment in Lebanon
|
|
# 114
|
Costa Rica: |
45.2 mcg/m³
|
1992  |
|
|
Environment in Costa Rica
|
|
# 115
|
Croatia: |
44.59 mcg/m³
|
1992  |
|
|
Environment in Croatia
|
|
# 116
|
Virgin Islands: |
44.32 mcg/m³
|
1992  |
|
|
Environment in Virgin Islands
|
|
# 117
|
Bhutan: |
43.51 mcg/m³
|
1992  |
|
|
Environment in Bhutan
|
|
# 118
|
Djibouti: |
43.29 mcg/m³
|
1992  |
|
|
Environment in Djibouti
|
|
# 119
|
Netherlands: |
43.19 mcg/m³
|
1992  |
|
|
Environment in Netherlands
|
|
# 120
|
Zimbabwe: |
41.41 mcg/m³
|
1992  |
|
|
Environment in Zimbabwe
|
|
# 121
|
Slovakia: |
41.35 mcg/m³
|
1992  |
|
|
Environment in Slovakia
|
|
# 122
|
Macedonia, Republic of: |
41.33 mcg/m³
|
1992  |
|
|
Environment in Macedonia, Republic of
|
|
# 123
|
Saint Vincent and the Grenadines: |
41.17 mcg/m³
|
1992  |
|
|
Environment in Saint Vincent and the Grenadines
|
|
# 124
|
Namibia: |
41.09 mcg/m³
|
1992  |
|
|
Environment in Namibia
|
|
# 125
|
Brazil: |
40.98 mcg/m³
|
1992  |
|
|
Environment in Brazil
|
|
# 126
|
Spain: |
40.9 mcg/m³
|
1992  |
|
|
Environment in Spain
|
|
# 127
|
Japan: |
40.56 mcg/m³
|
1992  |
|
|
Environment in Japan
|
|
# 128
|
Lithuania: |
39.77 mcg/m³
|
1992  |
|
|
Environment in Lithuania
|
|
# 129
|
Latvia: |
39.25 mcg/m³
|
1992  |
|
|
Environment in Latvia
|
|
# 130
|
Brunei: |
39.19 mcg/m³
|
1992  |
|
|
Environment in Brunei
|
|
# 131
|
Fiji: |
37.15 mcg/m³
|
1992  |
|
|
Environment in Fiji
|
|
# 132
|
Italy: |
36.86 mcg/m³
|
1992  |
|
|
Environment in Italy
|
|
# 133
|
Russia: |
36.3 mcg/m³
|
1992  |
|
|
Environment in Russia
|
|
# 134
|
Colombia: |
36.16 mcg/m³
|
1992  |
|
|
Environment in Colombia
|
|
# 135
|
Austria: |
36.08 mcg/m³
|
1992  |
|
|
Environment in Austria
|
|
# 136
|
Swaziland: |
35.64 mcg/m³
|
1992  |
|
|
Environment in Swaziland
|
|
# 137
|
Malaysia: |
35.56 mcg/m³
|
1992  |
|
|
Environment in Malaysia
|
|
# 138
|
Romania: |
35.26 mcg/m³
|
1992  |
|
|
Environment in Romania
|
|
# 139
|
Ghana: |
34.94 mcg/m³
|
1992  |
|
|
Environment in Ghana
|
|
# 140
|
Solomon Islands: |
34.89 mcg/m³
|
1992  |
|
|
Environment in Solomon Islands
|
|
# 141
|
Ecuador: |
34.83 mcg/m³
|
1992  |
|
|
Environment in Ecuador
|
|
# 142
|
Dominica: |
34.6 mcg/m³
|
1992  |
|
|
Environment in Dominica
|
|
# 143
|
Switzerland: |
33.89 mcg/m³
|
1992  |
|
|
Environment in Switzerland
|
|
# 144
|
Morocco: |
33.51 mcg/m³
|
1992  |
|
|
Environment in Morocco
|
|
# 145
|
Papua New Guinea: |
33.47 mcg/m³
|
1992  |
|
|
Environment in Papua New Guinea
|
|
# 146
|
Cuba: |
33.39 mcg/m³
|
1992  |
|
|
Environment in Cuba
|
|
# 147
|
Netherlands Antilles: |
33.03 mcg/m³
|
1992  |
|
|
Environment in Netherlands Antilles
|
|
# 148
|
Vanuatu: |
32.19 mcg/m³
|
1992  |
|
|
Environment in Vanuatu
|
|
# 149
|
Belgium: |
31.32 mcg/m³
|
1992  |
|
|
Environment in Belgium
|
|
# 150
|
Hungary: |
30.91 mcg/m³
|
1992  |
|
|
Environment in Hungary
|
|
# 151
|
Grenada: |
30.63 mcg/m³
|
1992  |
|
|
Environment in Grenada
|
|
# 152
|
Estonia: |
30.42 mcg/m³
|
1992  |
|
|
Environment in Estonia
|
|
# 153
|
South Africa: |
30.04 mcg/m³
|
1992  |
|
|
Environment in South Africa
|
|
# 154
|
Saint Kitts and Nevis: |
28.62 mcg/m³
|
1992  |
|
|
Environment in Saint Kitts and Nevis
|
|
# 155
|
United States: |
28.57 mcg/m³
|
1992  |
|
|
Environment in United States
|
|
# 156
|
Denmark: |
27.77 mcg/m³
|
1992  |
|
|
Environment in Denmark
|
|
# 157
|
Luxembourg: |
27.75 mcg/m³
|
1992  |
|
|
Environment in Luxembourg
|
|
# 158
|
Uganda: |
27.35 mcg/m³
|
1992  |
|
|
Environment in Uganda
|
|
# 159
|
Germany: |
25.91 mcg/m³
|
1992  |
|
|
Environment in Germany
|
|
# 160
|
Maldives: |
25.86 mcg/m³
|
1992  |
|
|
Environment in Maldives
|
|
# 161
|
Mauritius: |
25.71 mcg/m³
|
1992  |
|
|
Environment in Mauritius
|
|
# 162
|
Puerto Rico: |
25.59 mcg/m³
|
1992  |
|
|
Environment in Puerto Rico
|
|
# 163
|
Serbia and Montenegro: |
25.28 mcg/m³
|
1992  |
|
|
Environment in Serbia and Montenegro
|
|
# 164
|
Ireland: |
23.95 mcg/m³
|
1992  |
|
|
Environment in Ireland
|
|
# 165
|
Canada: |
23.85 mcg/m³
|
1992  |
|
|
Environment in Canada
|
|
# 166
|
United Kingdom: |
23.79 mcg/m³
|
1992  |
|
|
Environment in United Kingdom
|
|
# 167
|
Belize: |
23.04 mcg/m³
|
1992  |
|
|
Environment in Belize
|
|
# 168
|
Iceland: |
22.96 mcg/m³
|
1992  |
|
|
Environment in Iceland
|
|
# 169
|
Cayman Islands: |
22.91 mcg/m³
|
1992  |
|
|
Environment in Cayman Islands
|
|
# 170
|
Finland: |
22.26 mcg/m³
|
1992  |
|
|
Environment in Finland
|
|
# 171
|
San Marino: |
22.15 mcg/m³
|
1992  |
|
|
Environment in San Marino
|
|
# 172
|
Norway: |
21.93 mcg/m³
|
1992  |
|
|
Environment in Norway
|
|
# 173
|
Australia: |
21.74 mcg/m³
|
1992  |
|
|
Environment in Australia
|
|
# 174
|
Bosnia and Herzegovina: |
21.52 mcg/m³
|
1992  |
|
|
Environment in Bosnia and Herzegovina
|
|
# 175
|
Belarus: |
20.38 mcg/m³
|
1992  |
|
|
Environment in Belarus
|
|
# 176
|
Antigua and Barbuda: |
19.23 mcg/m³
|
1992  |
|
|
Environment in Antigua and Barbuda
|
|
# 177
|
Equatorial Guinea: |
17.27 mcg/m³
|
1992  |
|
|
Environment in Equatorial Guinea
|
|
# 178
|
New Zealand: |
17.2 mcg/m³
|
1992  |
|
|
Environment in New Zealand
|
|
# 179
|
Venezuela: |
16.92 mcg/m³
|
1992  |
|
|
Environment in Venezuela
|
|
# 180
|
France: |
16.29 mcg/m³
|
1992  |
|
|
Environment in France
|
|
# 181
|
Sweden: |
13.93 mcg/m³
|
1992  |
|
|
Environment in Sweden
|
|
# 182
|
Gabon: |
10.02 mcg/m³
|
1992  |
|
|
Environment in Gabon
|
| |
Weighted average: |
75.0 mcg/m³ |
|
|