Region
United States
24
China
9
Asia
5
Australia
5
Pakistan
5
Canada
4
Developing countries
4
India
4
Great Britain
3
Latin America
3
Nigeria
3
Brazil
2
Europe
2
États-Unis
2
Grande-Bretagne
2
Ireland
2
Korea
2
Pacific Area
2
Romania
2
Scandinavia
2
Spain
2
USA
2
United Arab Emirates
2
Africa
1
Africa, Eastern
1
Afrique
1
Afrique orientale
1
Alberta
1
Arab countries
1
Asie du Sud-Est
1
Australasia
1
Austria
1
Autriche
1
CHILE
1
California
1
Ceará (State)
1
Chile
1
Colombia
1
Eastern Africa
1
European Union countries
1
Germany, West
1
Indonesia
1
Islamic countries
1
Israel
1
Italy
1
Japan
1
Korea (South)
1
Lithuania
1
Malaysia
1
Niger River Delta
1
more ...