Region
United States
18
European Union countries
8
Developing countries
5
China
4
China --
4
Great Britain
4
Africa
3
United States --
3
Africa, Sub-Saharan
2
Africa,Sub-Saharan
2
Australia
2
Canada
2
Europe
2
Japan
2
North America
2
Africa, Sub-Saharan --
1
Africa, West
1
Albania
1
Albania --
1
Arab countries
1
Arab countries --
1
Asia
1
California --
1
Caribbean Area
1
Caribbean Area --
1
Channel Islands --
1
Contra Costa County
1
Cotacachi
1
Czechoslovakia
1
Czechoslovakia --
1
Ecuador --
1
Europe, Eastern
1
European Economic Community countries
1
European Economic Community countries --
1
European Union countries --
1
France
1
Germany
1
Ghana
1
Greece
1
Hong Kong
1
India
1
India --
1
Japan --
1
Jersey
1
Kenya
1
Kenya --
1
Kolkata
1
Latin America
1
Latin America --
1
Madagascar
1
more ...