Region
United States
77
China
18
India
8
Africa
6
Developing countries
5
Europe
5
Asia
3
Bangladesh
3
Japan
3
Great Britain
2
South Africa
2
Africa, Sub-Saharan
1
Botswana
1
California
1
Caribbean Area
1
European Economic Community countries
1
European Union countries
1
Finland
1
Florida
1
Iowa
1
Italy
1
Korea (South)
1
Mutare
1
Peru
1
Poland
1
Santa Clara County
1
South America
1
Switzerland
1
Taiwan
1
Turkey
1
Vermont
1
Zimbabwe
1