Region
United States
13
Caribbean Area
4
Latin America
3
Africa
2
China
2
Colombia
2
Cuba
2
Europe, Eastern
2
Middle East
2
Africa South of the Sahara
1
Africa, Northeast
1
Africa, Sub-Saharan
1
Arab countries
1
Burkina Faso
1
Burma
1
Egypt
1
Ethiopia
1
Mali
1
Nicaragua
1
Oman
1
Ouagadougou
1
Peru
1
Tajikistan
1
Tropics
1
Uganda
1
Vietnam
1