Region
United States
5
United States --
5
Afghanistan
2
Afghanistan --
2
Developing countries
2
Developing countries --
2
Great Britain
2
Great Britain --
2
Asia, Southeastern --
1
Cairo
1
Egypt --
1
Europe
1
Germany --
1
Guyana
1
Guyana --
1
Indonesia
1
Indonesia --
1
Latin America
1
Latin America --
1
Saudi Arabia
1
South Asia --
1
Venezuela
1
Venezuela --
1