Region
United States
86
Foreign countries
15
China
6
Nicaragua
6
Mexico
4
Soviet Union
4
Cuba
3
Malaysia
3
Nigeria
3
Africa South of the Sahara
2
Cambodia
2
Central America
2
Chile
2
Cyprus
2
Eritrea
2
Ethiopia
2
Finland
2
France
2
Gambia
2
Germany
2
Ghana
2
Honduras
2
Iraq
2
Japan
2
Maldives
2
Saint Lucia
2
Saudi Arabia
2
Senegal
2
Sri Lanka
2
Switzerland
2
Turkey
2
Vietnam
2
Afghanistan
1
Africa, North
1
Africa, Sub-Saharan
1
Angola
1
Aruba
1
Azerbaijan
1
Bahrain
1
Bangladesh
1
Belgium
1
Belize
1
Berlin (Germany)
1
Botswana
1
Brunei
1
Burundi
1
Cabo Verde
1
Cameroon
1
Canada
1
Caribbean Area
1
more ...