Region
Great Britain --
4
Developing countries --
3
Europe, Eastern --
3
United States
2
United States --
2
ASEAN --
1
ASEAN countries --
1
Asia, Southeastern
1
Central America
1
Commonwealth countries --
1
Europe, Eastern
1
Former Soveit republics --
1
French
1
French --
1
Germany (East) --
1
Germany --
1
Great Britain
1
Indonesia --
1
Japan
1
Japan --
1
Korea (South) --
1
Latin America
1
Latin America --
1
Malaysia
1
Romania
1
Romania --
1
South Amrica
1
Warsaw Pact, 1955
1