Region
United States --
4
United States
3
Iran --
2
Malaysia --
2
Peru --
2
Southeast Asia --
2
Vietnam --
2
Afghanistan
1
Afghanistan --
1
Armenia (Republic) --
1
Asia --
1
Asian --
1
Australia --
1
Burma --
1
Cambodia --
1
Finland
1
Finland --
1
Great Britain
1
Great Britain --
1
India --
1
Japan
1
Japan --
1
Korea --
1
Latin America --
1
Mongolia --
1
South Africa
1
South Africa --
1
Soviet Union --
1
US --
1