Region
Japan --
2
Soviet Union
2
Soviet Union --
2
Asia, Southeastern
1
China
1
China --
1
East Asia
1
East Asia --
1
Europe --
1
Europe, Eastern
1
Great Britain
1
Great Britain --
1
Iran
1
Iran --
1
Islamic countries
1
Islamic countries --
1
Russia
1
South Africa --
1
Southeast Asia --
1
United states --
1