Region
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Czechoslovakia
1
Donets Basin (Ukraine and Russia)
1
England
1
Estonia
1
Ethiopia
1
Europe, Western
1
Finland
1
Former Soviet republics
1
Georgia (Republic)
1
Greece
1
Hong Kong
1
Hong Kong (China)
1
Hungary
1
Iran
1
Jordan
1
Kazakhstan
1
Korea
1
Korea (North)
1
Korea (South)
1
Latin America
1
Mediterranean Region
1
Nicaragua
1
Palestine
1
Persian Gulf States
1
Poland
1
Puerto Rico
1
Pāṭa
1
Québec (Province)
1
Romania
1
Singapore
1
Slovakia
1
Syria
1
Turkmenistan
1
Western Hemisphere
1
Yugoslavia
1