Region
Europe, Eastern
209
Former Soviet republics
36
Europe, Central
25
Russia (Federation)
12
China
10
Asia
6
Former communist countries
6
Soviet Union
4
Balkan Peninsula
2
Communist countries
2
East Asia
2
Europe
2
European Union countries
2
Germany
2
Germany (East)
2
Hungary
2
Latin America
2
Poland
2
Romania
2
Africa
1
Asia, Central
1
Baltic States
1
Bulgaria
1
Czech Republic
1
Czechoslovakia
1
Developing countries
1
Europe, Western
1
Post-communism
1
Southeast Asia
1
Yugoslavia
1