Region
Europe, Eastern
6
Europe, Eastern --
4
Former Soviet republics --
2
Russia (Federation) --
2
Asia, Central
1
Asia, Central --
1
Azerbaijan
1
Azerbaijan --
1
Baltic States
1
Bulgaria
1
Bulgaria --
1
Caucasus
1
Caucasus --
1
Central Europe
1
Czech Republic
1
Czech republic --
1
Czechoslovakia
1
Czechoslovakia --
1
Former Soviet republics
1
Romania
1
Romania --
1
Russia
1
Russia (Federation)
1
Slovakia
1
Slovakia --
1