Region
Former Soviet republics --
11
Russia (Federation) --
3
Europe, Eastern
2
Europe, Eastern --
2
Asia, Central
1
Asia, Central --
1
China
1
China --
1
Communist countries --
1
Former Soviet Republics --
1
Forner Soviet republics
1
Russia (Federation)
1
Russia --
1
Russians --
1
Soviet Union
1
Soviet Union --
1
United States
1
United States --
1