Region
Europe
United States
32
Germany
9
Europe, Western
8
Soviet Union
8
Europe, Eastern
6
France
5
Great Britain
4
Germany (West)
3
Russia
3
Asia
2
East Asia
2
European Union countries
2
Middle East
2
Balkan Peninsula
1
Communist countries
1
Europe, Central
1
Germany (East)
1
Greece
1
Hungary
1
Norway
1
Poland
1
Russia (Federation)
1
Slovakia
1