Region
Europe, Eastern
8
Europe, Central
7
Europe
4
Central Europe
3
Eastern Europe
3
Former Soviet republics
3
Hungary
3
United States
3
Colombia
2
Latin America
2
Amérique latine
1
Colombie
1
Czech Republic
1
Danube River Valley
1
Etats-Unis d'Amérique
1
Europe centrale
1
États-Unis
1
Germany
1
Hongrie
1
Mediterranean Region
1
Poland
1
Romania
1
Russia (Federation)
1
Slovakia
1
Soviet Union
1
États-Unis
1