Región
Europe
Eastern Europe
4
Europe, Eastern
4
European Economic Community countries
4
Asia
3
Europa
3
Germany
3
Pays de l'Union européenne
3
Central Europe
2
Europe orientale
2
Europe, Central
2
European Union countries
2
États-Unis
2
Great Britain
2
Mediterranean Region
2
Poland
2
United States
2
Australia
1
China
1
Croatia
1
Etruria
1
Europa (geografie)
1
Europe centrale
1
Europe de l'Est
1
Former Soviet republics
1
France
1
Ireland
1
Istria
1
Istria (Croatia and Slovenia)
1
Italy
1
Japan
1
North America
1
OECD countries
1
Pologne
1
Romania
1
Russia (Federation)
1
Russie
1
Slovakia
1
Slovenia
1
Soviet Union
1
Switzerland
1