Region
Germany
88
Italy
20
Austria
19
United States
17
Allemagne
14
Switzerland
13
France
9
Germany (West)
9
Russia (Federation)
9
Spain
9
Florence
6
Vienna
6
Berlin
5
Great Britain
5
Vienna (Austria)
5
China
4
Italie
4
Soviet Union
4
Europe
3
Greece
3
Israel
3
Japan
3
Netherlands
3
Norway
3
Russia
3
Allemagne (Ouest)
2
Autriche
2
Berlin (Germany)
2
Cologne
2
England
2
États-Unis
2
Japon
2
Mexico
2
New York (State)
2
Paris
2
Rome
2
South Africa
2
Suisse
2
URSS
2
Amérique du Nord
1
Argentina
1
Australia
1
Beijing
1
Belgium
1
Bonn <1992>
1
Bosnia and Herzegovina
1
Chine
1
Cologne (Allemagne)
1
Cologne (Germany)
1
Czechoslovakia
1
more ...