Region
Europe
19
OECD countries
13
Asia
12
Belgium
9
Japan
9
Luxembourg
8
Sweden
8
Italy
7
Switzerland
6
Netherlands
5
Norway
5
United States
5
Canada
4
Iceland
4
Austria
3
Denmark
3
East Asia
3
Poland
3
Australia
2
Developing countries
2
Hungary
2
Japón
2
Korea
2
Pacific Area
2
Southeast Asia
2
4.480
1
Asia, Southeastern
1
Asiatisch-Pazifischer Raum
1
Asie
1
Asie du Sud-Est
1
Asie orientale
1
Asien
1
Bulgaria
1
Colombia
1
Czechoslovakia
1
Economic conditions
1
Europa
1
Europe, Central
1
Europe, Eastern
1
European Economic Community countries
1
France
1
Luxemburg
1
New Zealand
1
Organisation for Economic Co-operation and Development countries
1
Romania
1
Siena
1
Siena (Italy)
1
Suède
1
Yugoslavia
1
Zweden (land)
1
more ...