Àmbit geogràfic
Germany
56
Sweden
46
Switzerland
42
France
39
Netherlands
26
India
14
Iran
13
Indonesia
12
Denmark
11
Europe
11
Turkey
11
China
10
United States
9
Developing countries
8
Greece
8
Japan
8
Germany (West)
7
Brazil
6
Romania
6
Austria
5
Balkan Peninsula
5
Egypt
5
Ethiopia
5
Great Britain
5
Kenya
5
Latvia
5
Middle East
5
Senegal
5
Thailand
5
4.050
4
Africa, West
4
Argentina
4
Bulgaria
4
Colombia
4
Estonia
4
Finland
4
Indochina
4
Italy
4
Mexico
4
Poland
4
Saxony (Germany)
4
South Africa
4
Tanzania
4
4.070
3
4.415
3
Africa, East
3
Algeria
3
Bangladesh
3
Basel-Stadt (Switzerland)
3
Chile
3
més ...