Regija
Latin America
6
United States
6
Australia
5
Europe
5
États-Unis
4
Chile
3
Developing countries
3
Romania
3
Spain
3
Brazil
2
Eastern Europe
2
Europe, Eastern
2
Great Britain
2
Pakistan
2
Poland
2
Roumanie
2
Slovakia
2
Southern States
2
Africa
1
Australasia
1
Austria
1
Autriche
1
Canada
1
Central Europe
1
Communist countries
1
Croatia
1
Czech Republic
1
East Asia
1
Egypt
1
Eurasia
1
Europe de l'Est
1
Europe, Central
1
États-Unis (Sud)
1
Finland
1
GRAN BRETANA
1
Grande-Bretagne
1
Hungary
1
India
1
Indonesia
1
Italy
1
Kentucky
1
Korea
1
New Zealand
1
Northeastern States
1
Pacific Area
1
Russie
1
Slovaquie
1
South Africa
1
Soviet Union
1
Stany Zjednoczone
1
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