Region
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South Carolina
4
Turkey
4
Asia
3
California
3
Croatia
3
Egypt
3
Georgia
3
Hungary
3
Ireland
3
Korea (South)
3
Middle West
3
Mississippi
3
Missouri
3
Ohio
3
Pacific Area
3
Research Triangle Park Region
3
Research Triangle Park Region (N.C.)
3
Russie
3
Soviet Union
3
Tennessee
3
Venezuela
3
Allemagne
2
Amérique latine
2
Andes Region
2
Arab countries
2
Atlantic Provinces
2
Australie
2
Austria
2
Bolivia
2
Central America
2
Communist countries
2
Czech Republic
2
Detroit
2
Detroit (Mich.)
2
Europe centrale
2
European Union countries
2
Finlande
2
Florida
2
GRAN BRETANA
2
Germany (West)
2
Grande-Bretagne
2
Greece
2
Irlande
2
Islamic countries
2
Italie
2
Lithuania
2
Louisiana
2
Louisville
2
Louisville (Ky.)
2
Nigeria
2
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