Region
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Czech Republic
3
Delaware
3
East Asia
3
Estados Unidos
3
Ethiopia
3
Europe, Eastern
3
Europe, Western
3
Former Soviet republics
3
Ghana
3
Guam
3
Gulf Coast
3
Indonesia
3
London
3
Los Angeles
3
Manchester
3
Milwaukee
3
Mississippi
3
Mississippi River
3
Missouri River Watershed
3
Naval Station Mayport (Fla.)
3
New Zealand
3
Nigeria
3
Oklahoma
3
Pennsylvania Avenue (Washington, D.C.)
3
Philippines
3
Roane County
3
South Asia
3
South Dakota
3
Soviet Union
3
United States Virgin Islands
3
Vermont
3
Vietnam
3
Washington Region
3
États-Unis
3
Africa, East
2
Africa, West
2
Alabama
2
Alexander County
2
American Samoa
2
Bastrop County
2
Belgium
2
British Columbia
2
Charlotte
2
China, Southwest
2
Congo (Democratic Republic)
2
Custer County
2
Denmark
2
Ecuador
2
European Union countries
2
Everett
2
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