Region
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Ireland
7
Korea (South)
7
London
7
Mars (Planet)
7
Mauritius
7
Montana
7
Portugal
7
Scotland
7
Spain
7
Tennessee
7
Venezuela
7
Africa, East
6
Alberta
6
Australia
6
Bucha
6
Nairobi
6
New Mexico
6
Norway
6
Qatar
6
West Virginia
6
World Trade Center Site (New York, N.Y.)
6
Zimbabwe
6
Alaska
5
Cabo Verde
5
Connecticut
5
Denmark
5
Iowa
5
Jordan
5
London (England)
5
Maine
5
Mexican-American Border Region
5
Miami
5
Morocco
5
Oregon
5
Poland
5
Rhode Island
5
South Sudan
5
Sweden
5
Switzerland
5
Utah
5
Yemen (Republic)
5
Angola
4
Arab countries
4
Beijing
4
Burma
4
Developing countries
4
Easter Island
4
Hong Kong
4
Iceland
4
Idaho
4
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