Region
United States
Pennsylvania
3
East (U.S.)
2
New Jersey
2
Philadelphia (Pa.)
2
Virginia
2
Africa
1
Asia
1
Canada
1
Central America
1
Charles County (Md.)
1
Denmark
1
Europe
1
États-Unis
1
Finland
1
Germany
1
Great Britain
1
Iceland
1
Mexico
1
New York (État)
1
New York (State)
1
Norway
1
Oceania
1
Pennsylvanie
1
South America
1
Sweden
1
Virginie
1
Wales
1