Region
Australia
1
Baltimore
1
Brookline
1
California
8
Canada
1
Centre County
1
Chicago
2
Developing countries
1
England
2
Europe, Eastern
1
Fall River
1
Finland
3
Florida
3
Former Soviet republics
1
France
2
Great Britain
7
Illinois
2
Israel
1
Japan
1
London
2
Maryland
1
Massachusetts
2
Miami
2
Michigan
1
Milwaukee
3
Missouri
1
New England
1
New Jersey
1
New York
2
New York (State)
4
Northeastern States
1
Norway
1
Ohio
1
Ontario
2
Pennsylvania
6
Philadelphia
2
Philadelphia metropolitan area
1
Pittsburgh
2
Scotland
2
St. Louis metropolitan area
1
Tallahassee
1
Tallahassee (Fla.)
1
Toronto
1
Toronto (Ont.)
1
Toronto Metropolitan Area
1
United States
110
Washington (D.C.)
1
Wisconsin
6