Region
Adelaide (S.A.)
1
Alaska
2
Alberta
1
Art
1
Atlantic City
2
Australia
5
Bangladesh
1
Bogotá
1
British Columbia
2
California
11
Canada
2
Caribbean Area
1
Central America
1
Chapel Hill
1
Chicago
1
China
2
Colombia
3
Colorado
1
Connecticut
2
Corona (New York, N.Y.)
1
Dallas
1
Developing countries
1
Devon
1
East Asia
1
East Palo Alto
1
Education (Secondary)
1
England
2
Europe
1
Evanston
2
Finland
3
Florida
3
Georgia
1
Germany
2
Ghana
1
Glasgow
1
Great Britain
70
Hong Kong
2
Illinois
3
India
2
Israel
1
Japan
3
Kentucky
2
Kumaun
1
Los Angeles
1
Louisiana
1
Maryland
3
Massachusetts
1
Mexico
1
Michigan
2
Milwaukee
1
more ...