Subject Region
United States
399
Europe
50
Canada
41
Great Britain
29
Turkey
18
California
17
Spain
17
Australia
14
Latin America
13
India
12
England
11
Soviet Union
11
Europe, Eastern
10
European Union countries
10
Germany
10
Israel
10
North America
10
Mexico
9
Africa
8
America Latina
8
Developing countries
8
New York
8
New York (State)
8
Quebec (Province)
8
Québec (Province)
8
Russia (Federation)
8
Southern States
8
Los Angeles
7
Los Angeles (Calif.)
7
Netherlands
7
Russia
7
South Africa
7
Ukraine
7
China
6
France
6
Manitoba
6
New York (N.Y.)
6
Trinidad and Tobago
6
America
5
Argentina
5
Espana
5
Europe, Central
5
Illinois
5
Middle Atlantic States
5
New Mexico
5
Scandinavia
5
Southwest, New
5
Texas
5
Bosnia and Herzegovina
4
Caribbean Area
4
more ...