Subject Region
United States
1,211
Cuba
139
Great Britain
109
Mexico
94
Spain
79
Europe
69
Espana
68
Colombia
67
Canada
51
Africa
45
China
41
Latin America
36
South Africa
33
Australia
32
Germany
32
India
30
America Latina
21
Chile
21
England
17
Asia
16
Japan
16
Malaysia
16
Argentina
15
California
14
Québec (Province)
14
Venezuela
14
European Union countries
13
France
12
Ontario
12
Africa, Sub-Saharan
11
Soviet Union
11
Developing countries
10
Ecuador
10
Scotland
10
Angola
9
Russia (Federation)
9
Netherlands
8
Pacific Area
8
Pennsylvania
8
Catalonia
7
Middle East
7
New York (State)
7
Arab countries
6
Brazil
6
East Asia
6
Europa
6
Israel
6
North Carolina
6
Peru
6
Cataluna
5
more ...