Subject Region
United States
227
Developing countries
29
Mexico
23
Europe
20
Great Britain
20
Colombia
17
China
15
Latin America
13
Canada
12
Africa
10
New York (State)
8
Spain
8
Argentina
7
Asia
7
Espana
7
Germany
7
Japan
7
New York
7
Russia (Federation)
7
Southeast Asia
7
Chile
5
India
5
Indonesia
5
Italy
5
Korea (South)
5
Middle East
5
America Latina
4
California
4
Ecuador
4
Ireland
4
Africa, Sub-Saharan
3
Asia, Central
3
Bangladesh
3
Europe, Eastern
3
European Union countries
3
Pacific Area
3
Soviet Union
3
Vietnam
3
Australia
2
Bolivia
2
Brazil
2
Canada, Northern
2
Cincinnati
2
Cincinnati (Ohio)
2
Congo (Democratic Republic)
2
Denmark
2
Europe, Central
2
Evaton
2
France
2
Kosovo (Republic)
2
more ...