Subject Region
United States
102
Great Britain
34
England
19
Latin America
14
China
9
Canada
8
Germany
8
India
8
Japan
7
Rome
7
Argentina
6
California
6
Colombia
6
Europe
6
France
6
Russia
6
Soviet Union
6
Africa
5
America Latina
5
Cuba
5
Greece
5
Uganda
5
Australia
4
Caribbean Area
4
Ghana
4
Haiti
4
London
4
Mexico
4
New York (State)
4
Peru
4
Russia (Federation)
4
Sri Lanka
4
Wessex (England)
4
Africa, Sub-Saharan
3
Asia
3
Cincinnati (Ohio)
3
Developing countries
3
Florence
3
Italy
3
Middle East
3
New York
3
Northern Ireland
3
Siberia
3
Spain
3
Sweden
3
Afghanistan
2
Africa, Southern
2
America
2
Athens
2
Athens (Greece)
2
more ...