Subject Region
United States
162
Canada
11
Great Britain
11
Europe
9
France
8
Developing countries
7
Germany
5
Japan
5
Australia
4
India
4
Israel
4
Italy
3
Russia (Federation)
3
Soviet Union
3
Taiwan
3
Africa
2
Asia
2
Austria
2
Caribbean Area
2
China
2
Egypt
2
Europe, Eastern
2
Foreign countries
2
Iraq
2
Latin America
2
Morocco
2
Mozambique
2
New York (State)
2
Nicaragua
2
Nigeria
2
Syracuse
2
Tibet Autonomous Region
2
Tibet Autonomous Region (China)
2
Vienna
2
Africa, Southern
1
British Columbia
1
Chicago (Ill.)
1
Colombia
1
Gaza Strip
1
Guyana
1
Ireland
1
Islamic countries
1
Kerala
1
Mexico
1
Middle East
1
Netherlands
1
North America
1
Philippines
1
Scandinavia
1
Sītāpur (District)
1
更多 ...