Region
United States
284
Great Britain
36
Europe
21
Developing countries
19
Japan
19
China
11
Soviet Union
7
Asia
5
India
5
Canada
4
European Union countries
4
Germany
4
East Asia
3
France
3
Korea (South)
3
Latin America
3
BRIC countries
2
California
2
Europe, Eastern
2
Grande-Bretagne
2
Greece
2
Middle East
2
Russia (Federation)
2
Santa Clara Valley (Santa Clara County, Calif.)
2
20th century
1
Africa
1
Arab countries
1
Argentina
1
Australia
1
Belgium
1
Brazil
1
British Columbia
1
Brussels
1
Brussels (Belgium)
1
Chile
1
Communist countries
1
Connecticut
1
Czech Republic
1
Earth (Planet)
1
Economic aspects
1
Egypt
1
Etats-Unis
1
Finland
1
Former Soviet republics
1
Germany (West)
1
Ireland
1
Israel
1
Italy
1
Louisiana
1
Malaysia
1
more ...