Region
United States
2,892
China
120
Great Britain
81
Europe
76
Developing countries
75
Outer space
69
Japan
63
Africa
41
Asia
38
India
36
Canada
34
Germany
26
European Union countries
19
France
18
Brazil
16
Latin America
15
Australia
14
East Asia
13
Russia (Federation)
13
California
12
New York (State)
12
South Africa
12
Korea (South)
11
Colombia
10
Italy
10
Mexico
10
Singapore
10
Soviet Union
10
Netherlands
9
Middle East
8
New York
8
England
7
Europe, Eastern
7
Mexican-American Border Region
7
Sweden
7
Greece
6
Ireland
6
Israel
6
Malaysia
6
Michigan
6
Nigeria
6
Norway
6
Québec (Province)
6
Santa Clara Valley (Santa Clara County)
6
Santa Clara Valley (Santa Clara County, Calif.)
6
Southeast Asia
6
Spain
6
Washington (State)
6
Former Soviet republics
5
Massachusetts
5
more ...