Region
United States
3,492
China
132
Great Britain
108
Developing countries
101
Europe
93
Outer space
69
Japan
68
Africa
62
India
57
Canada
42
Asia
41
Germany
28
France
25
Australia
21
Latin America
21
New York (State)
21
European Union countries
20
Brazil
18
England
18
Italy
17
Russia (Federation)
17
South Africa
16
Mexico
15
California
14
Colombia
13
East Asia
13
New York
13
Singapore
13
Spain
13
Korea (South)
11
Soviet Union
11
Massachusetts
10
Middle East
9
Netherlands
9
Québec (Province)
8
Sweden
8
Europe, Eastern
7
Greece
7
Indonesia
7
Ireland
7
Israel
7
Mexican-American Border Region
7
Michigan
7
Nigeria
7
Norway
7
Southeast Asia
7
Southern States
7
Washington (State)
7
Germany (West)
6
Malaysia
6
more ...