Region
United States
2,349
États-Unis
314
New Jersey
239
Canada
180
Great Britain
140
Pennsylvania
131
China
105
Japan
98
Europe
70
New York (State)
64
West Virginia
60
Australia
58
India
57
New York
52
Germany
34
Colorado
32
European Union countries
32
France
31
Soviet Union
29
California
27
Grande-Bretagne
26
Illinois
25
South Africa
25
Virginie-Occidentale
24
Great Lakes (North America)
23
Russia (Federation)
23
Developing countries
22
Brazil
21
West (U.S.)
20
Italy
19
Washington (State)
19
Australie
18
Egypt
18
Virginia
18
Alaska
17
Chine
17
Outer space
17
Philadelphia
17
Asia
16
New Mexico
16
Arizona
15
Nevada
15
North America
15
Colombia
14
Great Lakes
14
Netherlands
14
Oregon
14
Idaho
13
Northwest, Pacific
13
Belgium
12
more ...