Geographic Subject
United States
2,818
Russia (Federation)
222
Great Britain
190
India
164
Thailand
120
America
109
Siberia
97
Sweden
89
France
77
États-Unis
74
China
69
Canada
68
Germany
65
Soviet Union
59
South Africa
53
New Mexico
48
Cuba
43
Mexico
42
Poland
41
Europe
38
Hawaii
38
Siberia, Western
38
North America
35
Pakistan
34
Virginia
34
New York (State)
33
Washington (State)
33
Egypt
31
Oklahoma
31
Papua New Guinea
31
New Zealand
30
Morocco
29
Brazil
28
Indonesia
28
Maryland
28
Minnesota
28
Italy
27
Pennsylvania
26
England
24
Africa
23
Illinois
22
Australia
21
Southern States
21
Argentina
20
Asia
20
Haiti
20
Alaska
19
Michigan
18
Austria
17
Georgia
17
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