Subject Region
United States
4,151
Great Britain
80
Canada
22
European Union countries
20
England
16
Massachusetts
14
New York (State)
14
Europe
13
Mexico
12
California
11
France
11
Germany
11
Virginia
10
Asia
9
Estados Unidos
8
Illinois
8
Arizona
7
Mexican-American Border Region
7
Pennsylvania
7
China
6
New York
6
Estados Unidos de America
5
European Economic Community countries
5
Hawaii
5
Japan
5
North Carolina
5
South Carolina
5
West Indies
5
Australia
4
Latin America
4
Maryland
4
Minnesota
4
Missouri
4
New Jersey
4
Oregon
4
Southern States
4
Texas
4
Chicago
3
Florida
3
London
3
New Hampshire
3
Portland
3
Puerto Rico
3
South Africa
3
Tennessee
3
Washington (D.C.)
3
America
2
Atlantic Coast (U.S.)
2
Boerne (Tex.)
2
Coeur d'Alene Mining District
2
more ...