Region
United States
4,818
Great Britain
42
Canada
33
Europe
27
China
23
Japan
21
Southern States
18
Mexico
12
Soviet Union
9
Washington (D.C.)
9
États-Unis
9
Germany
8
Russia
7
America
6
California
6
Developing countries
6
New York (State)
6
Pennsylvania
6
Asia
5
Florida
5
Germany (West)
5
Latin America
5
Philadelphia
5
West (U.S.)
5
Central America
4
European Union countries
4
France
4
Massachusetts
4
New York
4
Northeastern States
4
Northwestern States
4
Ohio
4
Arab countries
3
Brazil
3
Connecticut
3
Dominican Republic
3
Estados Unidos
3
Great Plains
3
Italy
3
Kansas
3
Mexican-American Border Region
3
Miami
3
North America
3
Africa
2
California, Northern
2
Caribbean Area
2
Economic aspects
2
Economic conditions
2
England
2
Erie Canal (N.Y.)
2
more ...