Region
United States
1,128
Great Britain
52
California
32
Europe
26
Soviet Union
20
Iraq
19
New York (State)
19
Germany
16
New York
16
Ohio
14
San Francisco
13
Vietnam
13
France
11
China
10
Japan
10
Michigan
10
Massachusetts
9
Chicago
8
Illinois
8
Iowa
8
Latin America
8
Israel
7
Berkeley
6
Canada
6
Cleveland
6
Cuba
6
Southern States
6
Texas
6
Africa
5
America
5
Boston
5
Developing countries
5
Europe, Western
5
Los Angeles
5
Middle East
5
Nicaragua
5
Russia
5
Washington (D.C.)
5
Central America
4
Europe, Eastern
4
Ireland
4
Afghanistan
3
Ann Arbor
3
Asia
3
England
3
Iran
3
Italy
3
London
3
Mexico
3
New York (N.Y.)
3
more ...