Region
United States
175
New York (State)
30
Mexico
28
New York
27
China
24
India
22
California
21
Massachusetts
19
Japan
17
England
15
Texas
14
Canada
13
Southern States
13
Developing countries
12
France
12
Great Britain
11
Boston
10
Germany
10
Illinois
10
Michigan
10
New York (N.Y.)
9
Ontario
9
Soviet Union
9
Boston (Mass.)
8
Chicago (Ill.)
8
Detroit (Mich.)
8
Italy
8
Maryland
8
Chicago
7
Detroit
7
Europe
7
Mississippi
7
Pennsylvania
7
Spain
7
Bronx (New York, N.Y.)
6
Colombia
6
Ecuador
6
London
6
Philadelphia
6
Toronto
6
Virginia
6
Africa, Sub-Saharan
5
Amherst
5
Berlin
5
New Jersey
5
New Mexico
5
Oaxaca (Mexico : State)
5
Oaxaca (State)
5
Philadelphia (Pa.)
5
Sub-Saharan Africa
5
more ...