Region
United States
1,291
États-Unis
455
Canada
200
Great Britain
108
USA
67
England
49
États-Unis
42
Pennsylvania
37
Germany
31
Australia
25
China
25
India
25
New Jersey
25
Oxford
22
Verenigde Staten
22
Japan
21
California
20
Cambridge
20
New York (State)
20
Illinois
14
Förenta staterna
13
Taiwan
13
Texas
13
Argentina
12
Germany (West)
12
Developing countries
11
Africa
10
Massachusetts
10
Mexico
10
New York
10
Grande-Bretagne
9
Italy
9
Ohio
9
Southern States
9
Europe
8
Poland
8
Arab countries
7
Colorado
7
Brazil
6
Netherlands
6
Chicago
5
East Asia
5
Etats-Unis
5
Latin America
5
New Brunswick
5
Nigeria
5
Spain
5
West Virginia
5
Angleterre
4
Austin
4
more ...