Region
United States
726
États-Unis
298
Great Britain
57
Developing countries
42
India
37
Canada
35
Germany
35
Japan
30
Africa
29
Europe
28
Latin America
24
USA
24
Italy
23
France
21
China
19
Soviet Union
19
Russia
13
Pennsylvania
12
États-Unis
12
Turkey
11
Grande-Bretagne
10
Afrique
9
Arab countries
9
Australia
9
North America
9
Pakistan
9
Eastern Europe
8
Europe, Eastern
8
Mexico
8
New York (State)
8
Germany (East)
7
Africa, East
6
Asia
6
Egypt
6
New York
6
Pays en voie de développement
6
Africa, Sub-Saharan
5
European Economic Community countries
5
Finland
5
Germany (West)
5
Greece
5
Middle East
5
Philadelphia Region
5
Russia (Federation)
5
South Africa
5
Southeast Asia
5
Sub-Saharan Africa
5
America
4
Bangladesh
4
Brazil
4
more ...