Geographic Subject
Developing countries
36
United States
10
India
8
Indonesia
8
Europe, Eastern
7
China
6
Yugoslavia
5
Asia, Southeastern
4
Brazil
4
Japan
4
Soviet Union
4
Africa
3
Communist countries
3
Europe
3
Latin America
3
Malaysia
3
Asia
2
European Economic Community countries
2
Great Britain
2
Netherlands
2
Pakistan
2
Southeast Asia
2
Switzerland
2
Arab countries
1
Asie du Sud-Est
1
Bavaria
1
Bavaria (Germany)
1
Bayern
1
Congo (Democratic Republic)
1
Czech Republic
1
Ethiopia
1
Europe, Western
1
European Union countries
1
France
1
Germany
1
Germany (West)
1
Haiti
1
Haïti
1
Inde
1
Korea
1
Korea (South)
1
Mexico
1
Mexique
1
Pacific Area
1
Russia (Federation)
1
South Africa
1
Southern States
1
Sri Lanka
1
Sudan
1
Sweden
1
more ...