المنطقة
Africa
Asia
25
Soviet Union
11
Developing countries
5
United States
4
Afrique
3
China
2
Italy
2
Latin America
2
Africa, Central
1
Africa, North
1
Africa, Sub-Saharan
1
Africa, West
1
Colombia
1
Cuba
1
Culture
1
East Asia
1
Egypt
1
Ethiopia
1
Europe
1
Foreign countries
1
Great Britain
1
Israel
1
Mediterranean Region
1
Middle East
1
Nigeria
1
Portugal
1
Russia
1
Scandinavia
1
Senegal
1
South Africa
1
West (U.S.)
1