Geographic Subject
Malaysia
22
Guatemala
8
Tanzania
8
Kenya
6
Mauritius
6
Nigeria
6
Algeria
5
Botswana
5
France
5
Zanzibar
5
Australia
4
Belize
4
Iraq
4
Martinique
4
Mexico
4
Mozambique
4
Nicaragua
4
Senegal
4
Swaziland
4
Tunisia
4
Africa, French-speaking Equatorial
3
Antigua and Barbuda
3
Austria
3
Bolivia
3
Gambia
3
Guyana
3
Honduras
3
Iran
3
Japan
3
Libya
3
Nigeria, Western
3
Panama
3
Soviet Union
3
Thailand
3
Togo
3
Trinidad and Tobago
3
Venezuela
3
Vietnam (Republic)
3
Bahamas
2
Bangladesh
2
Belgium
2
Brazil
2
Cambodia
2
Cameroon
2
Chile
2
Colombia
2
Comoros
2
Costa Rica
2
Cuba
2
Czech Republic
2
more ...