Geographic Subject
Africa
13
South Africa
11
Nigeria
8
Tanzania
8
Sierra Leone
6
Egypt
3
Kenya
3
Nigeria, Eastern
2
Nigeria, Southern
2
Uganda
2
Zambia
2
Africa, East
1
Africa, Sub-Saharan
1
Botswana
1
Cameroon
1
Cape Town
1
Cape of Good Hope
1
France
1
Gambia
1
Ghana
1
Great Britain
1
Liberia
1
Nigeria, Western
1
Rwanda
1
Somalia
1
Sudan
1
Texas
1
Zanzibar
1
Égypte
1