2017
2018
Angola
0
3.5
Cote d'Ivoire
2
2.1
Gabon
0.2
0
Ghana
0
2
Kenya
0
2
Nigeria
4.8
5.4
Senegal
1.1
2.2
South Africa
18.8
3.5
Sub-Saharan Africa
26.9
20.7
f
in
