Benin

3.5

2.9

3.0

3.0

..

Burkina Faso

5.6

5.5

5.7

5.5

..

Cabo Verde

5.2

5.4

4.7

7.6

..

Gambia, The

2.5

2.4

2.8

2.8

..

Ghana

3.5

3.9

..

..

..

Guinea

2.3

2.4

1.8

2.2

..

Guinea-Bissau

2.2

2.1

2.9

2.7

..

Liberia

2.7

2.5

2.3

2.3

2.7

Mali

3.8

3.9

3.5

3.8

4.4

Mauritania

..

..

1.8

1.9

..

Senegal

4.6

4.9

5.3

5.5

..

Sierra Leone

4.7

7.0

7.4

8.8

9.1

Nigeria

..

..

..

..

..

Niger

2.6

3.5

3.5

3.8

..