| Country | Year | |||||
|---|---|---|---|---|---|---|
| Benin | 2011 | 4,499,995 | 4,488,439 | 8,988,434 | ||
| Cabo Verde | 2011 | 244,444 | 260,886 | 505,330 | ||
| Gambia, The | 2011 | 860,371 | 880,244 | 1,740,615 | ||
| Ghana | 2011 | 11,527,282 | 11,835,258 | 23,362,540 | ||
| Guinea | 2011 | 5,115,255 | 5,114,748 | 10,230,003 | ||
| Cote d'Ivoire | 2011 | 10,575,632 | 10,295,749 | 20,871,381 | ||
| Liberia | 2011 | 1,821,477 | 1,831,836 | 3,653,313 | ||
| Mali | 2011 | 7,004,080 | 7,378,896 | 14,382,976 | ||
| Mauritania | 2011 | 1,527,848 | 1,650,157 | 3,178,005 | ||
| Niger | 2011 | 7,568,391 | 7,521,786 | 15,090,177 | ||
| Nigeria | 2011 | 80,770,933 | 77,589,023 | 158,359,956 | ||
| Guinea-Bissau | 2011 | 751,600 | 792,922 | 1,544,522 | ||
| Senegal | 2011 | 5,891,909 | 6,310,073 | 12,201,982 | ||
| Saint Helena | 2011 | 3,854 | 3,764 | 7,618 | ||
| Sierra Leone | 2011 | 2,504,725 | 2,666,138 | 5,170,863 | ||
| Togo | 2011 | 3,242,461 | 3,300,092 | 6,542,553 | ||
| Burkina Faso | 2011 | 7,988,210 | 8,081,203 | 16,069,413 |