| Country | Year | |||||
|---|---|---|---|---|---|---|
| Benin | 2006 | 3,850,562 | 3,871,392 | 7,721,954 | ||
| Cabo Verde | 2006 | 225,557 | 241,807 | 467,364 | ||
| Gambia, The | 2006 | 758,848 | 774,378 | 1,533,226 | ||
| Ghana | 2006 | 10,326,133 | 10,568,833 | 20,894,966 | ||
| Guinea | 2006 | 4,498,902 | 4,507,578 | 9,006,480 | ||
| Cote d'Ivoire | 2006 | 9,498,055 | 9,209,175 | 18,707,230 | ||
| Liberia | 2006 | 1,488,698 | 1,498,654 | 2,987,352 | ||
| Mali | 2006 | 6,022,118 | 6,312,343 | 12,334,461 | ||
| Mauritania | 2006 | 1,351,967 | 1,459,902 | 2,811,869 | ||
| Niger | 2006 | 6,318,075 | 6,288,302 | 12,606,377 | ||
| Nigeria | 2006 | 71,050,801 | 68,206,978 | 139,257,779 | ||
| Guinea-Bissau | 2006 | 675,688 | 717,498 | 1,393,186 | ||
| Senegal | 2006 | 5,161,569 | 5,521,400 | 10,682,969 | ||
| Saint Helena | 2006 | 3,767 | 3,665 | 7,432 | ||
| Sierra Leone | 2006 | 2,244,844 | 2,394,118 | 4,638,962 | ||
| Togo | 2006 | 2,803,407 | 2,857,534 | 5,660,941 | ||
| Burkina Faso | 2006 | 6,822,676 | 6,915,738 | 13,738,414 |