| Country | Year | |||||
|---|---|---|---|---|---|---|
| Benin | 2021 | 5,980,116 | 5,902,023 | 11,882,139 | ||
| Cabo Verde | 2021 | 281,433 | 298,235 | 579,668 | ||
| Gambia, The | 2021 | 1,065,044 | 1,093,423 | 2,158,467 | ||
| Ghana | 2021 | 14,341,483 | 14,784,310 | 29,125,793 | ||
| Guinea | 2021 | 6,666,968 | 6,654,476 | 13,321,444 | ||
| Cote d'Ivoire | 2021 | 12,770,308 | 12,525,355 | 25,295,663 | ||
| Liberia | 2021 | 2,335,370 | 2,356,617 | 4,691,987 | ||
| Mali | 2021 | 9,430,395 | 9,984,111 | 19,414,506 | ||
| Mauritania | 2021 | 1,912,217 | 2,064,166 | 3,976,383 | ||
| Niger | 2021 | 10,508,106 | 10,447,537 | 20,955,643 | ||
| Nigeria | 2021 | 103,321,425 | 99,472,667 | 202,794,092 | ||
| Guinea-Bissau | 2021 | 915,421 | 955,148 | 1,870,569 | ||
| Senegal | 2021 | 7,546,028 | 8,068,047 | 15,614,075 | ||
| Saint Helena | 2021 | 3,913 | 3,884 | 7,797 | ||
| Sierra Leone | 2021 | 3,190,761 | 3,372,611 | 6,563,372 | ||
| Togo | 2021 | 4,242,855 | 4,317,137 | 8,559,992 | ||
| Burkina Faso | 2021 | 10,845,576 | 10,940,334 | 21,785,910 |