Benin, Burkina Faso, Cameroon, Chad, Côte d'Ivoire, the Gambia, Ghana, Guinea, Guinea-Bissau, Liberia, Mali, Mauritania, Niger, Nigeria, Senegal, Sierra Leone, Togo.
Bénin, Burkina Faso, Cameroun, Côte d'Ivoire, Gambie, Ghana, Guinée, Guinée-Bissau, Liberia, Mali, Mauritanie, Niger, Nigeria, Sénégal, Sierra Leone, Tchad, Togo.