Cameroon, Democratic Republic of the Congo, Republic of the Congo, Côte d'Ivoire, Gabon, Ghana, Kenya, Liberia, Nigeria, Sierra Leone, Zaire, Tanzania and São Tomé and Príncipe Island
Angola, Cameroon, Central African Republic, the Republic of the Congo, the Democratic Republic of the Congo, Ivory Coast, Equatorial Guinea, Gabon, Ghana, Guinea, Liberia, Nigeria, Sierra Leone, and Uganda