Africa Data Hub / Wazimap API (profile 19) - GNI per capita by Sex (year 2021)
Source endpoints: https://api.wazimap.com/api/v1/all_details/profile/19/geography/<ISO3>/ (Income -> GNI per capita by Sex indicator).

Female, Angola, 4751.37
Male, Angola, 6196.65
Female, Rwanda, 1989.56
Male, Rwanda, 2439.98
Female, Gabon, 9375.90
Male, Gabon, 17211.90
Female, Central African Republic, 769.84
Male, Central African Republic, 1162.32