West Africa
West Africa or Western Africa is the westernmost region of Africa. The United Nations defines Western Africa as the 16 countries of Benin, Burkina Faso, Cape Verde, The Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Liberia, Mali, Mauritania, Niger, Nigeria, Senegal, Sierra Leone, and Togo, as well as Saint Helena, Ascension and Tristan da Cunha (United Kingdom Overseas Territory). The population of West Africa is estimated at about 419 million people as of 2021, and at 381,981,000 as of 2017, of which 189,672,000 are female and 192,309,000 male.
WikipediaPublications
OECD: Organisation for Economic Co-operation and Development · 25 August 2016 English
OECD: Organisation for Economic Co-operation and Development · 21 October 2016 English