Nigeria, Ethiopia and Egypt have a combined 175 million people living in rural areas, but expressed as a percentage of the country’s population, Ethiopia has the largest rural population relative to the total.
The ranking is based on absolute numbers of people living in urban areas; on this measure Nigeria is tops with over 63 million people living in cities and towns.
The index is based on cost of living expressed in US dollars. If the dollar weakens against the local currency of a city, the city moves up the index, even if local prices remain constant or even fall.
Nearly nine out of ten people in Djibouti live in a city, Gabon is a close second at 85%. By contrast, just 13% of people in Uganda, and 11% in Burundi, live in urban areas.
By the end of the first quarter of the 21st century, there will be several massive African cities