'We have Africa in our blood and Africa has our bones. We are all Africans.'
—Richard Dawkins, on humanity's African origin; A Devil's Chaplain (2003)
Population of Africa in 5-year
birth cohorts: 1950-2010
Notes: The top black line labelled "0-4" shows the number of children in each year who were aged less than 5.
The blue line labelled "5-9" shows the number who were aged 5 to 9 (ie, 5 years older), and so on down the graph.
Notes: The top black line labelled "0-4" shows the number of children in each year who were aged less than 5. The blue line labelled "5-9" shows the number who were aged 5 to 9 (ie, 5 years older), and so on down the graph.
Suggested by: Jill Boreham, Oxford, UK.
Source of data: United Nations Population Division, "World Population Prospects: The 2006 Revision".