<P> Census figures are used to determine regional funding and representation of ethnic and religious groups in government service, and to look at the makeup of a population . The census provides information on current and future patterns, providing an incentive for inflating local populations . </P> <P> Nigeria is one of the most densely populated country in Africa with approximately 196 million people in a million km2 area, and is also the country with the largest population in Africa, and is the country with the seventh largest population in the world . </P> <P> Approximately 50% of Nigerians are urban dwellers, with the rate of urbanization being estimated at 4.3% . Nigeria is home to over 250 ethnic groups, with over 500 languages, and the variety of customs, and traditions among them gives the country great cultural diversity . The three largest ethnic groups are the Hausa / Fulani 29% of the population; along with the Yoruba 21% and Igbo 19% . The Efik, Ibibio, Annang, and Ijaw constitute other Southeastern populations . The Urhobo - Isoko, Edo and Itsekiri constitute Nigerian's Midwest with the Urhobo standing out as the majority . </P> <P> Most of the population is a young population, with 42.54% between the ages of 0 - 14 . There is also a very high dependency ratio of the country at 88.2 dependents per non-dependents . </P>

Which tribe has the highest population in nigeria