Population: 155,215,573.
note: estimates for this country explicitly take into account the effects of excess mortality due to AIDS; this can result in lower life expectancy, higher infant mortality, higher death rates, lower population growth rates, and changes in the distribution of population by age and sex than would otherwise be expected (July 2011 est.)
Ethnic Grupo: Nigeria, Africa's most populous country, is composed of more than 250 ethnic groups; the following are the most populous and politically influential: Hausa and Fulani 29%, Yoruba 21%, Igbo (Ibo) 18%, Ijaw 10%, Kanuri 4%, Ibibio 3.5%, Tiv 2.5%.
Languages: English (official), Hausa, Yoruba, Igbo (Ibo), Fulani, over 500 additional indigenous languages
Growth rate:1.935% (2011 est.)
Infant Mortality: 91.54 deaths/1,000 live births: male: 97.42 deaths/1,000 live births, female: 85.31 deaths/1,000 live births (2011 est.)
Literacy rate: age 15 and over can read and write
total population: 68%
male: 75.7%
female: 60.6% (2003 est.)
Age Structure: 0-14 years: 40.9% (male 32,476,681/female 31,064,539)
15-64 years: 55.9% (male 44,296,228/female 42,534,542)
65 years and over: 3.1% (male 2,341,228/female 2,502,355) (2011 est.)
Religions: Muslim 50%, Christian 40%, indigenous beliefs 10%
