Age Structure 0-14 years:
42.2% (male 28,726,380/female 28,301,729)
Age Structure 15-64 years:
54.7% (male 37,543,678/female 36,277,038)
Age Structure 65 years and over:
3.1% (male 1,987,521/female 2,194,818) (2007 est.)
Median Age - total:
18.7 years
Median Age - male:
18.8 years
Median Age - female:
18.6 years (2007 est.)
Population Growth Rate:
2.379% (2007 est.)
Birth Rate:
40.2 births/1,000 population (2007 est.)
Death Rate:
16.68 deaths/1,000 population (2007 est.)
Net Migration Rate:
0.26 migrant(s)/1,000 population (2007 est.)
Sex Ratio - at birth:
1.03 male(s)/female
Sex Ratio - under 15 years:
1.015 male(s)/female
Sex Ratio - 15-64 years:
1.035 male(s)/female
Sex Ratio - 65 years and over:
0.906 male(s)/female
Sex Ratio - total population:
1.022 male(s)/female (2007 est.)
Life Expectancy at Birth - total:
47.44 years
Life Expectancy at Birth - male:
46.83 years
Life Expectancy at Birth - female:
48.07 years (2007 est.)
Major Infectious Diseases:
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever;vectorborne disease: malaria
Nationality:
Nigerian(s)
Ethnic Groups:
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%
Religions:
Muslim 50%, Christian 40%, indigenous beliefs 10%
Languages:
English (official), Hausa, Yoruba, Igbo (Ibo), Fulani