Sex ratio:
at birth: 1.03 male(s)/female
under 15 years: 1.01 male(s)/female
15-64 years: 1.04 male(s)/female
65 years and over: 1.01 male(s)/female
total population: 1.02 male(s)/female (1999 est.)

Infant mortality rate: 69.46 deaths/1,000 live births (1999 est.)

Life expectancy at birth: total population: 53.3 years male: 52.55 years female: 54.06 years (1999 est.)

Total fertility rate: 6.02 children born/woman (1999 est.)

Nationality: noun: Nigerian(s) adjective: Nigerian

Ethnic groups: Hausa, Fulani, Yoruba, Ibo, Ijaw, Kanuri, Ibibio,
Tiv

Religions: Muslim 50%, Christian 40%, indigenous beliefs 10%

Languages: English (official), Hausa, Yoruba, Ibo, Fulani

Literacy:
definition: age 15 and over can read and write
total population: 57.1%
male: 67.3%
female: 47.3% (1995 est.)

Government