(1998 est.)

Net migration rate: 0.32 migrant(s)/1,000 population (1998 est.)

Sex ratio:
at birth: 1.03 male(s)/female
under 15 years: 1 male(s)/female
15-64 years: 1.03 male(s)/female
65 years and over: 1.01 male(s)/female (1998 est.)

Infant mortality rate: 70.74 deaths/1,000 live births (1998 est.)

Life expectancy at birth:
total population: 53.55 years
male: 52.68 years
female: 54.45 years (1998 est.)

Total fertility rate: 6.09 children born/woman (1998 est.)

Nationality:
noun: Nigerian(s)
adjective: Nigerian

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

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.)

@Nigeria:Government

Country name:
conventional long form: Federal Republic of Nigeria
conventional short form: Nigeria

Data code: NI

Government type: military government; Nigeria has been ruled by one
military regime after another since 31 December 1983; on 1 October
1995, the present military government announced it will turn power
over to democratically elected civilian authorities on 1 October 1998

National capital: Abuja
note: on 12 December 1991 the capital was officially moved from Lagos
to Abuja; many government offices remain in Lagos pending completion
of facilities in Abuja

Administrative divisions: 30 states and 1 territory*; Abia, Abuja
Federal Capital Territory*, Adamawa, Akwa Ibom, Anambra, Bauchi,
Benue, Borno, Cross River, Delta, Edo, Enugu, Imo, Jigawa, Kaduna,
Kano, Katsina, Kebbi, Kogi, Kwara, Lagos, Niger, Ogun, Ondo, Osun,
Oyo, Plateau, Rivers, Sokoto, Taraba, Yobe
note: the government has announced the creation of six additional
states named Bayelsa, Ebonyi, Ekiti, Gombe, Nassarawa, and Zamfara as
part of the process of transition to a civilian government

Independence: 1 October 1960 (from UK)

National holiday: Independence Day, 1 October (1960)

Constitution: 1979 constitution still partially in force; plan for
1989 constitution to take effect in 1993 was not implemented; draft
1995 constitution has not been published; the military government
rules by decree

Legal system: based on English common law, Islamic law, and tribal law

Suffrage: 21 years of age; universal

Executive branch:
chief of state: Chairman of the Provisional Rulin