eaths/1,000 population (2001 est.)

Net migration rate: 0.28 migrant(s)/1,000 population (2001 est.)

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 male(s)/female

total population: 1.02 male(s)/female (2001 est.)

Infant mortality rate: 73.34 deaths/1,000 live births (2001 est.)

Life expectancy at birth: total population: 51.07 years

male: 51.07 years

female: 51.07 years (2001 est.)

Total fertility rate: 5.57 children born/woman (2001 est.)

HIV/AIDS - adult prevalence rate: 5.06% (1999 est.)

HIV/AIDS - people living with HIV/AIDS: 2.7 million (1999 est.)

HIV/AIDS - deaths: 250,000 (1999 est.)

Nationality: noun: Nigerian(s)

adjective: Nigerian

Ethnic groups: Nigeria, which is 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

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

Government type: republic transitioning from military to civilian
rule

Capital: Abuja; note - on 12 December 1991 the capital was
officially transferred from Lagos to Abuja; most federal government
offices have now made the move to Abuja

Administrative divisions: 36 states and 1 territory*; Abia, Abuja
Federal Capital Territory*, Adamawa, Akwa Ibom, Anambra, Bauchi,
Bayelsa, Benue, Borno, Cross River, Delta, Ebonyi, Edo, Ekiti,
Enugu, Gombe, Imo, Jigawa, Kaduna, Kano, Katsina, Kebbi, Kogi,
Kwara, Lagos, Nassarawa, Niger, Ogun, Ondo, Osun, Oyo, Plateau,
Rivers, Sokoto, Taraba, Yobe, Zamfara

Independence: 1 October 1960 (from UK)

National holiday: Independence Day, 1 October (1960)

Constitution: NA 1999 new constitution adopted

Legal system: based on English common law, Islamic Shariah law (only
in some northern states), and traditional law

Suffrage: 18 years of age; universal

Executive branch: chief of state: President Olusegun OBASANJO
(since 29 May 1999); note - the president is