Population 129,934,911
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 and death rates, lower population and growth rates, and changes in the distribution of population by age and sex than would otherwise be expected (July 2002 est.)

Age structure
0-14 years: 43.6% (male 28,503,211; female 28,156,976)
15-64 years: 53.6% (male 35,418,119; female 34,179,802)
65 years and over: 2.8% (male 1,832,682; female 1,844,121) (2002 est.)

Population growth rate 2.54% (2002 est.)

Birth rate 39.22 births/1,000 population (2002 est.)

Death rate 14.1 deaths/1,000 population (2002 est.)

Net migration rate 0.27 migrant(s)/1,000 population (2002 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: 0.99 male(s)/female
total population: 1.03 male(s)/female (2002 est.)

Infant mortality rate 72.49 deaths/1,000 live births (2002 est.)

Life expectancy at birth
total population: 50.59 years
female: 50.6 years (2002 est.)
male: 50.58 years

Total fertility rate 5.49 children born/woman (2002 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.)

NOTE: The information regarding Nigeria on this page is re-published from the 2002 World Fact Book of the United States Central Intelligence Agency. No claims are made regarding the accuracy of Nigeria People 2002 information contained here. All suggestions for corrections of any errors about Nigeria People 2002 should be addressed to the CIA.