Population:
133,881,703
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
2003 est.)
Age structure:
0-14 years: 43.6% (male 29,322,774; female 28,990,702)
15-64 years: 53.6% (male 36,513,700; female 35,254,333)
65 years and over: 2.8% (male 1,890,043; female 1,910,151) (2003
est.)
Median age:
total: 18 years
male: 18.1 years
female: 17.9 years (2002)
Population growth rate:
2.53% (2003 est.)
Birth rate:
38.75 births/1,000 population (2003 est.)
Death rate:
13.76 deaths/1,000 population (2003 est.)
Net migration rate:
0.26 migrant(s)/1,000 population (2003 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: 1.02 male(s)/female (2003 est.)
Infant mortality rate:
total: 71.35 deaths/1,000 live births
female: 68.17 deaths/1,000 live births (2003 est.)
male: 74.44 deaths/1,000 live births
Life expectancy at birth:
total population: 51.01 years
male: 50.89 years
female: 51.14 years (2003 est.)
Total fertility rate:
5.4 children born/woman (2003 est.)
HIV/AIDS - adult prevalence rate:
5.8% (2001 est.)
HIV/AIDS - people living with HIV/AIDS:
3.5 million (2001 est.)
HIV/AIDS - deaths:
170,000 (2001 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: 68%
male: 75.7%
female: 60.6% (2003 est.)