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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.) |
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