Population138,283,240 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, higher death rates, lower population growth rates, and changes in the distribution of population by age and sex than would otherwise be expected (July 2008 est.) Age structure0-14 years: 42.2% (male 29,378,127/female 28,953,864) 15-64 years: 54.7% (male 38,466,129/female 37,172,355) 65 years and over: 3.1% (male 2,046,309/female 2,266,456) (2008 est.) Median agetotal: 18.7 years male: 18.8 years female: 18.6 years (2008 est.) Population growth rate2.382% (2008 est.) Birth rate39.98 births/1,000 population (2008 est.) Death rate16.41 deaths/1,000 population (2008 est.) Net migration rate0.25 migrant(s)/1,000 population (2008 est.) Sex ratioat birth: 1.03 male(s)/female under 15 years: 1.01 male(s)/female 15-64 years: 1.03 male(s)/female 65 years and over: 0.9 male(s)/female total population: 1.02 male(s)/female (2008 est.) Infant mortality ratetotal: 93.93 deaths/1,000 live births male: 100.87 deaths/1,000 live births female: 86.79 deaths/1,000 live births (2008 est.) Life expectancy at birthtotal population: 47.81 years male: 47.15 years female: 48.5 years (2008 est.) Total fertility rate5.41 children born/woman (2008 est.) HIV/AIDS - adult prevalence rate5.4% (2003 est.) HIV/AIDS - people living with HIV/AIDS3.6 million (2003 est.) HIV/AIDS - deaths310,000 (2003 est.) Major infectious diseasesdegree of risk: very high food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever vectorborne disease: malaria and yellow fever respiratory disease: meningococcal meningitis aerosolized dust or soil contact disease: one of the most highly endemic areas for Lassa fever water contact disease: leptospirosis and shistosomiasis note: highly pathogenic H5N1 avian influenza has been identified in this country; it poses a negligible risk with extremely rare cases possible among US citizens who have close contact with birds (2008) Nationalitynoun: Nigerian(s) adjective: Nigerian Ethnic groupsNigeria, 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% ReligionsMuslim 50%, Christian 40%, indigenous beliefs 10% LanguagesEnglish (official), Hausa, Yoruba, Igbo (Ibo), Fulani Literacydefinition: age 15 and over can read and write total population: 68% male: 75.7% female: 60.6% (2003 est.) |