Net migration rate: -0.75 migrant(s)/1,000 population (2000 est.)
Sex ratio: at birth: 1.03 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 0.95 male(s)/female 65 years and over: 1.11 male(s)/female total population: 1 male(s)/female (2000 est.)
Infant mortality rate: 124.9 deaths/1,000 live births (2000 est.)
Life expectancy at birth: total population: 41.27 years male: 41.43 years female: 41.11 years (2000 est.)
Total fertility rate: 7.16 children born/woman (2000 est.)
Nationality: noun: Nigerien(s) adjective: Nigerien
Ethnic groups: Hausa 56%, Djerma 22%, Fula 8.5%, Tuareg 8%, Beri Beri (Kanouri) 4.3%, Arab, Toubou, and Gourmantche 1.2%, about 1,200 French expatriates
Religions: Muslim 80%, remainder indigenous beliefs and Christians
Languages: French (official), Hausa, Djerma
Literacy: definition: age 15 and over can read and write total population: 13.6% male: 20.9% female: 6.6% (1995 est.)