Birth rate: 43.45 births/1,000 population (1998 est.)
Death rate: 16.86 deaths/1,000 population (1998 est.)
Net migration rate: 0 migrant(s)/1,000 population (1998 est.)
Sex ratio: at birth: 1.04 male(s)/female under 15 years: 1 male(s)/female 15-64 years: 0.96 male(s)/female 65 years and over: 0.79 male(s)/female (1998 est.)
Infant mortality rate: 116.97 deaths/1,000 live births (1998 est.)
Life expectancy at birth: total population: 48.22 years male: 45.81 years female: 50.73 years (1998 est.)
Total fertility rate: 5.74 children born/woman (1998 est.)
Nationality: noun: Chadian(s) adjective: Chadian
Ethnic groups: Muslims (Arabs, Toubou, Hadjerai, Fulbe, Kotoko,
Kanembou, Baguirmi, Boulala, Zaghawa, and Maba), non-Muslims (Sara,
Ngambaye, Mbaye, Goulaye, Moundang, Moussei, Massa), nonindigenous
150,000 (of whom 1,000 are French)
Religions: Muslim 50%, Christian 25%, indigenous beliefs (mostly animism) 25%