Population: 18,701,257 (July 2002 est.)
Age structure: 0-14 years: 47% (male 4,468,928; female 4,317,648) 15-64 years: 50.1% (male 4,783,769; female 4,587,309) 65 years and over: 2.9% (male 273,282; female 270,321) (2002 est.)
Population growth rate: 3.4% (2002 est.)
Birth rate: 43.3 births/1,000 population (2002 est.)
Death rate: 9.31 deaths/1,000 population (2002 est.)
Net migration rate: 0 migrant(s)/1,000 population (2002 est.)
Sex ratio: at birth: 1.05 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 1.04 male(s)/female 65 years and over: 1.01 male(s)/female total population: 1.04 male(s)/female (2002 est.)
Infant mortality rate: 66.78 deaths/1,000 live births (2002 est.)
Life expectancy at birth: 62.46 years (2002 est.) male: Total fertility rate: 6.9 children born/woman (2002 est.)
HIV/AIDS - adult prevalence rate: 0.01% (1999 est.)