Population: 82,841,518 (July 2001 est.)
Age structure: 0-14 years: 36.87% (male 15,547,712; female 14,997,544)
15-64 years: 59.45% (male 24,374,849; female 24,873,595)
65 years and over: 3.68% (male 1,355,046; female 1,692,772) (2001 est.)
Population growth rate: 2.03% (2001 est.)
Birth rate: 27.37 births/1,000 population (2001 est.)
Death rate: 6.04 deaths/1,000 population (2001 est.)
Net migration rate: -1.01 migrant(s)/1,000 population (2001 est.)
Sex ratio: at birth: 1.05 male(s)/female
under 15 years: 1.04 male(s)/female