Population: 23,916,810 (July 2001 est.)
Age structure: 0-14 years: 32.11% (male 3,962,517; female 3,716,880)
15-64 years: 63.17% (male 7,581,589; female 7,526,467)
65 years and over: 4.72% (male 515,687; female 613,670) (2001 est.)
Population growth rate: 1.56% (2001 est.)
Birth rate: 20.65 births/1,000 population (2001 est.)
Death rate: 4.92 deaths/1,000 population (2001 est.)
Net migration rate: -0.15 migrant(s)/1,000 population (2001 est.)
Sex ratio: at birth: 1.08 male(s)/female
under 15 years: 1.07 male(s)/female