Age structure: 0-14 years: 28.42% (male 9,620,291; female 9,276,347)
15-64 years: 65.45% (male 22,116,599; female 21,401,165)
65 years and over: 6.13% (male 1,878,571; female 2,200,997) (2001 est.)
Population growth rate: 1.24% (2001 est.)
Birth rate: 18.31 births/1,000 population (2001 est.)
Death rate: 5.95 deaths/1,000 population (2001 est.)
Net migration rate: 0 migrant(s)/1,000 population (2001 est.)
Sex ratio: at birth: 1.05 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 1.03 male(s)/female