Age structure: 0-14 years: 36.32% (male 4,646,341; female 4,489,265)
15-64 years: 59.06% (male 7,351,908; female 7,504,626)
65 years and over: 4.62% (male 466,029; female 696,895) (2001 est.)
Population growth rate: 1.6% (2001 est.)
Birth rate: 26.1 births/1,000 population (2001 est.)
Death rate: 8 deaths/1,000 population (2001 est.)
Net migration rate: -2.06 migrant(s)/1,000 population (2001 est.)
Sex ratio: at birth: 1.05 male(s)/female
under 15 years: 1.03 male(s)/female
15-64 years: 0.98 male(s)/female