0-14 years: 45.2% (male 2,028,493/female 1,948,353)
15-64 years: 52.1% (male 2,275,662/female 2,308,945)
65 years and over: 2.6% (male 94,569/female 135,810) (2009 est.)
Median age:
total: 17.2 years
male: 16.8 years
female: 17.7 years (2009 est.)
Population growth rate:
2.977% (2009 est.) country comparison to the world: 14
Birth rate: