0-14 years: 46.3% (male 2,213,667/female 2,189,197)
15-64 years: 51.2% (male 2,399,466/female 2,470,743)
65 years and over: 2.5% (male 95,324/female 142,933) (2010 est.)
Median age:
total: 16.8 years
male: 16.5 years
female: 17.2 years (2010 est.)
Population growth rate:
3.561% (2010 est.) country comparison to the world: 3
Birth rate: