0-14 years: 40.9% (male 3,891,762/female 3,822,870)
15-64 years: 55.9% (male 5,298,143/female 5,250,493)
65 years and over: 3.3% (male 283,289/female 332,744) (2009 est.)
Median age:
total: 19.2 years
male: 19 years
female: 19.3 years (2009 est.)
Population growth rate:
2.19% (2009 est.) country comparison to the world: 44
Birth rate: