Age structure:
0-14 years: 35.5% (male 17,392,780/female 16,708,255) 15-64 years: 60.4% (male 28,986,232/female 29,076,329) 65 years and over: 4.1% (male 1,682,485/female 2,215,602) (2008 est.)
Median age:
total: 22.3 years male: 21.8 years female: 22.8 years (2008 est.)
Population growth rate:
1.991% (2008 est.)
Birth rate:
26.42 births/1,000 population (2008 est.)
Death rate:
5.15 deaths/1,000 population (2008 est.)