Age structure:
0-14 years: 27.2% (male 10,701,631/female 10,223,260)
15-64 years: 66.7% (male 25,896,326/female 25,327,403)
65 years and over: 6.1% (male 2,130,360/female 2,526,544) (2009 est.)
Median age:
total: 27.7 years
male: 27.4 years
female: 28.1 years (2009 est.)
Population growth rate:
1.312% (2009 est.) country comparison to the world: 102