Age structure:
0-14 years: 29.2% (male 7,147,151/female 7,120,183) 15-64 years: 65.5% (male 16,057,340/female 15,889,750) 65 years and over: 5.3% (male 1,050,287/female 1,518,044) (2008 est.)
Median age:
total: 24.2 years male: 23.8 years female: 24.6 years (2008 est.)
Population growth rate:
0.828% (2008 est.)
Birth rate:
20.23 births/1,000 population (2008 est.)
Death rate:
16.94 deaths/1,000 population (2008 est.)