Age structure:
0-14 years: 23.8% (male 2,788,944/female 2,708,331)
15-64 years: 68% (male 7,762,442/female 7,955,522)
65 years and over: 8.2% (male 667,792/female 1,229,988) (2006 est.)

Median age:
total: 32 years
male: 30.7 years
female: 33.4 years (2006 est.)

Population growth rate:
0.84% (2006 est.)

Birth rate:
15.54 births/1,000 population (2006 est.)

Death rate:
7.13 deaths/1,000 population (2006 est.)

Net migration rate:
0 migrant(s)/1,000 population (2006 est.)

Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.03 male(s)/female
15-64 years: 0.98 male(s)/female
65 years and over: 0.54 male(s)/female
total population: 0.94 male(s)/female (2006 est.)

Infant mortality rate:
total: 23.29 deaths/1,000 live births
male: 24.97 deaths/1,000 live births
female: 21.52 deaths/1,000 live births (2006 est.)

Life expectancy at birth:
total population: 71.65 years
male: 68.92 years
female: 74.51 years (2006 est.)

Total fertility rate:
2.1 children born/woman (2006 est.)