Age structure:
0-14 years: 32.9% (male 24,957,997/female 23,533,894)
15-64 years: 63.6% (male 47,862,774/female 45,917,674)
65 years and over: 3.5% (male 2,731,578/female 2,361,435) (2006 est.)
Median age:
total: 22.2 years
male: 22.2 years
female: 22.2 years (2006 est.)
Population growth rate:
2.09% (2006 est.)
Birth rate:
29.8 births/1,000 population (2006 est.)
Death rate:
8.27 deaths/1,000 population (2006 est.)
Net migration rate:
-0.68 migrant(s)/1,000 population (2006 est.)
Sex ratio:
at birth: 1.06 male(s)/female
under 15 years: 1.06 male(s)/female
15-64 years: 1.04 male(s)/female
65 years and over: 1.16 male(s)/female
total population: 1.05 male(s)/female (2006 est.)
Infant mortality rate:
total: 60.83 deaths/1,000 live births
male: 61.87 deaths/1,000 live births
female: 59.74 deaths/1,000 live births (2006 est.)
Life expectancy at birth:
total population: 62.46 years
male: 62.47 years
female: 62.45 years (2006 est.)
Total fertility rate:
3.11 children born/woman (2006 est.)