Age structure:
0-14 years: 39% (male 33,293,428/female 31,434,314)
15-64 years: 56.9% (male 48,214,298/female 46,062,933)
65 years and over: 4.1% (male 3,256,065/female 3,542,522) (2006 est.)
Median age:
total: 19.8 years
male: 19.7 years
female: 20 years (2006 est.)
Population growth rate:
2.09% (2006 est.)
Birth rate:
29.74 births/1,000 population (2006 est.)
Death rate:
8.23 deaths/1,000 population (2006 est.)
Net migration rate:
-0.59 migrant(s)/1,000 population (2006 est.)
Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.06 male(s)/female
15-64 years: 1.05 male(s)/female
65 years and over: 0.92 male(s)/female
total population: 1.05 male(s)/female (2006 est.)
Infant mortality rate:
total: 70.45 deaths/1,000 live births
male: 70.84 deaths/1,000 live births
female: 70.04 deaths/1,000 live births (2006 est.)
Life expectancy at birth:
total population: 63.39 years
male: 62.4 years
female: 64.44 years (2006 est.)
Total fertility rate:
4 children born/woman (2006 est.)