Population:
87,857,473 (July 2005 est.)

Age structure:
0-14 years: 35.4% (male 15,869,636/female 15,255,588)
15-64 years: 60.6% (male 26,503,785/female 26,722,511)
65 years and over: 4% (male 1,523,213/female 1,982,740) (2005 est.)

Median age:
total: 22.27 years
male: 21.77 years
female: 22.8 years (2005 est.)

Population growth rate:
1.84% (2005 est.)

Birth rate:
25.31 births/1,000 population (2005 est.)

Death rate:
5.47 deaths/1,000 population (2005 est.)

Net migration rate:
-1.49 migrant(s)/1,000 population (2005 est.)

Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 0.99 male(s)/female
65 years and over: 0.77 male(s)/female
total population: 1 male(s)/female (2005 est.)

Infant mortality rate:
total: 23.51 deaths/1,000 live births
male: 26.34 deaths/1,000 live births
female: 20.54 deaths/1,000 live births (2005 est.)

Life expectancy at birth:
total population: 69.91 years
male: 67.03 years
female: 72.92 years (2005 est.)

Total fertility rate:
3.16 children born/woman (2005 est.)

HIV/AIDS - adult prevalence rate:
less than 0.1% (2003 est.)