Age structure:
0-14 years: 38.9% (male 4,021,570; female 3,938,454)
15-64 years: 57.5% (male 5,859,940; female 5,909,910)
65 years and over: 3.6% (male 350,045; female 387,828) (2003 est.)
Median age:
total: 19.8 years
male: 19.5 years
female: 20 years (2002)
Population growth rate:
1.45% (2003 est.)
Birth rate:
25.84 births/1,000 population (2003 est.)
Death rate:
10.53 deaths/1,000 population (2003 est.)
Net migration rate:
-0.83 migrant(s)/1,000 population (2003 est.)
Sex ratio:
at birth: 1.03 male(s)/female
under 15 years: 1.02 male(s)/female
15-64 years: 0.99 male(s)/female
65 years and over: 0.9 male(s)/female
total population: 1 male(s)/female (2003 est.)
Infant mortality rate:
total: 53.02 deaths/1,000 live births
female: 49.98 deaths/1,000 live births (2003 est.)
male: 55.97 deaths/1,000 live births
Life expectancy at birth:
total population: 56.53 years
male: 55.66 years
female: 57.43 years (2003 est.)
Total fertility rate:
3.32 children born/woman (2003 est.)