Population:
523,617 (July 2004 est.)
Age structure:
0-14 years: 42.4% (male 113,183; female 108,816)
15-64 years: 54.4% (male 144,157; female 140,769)
65 years and over: 3.2% (male 8,058; female 8,634) (2004 est.)
Median age:
total: 18.4 years
male: 18.3 years
female: 18.5 years (2004 est.)
Population growth rate:
2.76% (2004 est.)
Birth rate:
31.6 births/1,000 population (2004 est.)
Death rate:
4.04 deaths/1,000 population (2004 est.)
Net migration rate:
0 migrant(s)/1,000 population (2004 est.)
Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 1.02 male(s)/female
65 years and over: 0.93 male(s)/female
total population: 1.03 male(s)/female (2004 est.)
Infant mortality rate:
total: 22.09 deaths/1,000 live births
female: 18.87 deaths/1,000 live births (2004 est.)
male: 25.15 deaths/1,000 live births
Life expectancy at birth:
total population: 72.38 years
male: 69.9 years
female: 74.98 years (2004 est.)