Population:
5,460,265 (July 2003 est.)

Age structure:
0-14 years: 35.9% (male 1,001,174; female 959,157)
15-64 years: 60.5% (male 1,764,061; female 1,541,453)
65 years and over: 3.6% (male 95,566; female 98,854) (2003 est.)

Median age:
total: 21.8 years
male: 22.4 years
female: 21.1 years (2002)

Population growth rate:
2.78% (2003 est.)

Birth rate:
23.68 births/1,000 population (2003 est.)

Death rate:
2.62 deaths/1,000 population (2003 est.)

Net migration rate:
6.78 migrant(s)/1,000 population (2003 est.)

Sex ratio:
at birth: 1.06 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 1.14 male(s)/female
65 years and over: 0.97 male(s)/female
total population: 1.1 male(s)/female (2003 est.)

Infant mortality rate:
total: 18.86 deaths/1,000 live births
female: 14.98 deaths/1,000 live births (2003 est.)
male: 22.51 deaths/1,000 live births

Life expectancy at birth:
total population: 77.88 years
male: 75.42 years
female: 80.5 years (2003 est.)