Age structure:
0-14 years: 32.9% (male 1,505,964/female 1,438,809)
15-64 years: 61.7% (male 2,815,544/female 2,703,012)
65 years and over: 5.4% (male 226,372/female 260,333) (2005 est.)
Median age:
total: 23.88 years
male: 23.68 years
female: 24.09 years (2005 est.)
Population growth rate:
1.29% (2005 est.)
Birth rate:
23.28 births/1,000 population (2005 est.)
Death rate:
7.35 deaths/1,000 population (2005 est.)
Net migration rate:
-3.02 migrant(s)/1,000 population (2005 est.)
Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 1.04 male(s)/female
65 years and over: 0.87 male(s)/female
total population: 1.03 male(s)/female (2005 est.)
Infant mortality rate:
total: 32.38 deaths/1,000 live births
male: 34.81 deaths/1,000 live births
female: 29.84 deaths/1,000 live births (2005 est.)
Life expectancy at birth:
total population: 71.44 years
male: 69.94 years
female: 73.03 years (2005 est.)
Total fertility rate:
2.86 children born/woman (2005 est.)