Population:
4,076,140 (July 2006 est.)
Age structure:
0-14 years: 21.1% (male 439,752/female 419,174)
15-64 years: 67.1% (male 1,374,850/female 1,361,570)
65 years and over: 11.8% (male 210,365/female 270,429) (2006 est.)
Median age:
total: 33.9 years
male: 33.2 years
female: 34.7 years (2006 est.)
Population growth rate:
0.99% (2006 est.)
Birth rate:
13.76 births/1,000 population (2006 est.)
Death rate:
7.53 deaths/1,000 population (2006 est.)
Net migration rate:
3.63 migrant(s)/1,000 population (2006 est.)
Sex ratio:
at birth: 1.04 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 1.01 male(s)/female
65 years and over: 0.78 male(s)/female
total population: 0.99 male(s)/female (2006 est.)
Infant mortality rate:
total: 5.76 deaths/1,000 live births
male: 6.59 deaths/1,000 live births
female: 4.89 deaths/1,000 live births (2006 est.)
Life expectancy at birth:
total population: 78.81 years
male: 75.82 years
female: 81.93 years (2006 est.)