Age structure:
0-14 years: 20% (male 1,163,741; female 1,102,391)
15-64 years: 69.8% (male 3,949,197; female 3,948,196)
65 years and over: 10.1% (male 528,162; female 617,077) (2004 est.)
Median age:
total: 34.8 years
male: 34.2 years
female: 35.5 years (2004 est.)
Population growth rate:
0.34% (2004 est.)
Birth rate:
12.18 births/1,000 population (2004 est.)
Death rate:
7.17 deaths/1,000 population (2004 est.)
Net migration rate:
-1.58 migrant(s)/1,000 population (2004 est.)
Sex ratio:
at birth: 1.06 male(s)/female
under 15 years: 1.06 male(s)/female
15-64 years: 1 male(s)/female
65 years and over: 0.86 male(s)/female
total population: 1 male(s)/female (2004 est.)
Infant mortality rate:
total: 6.45 deaths/1,000 live births
female: 5.6 deaths/1,000 live births (2004 est.)
male: 7.25 deaths/1,000 live births
Life expectancy at birth:
total population: 77.04 years
male: 74.77 years
female: 79.44 years (2004 est.)
Total fertility rate:
1.66 children born/woman (2004 est.)