Population: 58,609,285 (July 1997 est.)
Age structure: 0-14 years: 19% (male 5,712,739; female 5,449,139) 15-64 years : 65% (male 19,178,683; female 19,126,672) 65 years and over: 16% (male 3,687,216; female 5,454,836) (July 1997 est.)
Population growth rate: 0.35% (1997 est.)
Birth rate: 11.98 births/1,000 population (1997 est.)
Death rate: 9.08 deaths/1,000 population (1997 est.)
Net migration rate: 0.63 migrant(s)/1,000 population (1997 est.)
Sex ratio: at birth: 1.05 male(s)/female under 15 years: 1.05 male(s)/female 15-64 years : 1 male(s)/female 65 years and over: 0.68 male(s)/female total population: 0.95 male(s)/female (1997 est.)
Infant mortality rate: 5.8 deaths/1,000 live births (1997 est.)
Life expectancy at birth: total population: 78.38 years male: 74.44 years female: 82.53 years (1997 est.)
Total fertility rate: 1.66 children born/woman (1997 est.)