Age structure: 0-14 years: 30% (male 25,018,597; female 24,164,894) 15-64 years: 65% (male 53,217,683; female 54,215,461) 65 years and over : 5% (male 3,181,539; female 4,713,192) (July 1997 est.)
Population growth rate: 1.1% (1997 est.)
Birth rate: 20.43 births/1,000 population (1997 est.)
Death rate: 9.42 deaths/1,000 population (1997 est.)
Net migration rate: 0 migrant(s)/1,000 population (1997 est.)
Sex ratio: at birth: 1.05 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 0.98 male(s)/female 65 years and over : 0.68 male(s)/female total population: 0.98 male(s)/female (1997 est.)
Infant mortality rate: 53.4 deaths/1,000 live births (1997 est.)
Life expectancy at birth: total population : 61.42 years male: 56.78 years female: 66.3 years (1997 est.)
Total fertility rate: 2.29 children born/woman (1997 est.)
Nationality: noun: Brazilian(s) adjective: Brazilian