Population: 19,169,083 (July 2000 est.)

Age structure:
0-14 years: 21% (male 2,052,095; female 1,954,543)
15-64 years: 67% (male 6,458,083; female 6,322,475)
65 years and over: 12% (male 1,040,950; female 1,340,937) (2000 est.)

Population growth rate: 1.02% (2000 est.)

Birth rate: 13.08 births/1,000 population (2000 est.)

Death rate: 7.12 deaths/1,000 population (2000 est.)

Net migration rate: 4.26 migrant(s)/1,000 population (2000 est.)

Sex ratio:
at birth: 1.06 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 1.02 male(s)/female
65 years and over: 0.78 male(s)/female
total population: 0.99 male(s)/female (2000 est.)

Infant mortality rate: 5.04 deaths/1,000 live births (2000 est.)

Life expectancy at birth:
total population: 79.75 years
male: 76.9 years
female: 82.74 years (2000 est.)

Total fertility rate: 1.79 children born/woman (2000 est.)

Nationality:
noun: Australian(s)
adjective: Australian

Ethnic groups: Caucasian 92%, Asian 7%, aboriginal and other 1%

Religions: Anglican 26.1%, Roman Catholic 26%, other Christian 24.3%, non-Christian 11%

Languages: English, native languages

Literacy:
definition: age 15 and over can read and write
total population: 100%
male: 100%
female: 100% (1980 est.)