Age Structure 0-14 years:
34.6% (male 20,624/female 19,779)
Age Structure 15-64 years:
61.2% (male 35,551/female 36,052)
Age Structure 65 years and over:
4.2% (male 2,087/female 2,828) (2007 est.)
Median Age - total:
21.3 years
Median Age - male:
20.7 years
Median Age - female:
21.8 years (2007 est.)
Population Growth Rate:
1.847% (2007 est.)
Birth Rate:
23.67 births/1,000 population (2007 est.)
Death Rate:
5.2 deaths/1,000 population (2007 est.)
Net Migration Rate:
0 migrant(s)/1,000 population (2007 est.)
Sex Ratio - at birth:
1.05 male(s)/female
Sex Ratio - under 15 years:
1.043 male(s)/female
Sex Ratio - 15-64 years:
0.986 male(s)/female
Sex Ratio - 65 years and over:
0.738 male(s)/female
Sex Ratio - total population:
0.993 male(s)/female (2007 est.)
Life Expectancy at Birth - total:
70.12 years
Life Expectancy at Birth - male:
67.6 years
Life Expectancy at Birth - female:
72.76 years (2007 est.)
Major Infectious Diseases:
Nationality:
Tongan(s)
Ethnic Groups:
Polynesian, Europeans
Religions:
Christian (Free Wesleyan Church claims over 30,000 adherents)
Languages:
Tongan, English