!!!Tonga: People & Society ||Population|106,513 (July 2016 est.) ||Nationality|''noun'': Tongan(s) \\ ''adjective'': Tongan \\ ||Ethnic groups|Tongan 96.6%, part-Tongan 1.7%, other 1.7%, unspecified 0.03% (2006 est.) ||Languages|English and Tongan 87%, Tongan (official) 10.7%, English (official) 1.2%, other 1.1%, unspecified 0.03% (2006 est.) ||Religions|Protestant 64.9% (includes Free Wesleyan Church 37.3%, Free Church of Tonga 11.4%, Church of Tonga 7.2%, Tokaikolo Christian Church 2.6%, Assembly of God 2.3%, Seventh Day Adventist 2.2%, Constitutional Church of Tonga 0.9%, Anglican 0.8% and Full Gospel Church 0.2%), Mormon 16.8%, Roman Catholic 15.6%, other 1.1%, none 0.03%, unspecified 1.7% (2006 est.) ||Age structure|''0-14 years'': 34.47% (male 18,656/female 18,061) \\ ''15-24 years'': 19.57% (male 10,671/female 10,169) \\ ''25-54 years'': 33.92% (male 18,045/female 18,080) \\ ''55-64 years'': 5.7% (male 3,000/female 3,072) \\ ''65 years and over'': 6.35% (male 3,064/female 3,695) (2016 est.) \\ ||Dependency ratios|''total dependency ratio'': 74.3% \\ ''youth dependency ratio'': 64.1% \\ ''elderly dependency ratio'': 10.2% \\ ''potential support ratio'': 9.8% (2015 est.) \\ ||Median age|''total'': 22.6 years \\ ''male'': 22.2 years \\ ''female'': 23.1 years (2016 est.) \\ ||Population growth rate|-0.01% (2016 est.) ||Birth rate|22.6 births/1,000 population (2016 est.) ||Death rate|4.9 deaths/1,000 population (2016 est.) ||Net migration rate|-17.8 migrant(s)/1,000 population (2016 est.) ||Urbanization|''urban population'': 23.7% of total population (2015) \\ ''rate of urbanization'': 0.71% annual rate of change (2010-15 est.) \\ ||Major urban areas - population|NUKU'ALOFA 25,000 (2014) ||Sex ratio|''at birth'': 1.03 male(s)/female \\ ''0-14 years'': 1.03 male(s)/female \\ ''15-24 years'': 1.05 male(s)/female \\ ''25-54 years'': 1 male(s)/female \\ ''55-64 years'': 0.98 male(s)/female \\ ''65 years and over'': 0.84 male(s)/female \\ ''total population'': 1.01 male(s)/female (2016 est.) \\ ||Mother's mean age at first birth|24.9 \\ ''__note__'': median age at first birth among women 25-49 (2012 est.) \\ ||Maternal mortality rate|124 deaths/100,000 live births (2015 est.) ||Infant mortality rate|''total'': 11.6 deaths/1,000 live births \\ ''male'': 12 deaths/1,000 live births \\ ''female'': 11.2 deaths/1,000 live births (2016 est.) \\ ||Life expectancy at birth|''total population'': 76.2 years \\ ''male'': 74.7 years \\ ''female'': 77.8 years (2016 est.) \\ ||Total fertility rate|3.18 children born/woman (2016 est.) ||Health expenditures|5.2% of GDP (2014) ||Physicians density|0.56 physicians/1,000 population (2010) ||Hospital bed density|2.6 beds/1,000 population (2010) ||Drinking water source|''improved'': \\ urban: 99.7% of population \\ rural: 99.6% of population \\ total: 99.6% of population \\ ''unimproved'': \\ urban: 0.3% of population \\ rural: 0.4% of population \\ total: 0.4% of population (2015 est.) \\ ||Sanitation facility access|''improved'': \\ urban: 97.6% of population \\ rural: 89% of population \\ total: 91% of population \\ ''unimproved'': \\ urban: 2.4% of population \\ rural: 11% of population \\ total: 9% of population (2015 est.) \\ ||HIV/AIDS - adult prevalence rate|NA ||HIV/AIDS - people living with HIV/AIDS|NA ||HIV/AIDS - deaths|NA ||Major infectious diseases| \\ ''__note__'': active local transmission of Zika virus by Aedes species mosquitoes has been identified in this country (as of August 2016); it poses an important risk (a large number of cases possible) among US citizens if bitten by an infective mosquito; other less common ways to get Zika are through sex, via blood transfusion, or during pregnancy, in which the pregnant woman passes Zika virus to her fetus (2016) \\ ||Obesity - adult prevalence rate|41.1% (2014) ||Children under the age of 5 years underweight|1.9% (2012) ||Literacy|''definition'': can read and write Tongan and/or English \\ ''total population'': 99.4% \\ ''male'': 99.3% \\ ''female'': 99.4% (2015 est.) \\