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Sri Lanka Demographics Profile 2018

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Population22,409,381 (July 2017 est.)
Age structure0-14 years: 24.06% (male 2,750,004/female 2,642,606)
15-24 years: 14.63% (male 1,666,859/female 1,611,379)
25-54 years: 41.58% (male 4,571,200/female 4,747,119)
55-64 years: 10.06% (male 1,043,199/female 1,210,930)
65 years and over: 9.67% (male 917,014/female 1,249,071) (2017 est.)
Dependency ratiostotal dependency ratio: 51.2
youth dependency ratio: 37.2
elderly dependency ratio: 14.1
potential support ratio: 7.1 (2015 est.)
Median agetotal: 32.8 years
male: 31.5 years
female: 34 years (2017 est.)
Population growth rate0.76% (2017 est.)
Birth rate15.2 births/1,000 population (2017 est.)
Death rate6.2 deaths/1,000 population (2017 est.)
Net migration rate-1.3 migrant(s)/1,000 population (2017 est.)
Urbanizationurban population: 18.5% of total population (2017)
rate of urbanization: 1.11% annual rate of change (2015-20 est.)
Major cities - populationSri Jayewardenepura Kotte (legislative capital) 128,000 (2014); COLOMBO (capital) 707,000 (2015)
Sex ratioat birth: 1.04 male(s)/female
0-14 years: 1.04 male(s)/female
15-24 years: 1.03 male(s)/female
25-54 years: 0.96 male(s)/female
55-64 years: 0.86 male(s)/female
65 years and over: 0.74 male(s)/female
total population: 0.96 male(s)/female (2016 est.)
Mother's mean age at first birth25.4 years
note: median age at first birth among women 30-34 (2006/07 est.)
Infant mortality ratetotal: 8.4 deaths/1,000 live births
male: 9.3 deaths/1,000 live births
female: 7.4 deaths/1,000 live births (2017 est.)
Life expectancy at birthtotal population: 76.9 years
male: 73.5 years
female: 80.6 years (2017 est.)
Total fertility rate2.07 children born/woman (2017 est.)
HIV/AIDS - adult prevalence rate<.1% (2016 est.)
HIV/AIDS - people living with HIV/AIDS4,000 (2016 est.)
HIV/AIDS - deaths<200 (2016 est.)
Drinking water sourceimproved:
urban: 98.5% of population
rural: 95% of population
total: 95.6% of population
unimproved:
urban: 1.5% of population
rural: 5% of population
total: 4.4% of population (2015 est.)
Sanitation facility accessimproved:
urban: 88.1% of population
rural: 96.7% of population
total: 95.1% of population
unimproved:
urban: 11.9% of population
rural: 3.3% of population
total: 4.9% of population (2015 est.)
Major infectious diseasesdegree of risk: high
food or waterborne diseases: bacterial diarrhea and hepatitis A
vectorborne disease: dengue fever
water contact disease: leptospirosis
animal contact disease: rabies (2016)
Nationalitynoun: Sri Lankan(s)
adjective: Sri Lankan
Ethnic groupsSinhalese 74.9%, Sri Lankan Tamil 11.2%, Sri Lankan Moors 9.2%, Indian Tamil 4.2%, other 0.5% (2012 est.)
ReligionsBuddhist (official) 70.2%, Hindu 12.6%, Muslim 9.7%, Roman Catholic 6.1%, other Christian 1.3%, other 0.05% (2012 est.)
LanguagesSinhala (official and national language) 74%, Tamil (official and national language) 18%, other 8%
note: English, spoken competently by about 10% of the population, is commonly used in government and is referred to as the link language in the constitution
Literacydefinition: age 15 and over can read and write
total population: 92.6%
male: 93.6%
female: 91.7% (2015 est.)
School life expectancy (primary to tertiary education)total: 14 years
male: 14 years
female: 14 years (2013)
Education expenditures2.2% of GDP (2015)
Maternal mortality rate30 deaths/100,000 live births (2015 est.)
Children under the age of 5 years underweight26.3% (2012)
Health expenditures3.5% of GDP (2014)
Physicians density0.73 physicians/1,000 population (2010)
Hospital bed density3.6 beds/1,000 population (2012)
Obesity - adult prevalence rate5.2% (2016)

Source: CIA World Factbook
This page was last updated on January 20, 2018

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