World Demographics Profile 2016

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Population7,323,187,457 (July 2016 est.)
top ten most populous countries (in millions): China 1373.54; India 1266.88; United States 324.00; Indonesia 258.32; Brazil 205.82; Pakistan 202.00; Nigeria 186.05; Bangladesh 156.19; Russia 142.36; Japan 126.70
ten least populous countries: Holy See (Vatican City) 1,000; Nauru 9,540; Tuvalu 10,869; Palau 21,265; San Marino 33,020; Liechtenstein 37,624; Monaco 37,731; Saint Kitts and Nevis 51,936; Marshall Islands 72,191; Dominica 73,607
ten most densely populated countries (population per sq km): Monaco 18,866; Singapore 8,260; Holy See (Vatican City) 2,273; Bahrain 1,772; Maldives 1,320; Malta 1,310; Bangladesh 1,298; Barbados 676; Mauritius 660; Lebanon 605
ten least densely populated countries (population per sq km): Mongolia 1.93; Namibia 2.69; Australia 2.96; Iceland 3.31; Mauritania 3.49; Libya 3.64; Suriname 3.72; Guyana 3.73; Botswana 3.85; Canada 3.86
Age structure0-14 years: 25.44% (male 963,981,944/female 898,974,458)
15-24 years: 16.16% (male 611,311,930/female 572,229,547)
25-54 years: 41.12% (male 1,522,999,578/female 1,488,011,505)
55-64 years: 8.6% (male 307,262,939/female 322,668,546)
65 years and over: 8.68% (male 283,540,918/female 352,206,092) (2016 est.)
Dependency ratiostotal dependency ratio: 52.3%
youth dependency ratio: 39.7%
elderly dependency ratio: 12.6%
potential support ratio: 7.9% (2015 est.)
Median agetotal: 30.1 years
male: 29.4 years
female: 30.9 years (2016 est.)
Population growth rate1.08%
note: this rate results in about 149 net additions to the worldwide population every minute or 2.5 every second (2016 est.)
Birth rate18.6 births/1,000 population
note: this rate results in about 256 worldwide births per minute or 4.3 births every second (2016 est.)
Death rate7.8 deaths/1,000 population
note: this rate results in about 108 worldwide deaths per minute or 1.8 deaths every second (2016 est.)
Urbanizationurban population: 54% of total population (2015)
rate of urbanization: 2.05% annual rate of change (2010-15 est.)
ten largest urban agglomerations: Tokyo (Japan) - 38,001,000; New Delhi (India) - 25,703,000; Shanghai (China) - 23,741,000; Sao Paulo (Brazil) - 21,066,000; Mumbai (India) - 21,043,000; Mexico City (Mexico) - 20,999,000; Beijing (China) - 20,384,000; Osaka (Japan) - 20,238,000; Cairo (Egypt) - 18,772,000; New York-Newark (US) - 18,593,000 (2015)
Sex ratioat birth: 1.03 male(s)/female
0-14 years: 1.07 male(s)/female
15-24 years: 1.07 male(s)/female
25-54 years: 1.02 male(s)/female
55-64 years: 0.95 male(s)/female
65 years and over: 0.8 male(s)/female
total population: 0.81 male(s)/female (2016 est.)
Infant mortality ratetotal: 34.1 deaths/1,000 live births
male: 36.1 deaths/1,000 live births
female: 32.1 deaths/1,000 live births (2016 est.)
Life expectancy at birthtotal population: 69 years
male: 67 years
female: 71.1 years (2016 est.)
Total fertility rate2.42 children born/woman (2016 est.)
HIV/AIDS - adult prevalence rate0.8% (2015 est.)
HIV/AIDS - people living with HIV/AIDS36,710,700 (2015 est.)
HIV/AIDS - deaths1,107,600 (2015 est.)
Drinking water sourceimproved:
urban: 96.5% of population
rural: 84.7% of population
total: 91.1% of population
unimproved:
urban: 3.5% of population
rural: 15.3% of population
total: 8.9% of population (2015 est.)
Sanitation facility accessimproved:
urban: 82.3% of population
rural: 50.5% of population
total: 67.7% of population
unimproved:
urban: 17.7% of population
rural: 49.5% of population
total: 32.3% of population (2015 est.)
ReligionsChristian 31.4%, Muslim 23.2%, Hindu 15%, Buddhist 7.1%, folk religions 5.9%, Jewish 0.2%, other 0.8%, unaffiliated 16.4% (2010 est.)
LanguagesMandarin Chinese 11.82%, Spanish 5.77%, English 4.67%, Hindi 3.62%, Arabic 3.3%, Portuguese 2.83%, Bengali 2.69%, Russian 2.33%, Japanese 1.7%, Javanese 1.15%, Standard German 1.09% (2014 est.)
note 1: percents are for "first language" speakers only; the six UN languages - Arabic, Chinese (Mandarin), English, French, Russian, and Spanish (Castilian) - are the mother tongue or second language of about half of the world's population, and are the official languages in more than half the states in the world; some 150 to 200 languages have more than a million speakers
note 2: all told, there are an estimated 7,100 languages spoken in the world; approximately 80% of these languages are spoken by less than 100,000 people; about 140 languages are spoken by less than 10 people; communities that are isolated from each other in mountainous regions often develop multiple languages; Papua New Guinea, for example, boasts about 839 separate languages
note 3: approximately 2,300 languages are spoken in Asia, 2,140, in Africa, 1,310 in the Pacific, 1,060 in the Americas, and 290 in Europe (2016)
Literacydefinition: age 15 and over can read and write
total population: 86.1%
male: 89.9%
female: 82.2% (2015 est.)
note: more than three-quarters of the world's 781 million illiterate adults are found in South and West Asia and sub-Saharan Africa; of all the illiterate adults in the world, almost two-thirds are women (2012)
School life expectancy (primary to tertiary education)total: 12 years
male: 12 years
female: 12 years (2014)
Maternal mortality rate216 deaths/100,000 live births (2015 est.)

Source: CIA World Factbook
This page was last updated on October 8, 2016