World Demographics Profile 2013

Population

7,021,836,029 (July 2012 est.)
top ten most populous countries (in millions): China 1,343.24; India 1,205.07; United States 313.85; Indonesia 248.22; Brazil 205.72; Pakistan 190.29; Nigeria 170.12; Bangladesh 161.08; Russia 138.08; Japan 127.37 (July 2012 est.)

Age structure

0-14 years: 26.2% (male 950,474,013/female 887,057,234)
15-24 years: 17.1% (male 615,201,010/female 581,500,831)
25-54 years: 40.5% (male 1,434,672,361/female 1,407,874,923)
55-64 years: 8.2% (male 282,837,253/female 295,889,006)
65 years and over: 8% (male 249,318,537/female 312,187,796) (2012 est.)

Median age

total: 28.4 years
male: 27.7 years
female: 29 years (2009 est.)

Population growth rate

1.096%
note: this rate results in about 145 net additions to the worldwide population every minute or 2.4 every second (2012 est.)

Birth rate

19.14 births/1,000 population
note: this rate results in about 252 worldwide births per minute or 4.2 births every second (2012 est.)

Death rate

7.99 deaths/1,000 population
note: this rate results in about 107 worldwide deaths per minute or 1.8 deaths every second (July 2012 est.)

Urbanization

urban population: 50.5% of total population (2010)
rate of urbanization: 1.85% annual rate of change (2010-15 est.)
ten largest urban agglomerations: Tokyo (Japan) - 36,669,000; Delhi (India) - 22,157,000; Sao Paulo (Brazil) - 20,262,000; Mumbai (India) - 20,041,000; Mexico City (Mexico) - 19,460,000; New York-Newark (US) - 19,425,000; Shanghai (China) - 16,575,000; Kolkata (India) - 15,552,000; Dhaka (Bangladesh) - 14,648,000; Karachi (Pakistan) - 13,125,000 (2009)

Sex ratio

at birth: 1.07 male(s)/female
under 15 years: 1.07 male(s)/female
15-64 years: 1.02 male(s)/female
65 years and over: 0.79 male(s)/female
total population: 1.01 male(s)/female (2011 est.)

Infant mortality rate

total: 39.48 deaths/1,000 live births
male: 41.42 deaths/1,000 live births
female: 37.4 deaths/1,000 live births (2012 est.)

Life expectancy at birth

total population: 67.59 years
male: 65.59 years
female: 69.73 years (2012 est.)

Total fertility rate

2.47 children born/woman (2012 est.)

HIV/AIDS - adult prevalence rate

0.8% (2009 est.)

HIV/AIDS - people living with HIV/AIDS

33.3 million (2009 est.)

HIV/AIDS - deaths

1.8 million (2009 est.)

Sanitation facility access

improved:
urban: 76% of population
rural: 45% of population
total: 61% of population
unimproved:
urban: 24% of population
rural: 55% of population
total: 39% of population

Religions

Christian 33.39% (of which Roman Catholic 16.85%, Protestant 6.15%, Orthodox 3.96%, Anglican 1.26%), Muslim 22.74%, Hindu 13.8%, Buddhist 6.77%, Sikh 0.35%, Jewish 0.22%, Baha'i 0.11%, other religions 10.95%, non-religious 9.66%, atheists 2.01% (2010 est.)

Languages

Mandarin Chinese 12.44%, Spanish 4.85%, English 4.83%, Arabic 3.25%, Hindi 2.68%, Bengali 2.66%, Portuguese 2.62%, Russian 2.12%, Japanese 1.8%, Standard German 1.33%, Javanese 1.25% (2009 est.)
note: 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; all told, there are about 6,900 languages spoken in the world

Literacy

definition: age 15 and over can read and write
total population: 84.1%
male: 88.6%
female: 79.7%
note: almost three-quarters of the world's 775 million illiterate adults are found in only ten countries (in descending order: India, China, Pakistan, Bangladesh, Nigeria, Ethiopia, Egypt, Brazil, Indonesia, and the Democratic Republic of the Congo); of all the illiterate adults in the world, two-thirds are women; extremely low literacy rates are concentrated in South and West Asia and Sub-Saharan Africa (2010 est.)

School life expectancy (primary to tertiary education)

total: 11 years
male: 11 years
female: 11 years (2008)

Hospital bed density

2.94 beds/1,000 population (2005)