Population: 138,123,359 (July 1999 est.)

Age structure:
0-14 years: 41% (male 29,423,876; female 27,763,774)
15-64 years: 55% (male 38,533,918; female 36,804,592)
65 years and over: 4% (male 2,768,942; female 2,828,257) (1999 est.)

Population growth rate: 2.18% (1999 est.)

Birth rate: 33.51 births/1,000 population (1999 est.)

Death rate: 10.45 deaths/1,000 population (1999 est.)

Net migration rate: -1.3 migrant(s)/1,000 population (1999 est.)

Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.06 male(s)/female
15-64 years: 1.05 male(s)/female
65 years and over: 0.98 male(s)/female
total population: 1.05 male(s)/female (1999 est.)

Infant mortality rate: 91.86 deaths/1,000 live births (1999 est.)

Life expectancy at birth:
total population: 59.38 years
male: 58.49 years
female: 60.3 years (1999 est.)

Total fertility rate: 4.73 children born/woman (1999 est.)

Nationality:
noun: Pakistani(s)
adjective: Pakistani

Ethnic groups: Punjabi, Sindhi, Pashtun (Pathan), Baloch, Muhajir (immigrants from India and their descendants)

Religions: Muslim 97% (Sunni 77%, Shi'a 20%), Christian, Hindu, and other 3%

Languages: Punjabi 48%, Sindhi 12%, Siraiki (a Punjabi variant) 10%, Pashtu 8%, Urdu (official) 8%, Balochi 3%, Hindko 2%, Brahui 1%, English (official and lingua franca of Pakistani elite and most government ministries), Burushaski, and other 8%

Literacy:
definition: age 15 and over can read and write
total population: 37.8%
male: 50%
female: 24.4% (1995 est.)