People

Population: 150 123 (July 1998 est.)

Age structure:

0-14 years: 48% (male 36 127; female 35 253)

15-64 years: 48% (male 34 980; female 37 555)

65 years and over: 4% (male 2 813; female 3 395) (July 1998 est.)

Population growth rate: 3.1% (1998 est.)

Birth rate: 43.48 births/1 000 population (1998 est.)

Death rate: 8.31 deaths/1 000 population (1998 est.)

Net migration rate: -4.15 migrant(s)/1 000 population (1998 est.)

Sex ratio:

at birth: 1.03 male(s)/female

under 15 years: 1.02 male(s)/female

15-64 years: 0.93 male(s)/female

65 years and over: 0.82 male(s)/female (1998 est.)

Infant mortality rate: 54.55 deaths/1 000 live births (1998 est.)

Life expectancy at birth:

total population: 64.34 years

male: 62.87 years

female: 65.86 years (1998 est.)

Total fertility rate: 6.19 children born/woman (1998 est.)

Nationality:

noun: Sao Tomean(s)

adjective: Sao Tomean

Ethnic groups: mestico angolares (descendants of Angolan slaves) forros (descendants of freed slaves) servicais (contract laborers from Angola Mozambique and Cape Verde) tongas (children of servicais born on the islands) Europeans (primarily Portuguese)

Religions: Roman Catholic Evangelical Protestant Seventh-Day Adventist

Languages: Portuguese (official)

Literacy:

definition: age 15 and over can read and write

total population: 73%

male: 85%

female: 62% (1991 est.)