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Population:
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5,883,889 (July 2004 est.)
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Age structure:
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0-14 years: 44.8% (male 1,291,621; female 1,343,827)
15-64 years: 52% (male 1,458,610; female 1,599,109)
65 years and over: 3.2% (male 91,232; female 99,490) (2004 est.)
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Median age:
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total: 17.5 years
male: 17.2 years
female: 17.8 years (2004 est.)
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Population growth rate:
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2.27% (2004 est.)
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Birth rate:
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43.34 births/1,000 population (2004 est.)
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Death rate:
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20.62 deaths/1,000 population (2004 est.)
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Net migration rate:
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0 migrant(s)/1,000 population
note: refugees currently in surrounding countries are slowly returning (2004 est.)
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Sex ratio:
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at birth: 1.03 male(s)/female
under 15 years: 0.96 male(s)/female
15-64 years: 0.91 male(s)/female
65 years and over: 0.92 male(s)/female
total population: 0.93 male(s)/female (2004 est.)
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Infant mortality rate:
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total: 145.24 deaths/1,000 live births
female: 127.32 deaths/1,000 live births (2004 est.)
male: 162.64 deaths/1,000 live births
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Life expectancy at birth:
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total population: 42.69 years
male: 40.23 years
female: 45.21 years (2004 est.)
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Total fertility rate:
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5.79 children born/woman (2004 est.)
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HIV/AIDS - adult prevalence rate:
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7% (2001 est.)
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HIV/AIDS - people living with HIV/AIDS:
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170,000 (2001 est.)
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HIV/AIDS - deaths:
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11,000 (2001 est.)
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Nationality:
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noun: Sierra Leonean(s)
adjective: Sierra Leonean
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Ethnic groups:
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20 native African tribes 90% (Temne 30%, Mende 30%, other 30%), Creole (Krio) 10% (descendants of freed Jamaican slaves who were settled in the Freetown area in the late-18th century), refugees from Liberia's recent civil war, small numbers of Europeans, Lebanese, Pakistanis, and Indians
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Religions:
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Muslim 60%, indigenous beliefs 30%, Christian 10%
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Languages:
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English (official, regular use limited to literate minority), Mende (principal vernacular in the south), Temne (principal vernacular in the north), Krio (English-based Creole, spoken by the descendants of freed Jamaican slaves who were settled in the Freetown area, a lingua franca and a first language for 10% of the population but understood by 95%)
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Literacy:
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definition: age 15 and over can read and write English, Mende, Temne, or Arabic
total population: 31.4%
male: 45.4%
female: 18.2% (1995 est.)
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