Life expectancy at birth: total population: 45.25 years male: 42.37 years female: 48.21 years (2000 est.)
Total fertility rate: 6.08 children born/woman (2000 est.)
Nationality: noun: Sierra Leonean(s) adjective: Sierra Leonean
Ethnic groups: 20 native African tribes 90% (Temne 30%, Mende 30%, other 30%), Creole 10% (descendants of freed Jamaican slaves who were settled in the Freetown area in the late-eighteenth century), refugees from Liberia's recent civil war, small numbers of Europeans, Lebanese, Pakistanis, and Indians
Religions: Muslim 60%, indigenous beliefs 30%, Christian 10%
Languages: 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%)
Literacy: 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.)
@Sierra Leone:Government
Country name: conventional long form: Republic of Sierra Leone conventional short form: Sierra Leone
Data code: SL