Religions:
Sunni Muslim 98%, Roman Catholic 2%
Languages:
Arabic (official), French (official), Shikomoro (a blend of Swahili and Arabic)
Literacy:
definition: age 15 and over can read and write total population: 56.5% male: 63.6% female: 49.3% (2003 est.)
School life expectancy (primary to tertiary education):
total: 8 years male: 9 years female: 7 years (2004)
Education expenditures:
3.8% of GDP (2002)