Republic of Chad  President: Idriss Déby (1990)  Prime Minister:
Djimrangar Dadnadji (2013)  Land area: 486,178 sq mi (1,259,201
sq km); total area: 495,755 sq mi (1,284,000 sq km)  Population
(2012): 10,758,945 (growth rate: 2.0%); birth rate: 39.4/1000;
infant mortality rate: 95.3/1000; life expectancy: 48.3.
Capital and largest city (2009 est.): N'Djamena, 808,000
Monetary unit: CFA Franc  National name: République du Tchad
Current government officials  Languages: French, Arabic (both
official); Sara; more than 120 languages and dialects
Ethnicity/race: 200 distinct groups. North and center, mostly
Muslim: Arabs, Gorane (Toubou, Daza, Kreda), Zaghawa, Kanembou,
Ouaddai, Baguirmi, Hadjerai, Fulbe, Kotoko, Hausa, Boulala, and
Maba. South, mostly Christian or animist: Sara (Ngambaye, Mbaye,
Goulaye), Moundang, Moussei, Massa  National Holiday:
Independence Day, August 11  Religions: Islam 51%, Christian
35%, animist 7%, other 7%  Literacy rate: 25.7% (2011 est.)
Economic summary: GDP/PPP (2011 est.):$19.