12,853,259 (July 2008 est.)
Wolof 43.3%, Pular 23.8%, Serer 14.7%, Jola 3.7%, Mandinka 3%, Soninke 1.1%, European and Lebanese 1%, other 9.4%
Muslim 94%, Christian 5% (mostly Roman Catholic), indigenous beliefs 1%
French (official), Wolof, Pulaar, Jola, Mandinka
Tropical; hot, humid; rainy season (May to November) has strong southeast winds; dry season (December to April) dominated by hot, dry, harmattan wind.
Source: CIA – The World Factbook, https://www.cia.gov/library/publications/the-world-factbook/geos/sg.html