Nigeria, West Africas only significant Oil producer, had oil production averaging 2.6 million barrels per day (bbl/d) in 2005. According to the Oil and Gas Journal (OGJ), Nigerias estimated proven crude reserves are 35.9 billion barrels, and this constitutes 96 percent of the Communitys estimated proven crude reserves. Smaller reserve deposits are located in the Gulf of Guinea (offshore Benin, CÔte dIvoire and Ghana). In 2005, Petroleum consumption in West Africa averaged 487,000 bbl/d, with Nigeria being the Communitys largest oil consumer (63 percent of total consumption).