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Bayer 04 Leverkusen is a German football club based in Leverkusen. The club was founded in 1904 and has spent most of its history in the Bundesliga, the top division of German football. Bayer 04 Leverkusen has won the Bundesliga once, in 2002, and has also won the DFB-Pokal twice, in 1993 and 2009.