Riau is considered a very ethnically diverse province. As of 2015, the ethnic groups in Riau consist of Malays (37.74%), Javanese (25.05%), Minangkabau (11.26%), Batak (7.31%), Banjar (3.78%), Chinese (3.72%), and Bugis (2.27%). The Malays are the largest ethnic group with a composition of 37.74% of the entire population of Riau. They generally come from coastal areas in Rokan Hilir, Dumai, Bengkalis, Pulau Meranti, up to Pelalawan, Siak, Inderagiri Hulu and Inderagiri Hilir. Riau was once the seat of great Malay sultanates, such as the Sultanate of Siak Sri Indrapura, Pelalawan and Indragiri Sultanate.