According to the 2010 census, nearly 96% of Beijing's population are ethnic Han Chinese.  Of the 800,000 ethnic minority population living in the capital, Manchu (336,000), Hui (249,000), Korean (77,000), Mongol (37,000) and Tujia (24,000) constitute the five largest groups.  In addition, there were 8,045 Hong Kong residents, 500 Macau residents, and 7,772 Taiwan residents along with 91,128 registered foreigners living in Beijing. A study by the Beijing Academy of Sciences estimates that in 2010 there were on average 200,000 foreigners living in Beijing on any given day including students, business travellers and tourists that are not counted as registered residents.