<Table> <Tr> <Th_colspan="2"> North Carolina Tar Heels </Th> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> </Td> <Td> 2017--18 North Carolina Tar Heels men's basketball team </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> First season </Th> <Td> 1910 </Td> </Tr> <Tr> <Th> All - time record </Th> <Td> 2,232--792 (. 739) </Td> </Tr> <Tr> <Th> Head coach </Th> <Td> Roy Williams (15th season) </Td> </Tr> <Tr> <Th> Conference </Th> <Td> Atlantic Coast Conference </Td> </Tr> <Tr> <Th> Location </Th> <Td> Chapel Hill, North Carolina </Td> </Tr> <Tr> <Th> Arena </Th> <Td> Dean Smith Center (Capacity: 21,750) </Td> </Tr> <Tr> <Th> Nickname </Th> <Td> Tar Heels </Td> </Tr> <Tr> <Th> Colors </Th> <Td> Carolina Blue and White </Td> </Tr> <Tr> <Th_colspan="2"> Uniforms </Th> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> Home </Td> <Td> Away <P> </P> </Td> </Tr> </Table> </Td> </Tr> <Tr> <Th_colspan="2"> NCAA Tournament champions </Th> </Tr> <Tr> <Td_colspan="2"> 1957, 1982, 1993, 2005, 2009, 2017 </Td> </Tr> <Tr> <Th_colspan="2"> NCAA Tournament runner - up </Th> </Tr> <Tr> <Td_colspan="2"> 1946, 1968, 1977, 1981, 2016 </Td> </Tr> <Tr> <Th_colspan="2"> NCAA Tournament Final Four </Th> </Tr> <Tr> <Td_colspan="2"> 1946, 1957, 1967, 1968, 1969, 1972, 1977, 1981, 1982, 1991, 1993, 1995, 1997, 1998, 2000, 2005, 2008, 2009, 2016, 2017 </Td> </Tr> <Tr> <Th_colspan="2"> NCAA Tournament Elite Eight </Th> </Tr> <Tr> <Td_colspan="2"> 1941, 1946, 1957, 1967, 1968, 1969, 1972, 1977, 1981, 1982, 1983, 1985, 1987, 1988, 1991, 1993, 1995, 1997, 1998, 2000, 2005, 2007, 2008, 2009, 2011, 2012, 2016, 2017 </Td> </Tr> <Tr> <Th_colspan="2"> NCAA Tournament Sweet Sixteen </Th> </Tr> <Tr> <Td_colspan="2"> 1957, 1967, 1968, 1969, 1972, 1975, 1977, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1995, 1997, 1998, 2000, 2005, 2007, 2008, 2009, 2011, 2012, 2015, 2016, 2017 </Td> </Tr> <Tr> <Th_colspan="2"> NCAA Tournament appearances </Th> </Tr> <Tr> <Td_colspan="2"> 1941, 1946, 1957, 1959, 1967, 1968, 1969, 1972, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 </Td> </Tr> <Tr> <Th_colspan="2"> Conference tournament champions </Th> </Tr> <Tr> <Td_colspan="2"> 1922, 1924, 1925, 1926, 1935, 1936, 1940, 1945, 1957, 1967, 1968, 1969, 1972, 1975, 1977, 1979, 1981, 1982, 1989, 1991, 1994, 1997, 1998, 2007, 2008, 2016 </Td> </Tr> <Tr> <Th_colspan="2"> Conference regular season champions </Th> </Tr> <Tr> <Td_colspan="2"> 1923, 1924, 1925, 1926, 1935, 1938, 1941, 1944, 1946, 1956, 1957, 1959, 1960, 1961, 1967, 1968, 1969, 1971, 1972, 1976, 1977, 1978, 1979, 1982, 1983, 1984, 1985, 1987, 1988, 1993, 1995, 2001, 2005, 2007, 2008, 2009, 2011, 2012, 2016, 2017 </Td> </Tr> </Table> <Tr> <Th_colspan="2"> North Carolina Tar Heels </Th> </Tr>

When was the last time unc won the acc championship