<Table> Manchester United in European football <Tr> <Th> Club </Th> <Td> Manchester United </Td> </Tr> <Tr> <Th> First entry </Th> <Td> 1956--57 European Cup </Td> </Tr> <Tr> <Th> Latest entry </Th> <Td> 2016--17 UEFA Europa League </Td> </Tr> <Tr> <Th_colspan="2"> Titles </Th> </Tr> <Tr> <Th> Champions League </Th> <Td> 3 (show) <Ul> <Li> 1968 </Li> <Li> 1999 </Li> <Li> 2008 </Li> </Ul> </Td> </Tr> <Tr> <Th> Europa League </Th> <Td> 1 (show) <Ul> <Li> 2017 </Li> </Ul> </Td> </Tr> <Tr> <Th> Cup Winners' Cup </Th> <Td> 1 (show) <Ul> <Li> 1991 </Li> </Ul> </Td> </Tr> <Tr> <Th> Super Cup </Th> <Td> 1 (show) <Ul> <Li> 1991 </Li> </Ul> </Td> </Tr> <Tr> <Th> Intercontinental Cup </Th> <Td> 1 (show) <Ul> <Li> 1999 </Li> </Ul> </Td> </Tr> <Tr> <Th> FIFA Club World Cup </Th> <Td> 1 (show) <Ul> <Li> 2008 </Li> </Ul> </Td> </Tr> </Table> <Tr> <Th> Club </Th> <Td> Manchester United </Td> </Tr>

How many times did man u win champions league