<Table> Michael Schumacher <Tr> <Td_colspan="2"> Schumacher at the 2012 Chinese Grand Prix </Td> </Tr> <Tr> <Th> </Th> <Td> (1969 - 01 - 03) 3 January 1969 (age 48) Hürth, West Germany </Td> </Tr> <Tr> <Th_colspan="2"> Formula One World Championship career </Th> </Tr> <Tr> <Th> Nationality </Th> <Td> German </Td> </Tr> <Tr> <Th> Active years </Th> <Td> 1991--2006, 2010--2012 </Td> </Tr> <Tr> <Th> Teams </Th> <Td> Jordan, Benetton, Ferrari, Mercedes </Td> </Tr> <Tr> <Th> Entries </Th> <Td> 308 (306 starts) </Td> </Tr> <Tr> <Th> Championships </Th> <Td> 7 (1994, 1995, 2000, 2001, 2002, 2003, 2004) </Td> </Tr> <Tr> <Th> Wins </Th> <Td> 91 </Td> </Tr> <Tr> <Th> Podiums </Th> <Td> 155 </Td> </Tr> <Tr> <Th> Career points </Th> <Td> 1,566 </Td> </Tr> <Tr> <Th> Pole positions </Th> <Td> 68 </Td> </Tr> <Tr> <Th> Fastest laps </Th> <Td> 77 </Td> </Tr> <Tr> <Th> First entry </Th> <Td> 1991 Belgian Grand Prix </Td> </Tr> <Tr> <Th> First win </Th> <Td> 1992 Belgian Grand Prix </Td> </Tr> <Tr> <Th> Last win </Th> <Td> 2006 Chinese Grand Prix </Td> </Tr> <Tr> <Th> Last entry </Th> <Td> 2012 Brazilian Grand Prix </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Th_colspan="2"> 24 Hours of Le Mans career </Th> </Tr> <Tr> <Th> Years </Th> <Td> 1991 </Td> </Tr> <Tr> <Th> Teams </Th> <Td> Team Sauber Mercedes </Td> </Tr> <Tr> <Th> Best finish </Th> <Td> 5th in C2 (1991) </Td> </Tr> <Tr> <Th> Class wins </Th> <Td> 0 </Td> </Tr> </Table> </Td> </Tr> </Table> <Tr> <Td_colspan="2"> Schumacher at the 2012 Chinese Grand Prix </Td> </Tr>

How many times did michael schumacher won the f1 championship
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