<Tr> <Td> Largest margin of defeat </Td> <Td> 43, 12 / 13 / 64 KAN </Td> </Tr> <Tr> <Td> Most yards allowed </Td> <Td> 614, 10 / 1 / 00 @ STL </Td> </Tr> <Tr> <Td> Fewest yards allowed </Td> <Td> 58, 10 / 22 / 61 @ OAK </Td> </Tr> <Tr> <Td> Shutouts </Td> <Td> 17 </Td> </Tr>

When did the san diego chargers win the superbowl