<Table> <Tr> <Th> </Th> <Th> San Diego Chargers </Th> <Th> San Francisco 49ers </Th> </Tr> <Tr> <Td> First downs </Td> <Td> 20 </Td> <Td> 28 </Td> </Tr> <Tr> <Td> First downs rushing </Td> <Td> 5 </Td> <Td> 10 </Td> </Tr> <Tr> <Td> First downs passing </Td> <Td> 14 </Td> <Td> 17 </Td> </Tr> <Tr> <Td> First downs penalty </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Third down efficiency </Td> <Td> 6 / 16 </Td> <Td> 7 / 13 </Td> </Tr> <Tr> <Td> Fourth down efficiency </Td> <Td> 0 / 4 </Td> <Td> 0 / 0 </Td> </Tr> <Tr> <Td> Total net yards </Td> <Td> 354 </Td> <Td> 455 </Td> </Tr> <Tr> <Td> Net yards rushing </Td> <Td> 67 </Td> <Td> 139 </Td> </Tr> <Tr> <Td> Rushing attempts </Td> <Td> 19 </Td> <Td> 32 </Td> </Tr> <Tr> <Td> Yards per rush </Td> <Td> 3.5 </Td> <Td> 4.2 </Td> </Tr> <Tr> <Td> Passing--Completions / attempts </Td> <Td> 27 / 55 </Td> <Td> 25 / 38 </Td> </Tr> <Tr> <Td> Times sacked - total yards </Td> <Td> 2--18 </Td> <Td> 3--15 </Td> </Tr> <Tr> <Td> Interceptions thrown </Td> <Td> </Td> <Td> 0 </Td> </Tr> <Tr> <Td> Net yards passing </Td> <Td> 287 </Td> <Td> 316 </Td> </Tr> <Tr> <Td> Punts - average yardage </Td> <Td> 4--48.8 </Td> <Td> 5--39.8 </Td> </Tr> <Tr> <Td> Punt returns - total yards </Td> <Td> 3--1 </Td> <Td> 2--12 </Td> </Tr> <Tr> <Td> Kickoff returns - total yards </Td> <Td> 8--244 </Td> <Td> 4--48 </Td> </Tr> <Tr> <Td> Interceptions - total return yards </Td> <Td> 0--0 </Td> <Td> 3--16 </Td> </Tr> <Tr> <Td> Penalties - total yards </Td> <Td> 6--63 </Td> <Td> 3--18 </Td> </Tr> <Tr> <Td> Fumbles - lost </Td> <Td> 1--0 </Td> <Td> 2--0 </Td> </Tr> <Tr> <Td> Time of possession </Td> <Td> 28: 29 </Td> <Td> 31: 31 </Td> </Tr> <Tr> <Td> Turnovers </Td> <Td> </Td> <Td> 0 </Td> </Tr> </Table> <Tr> <Th> </Th> <Th> San Diego Chargers </Th> <Th> San Francisco 49ers </Th> </Tr> <Tr> <Td> First downs </Td> <Td> 20 </Td> <Td> 28 </Td> </Tr> <Tr> <Td> First downs rushing </Td> <Td> 5 </Td> <Td> 10 </Td> </Tr>

When was the last time chargers went to super bowl