<Table> <Tr> <Th_colspan="2"> Game of Thrones title sequence </Th> </Tr> <Tr> <Td_colspan="2"> Game of Thrones title screen as of 2011 </Td> </Tr> <Tr> <Th> Directed by </Th> <Td> Angus Wall </Td> </Tr> <Tr> <Th> Music by </Th> <Td> Ramin Djawadi </Td> </Tr> <Tr> <Th> Production company </Th> <Td> Rock Paper Scissors / Elastic </Td> </Tr> <Tr> <Th> Distributed by </Th> <Td> HBO </Td> </Tr> <Tr> <Th> Running time </Th> <Td> 90 seconds </Td> </Tr> <Tr> <Th> Box office </Th> <Td> </Td> </Tr> <Tr> <Th_colspan="2"> Music video </Th> </Tr> <Tr> <Td_colspan="2"> Video on Vimeo </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Game of Thrones title sequence </Th> </Tr>

How long are the game of thrones opening credits