<Table> <Tr> <Th_colspan="2"> Colorado Rockies </Th> </Tr> <Tr> <Td_colspan="2"> 2018 Colorado Rockies season </Td> </Tr> <Tr> <Td_colspan="2"> Established in 1991 </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Team logo </Td> <Td> Cap insignia </Td> </Tr> </Table> </Td> </Tr> <Tr> <Th_colspan="2"> Major league affiliations </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> National League (1993--present) <Ul> <Li> West Division (1993--present) </Li> <Li> </Li> </Ul> </Li> </Ul> <P> </P> </Td> </Tr> <Tr> <Th_colspan="2"> Current uniform </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Retired numbers </Th> <Td> <Ul> <Li> 17 </Li> <Li> 42 </Li> <Li> KSM </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Colors </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Purple, black, silver </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Name </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Colorado Rockies (1993--present) </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Other nicknames </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> The Rox, The Blake Street Bombers </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Ballpark </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Coors Field (1995--present) </Li> <Li> Mile High Stadium (1993--1994) </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Major league titles </Th> </Tr> <Tr> <Th> World Series titles (0) </Th> <Td> None </Td> </Tr> <Tr> <Th> NL Pennants (1) </Th> <Td> 2007 </Td> </Tr> <Tr> <Th> West Division titles (0) </Th> <Td> None </Td> </Tr> <Tr> <Th> Wild card berths (5) </Th> <Td> <Ul> <Li> 1995 </Li> <Li> 2007 </Li> <Li> 2009 </Li> <Li> 2017 </Li> <Li> 2018 </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Front office </Th> </Tr> <Tr> <Th> Owner (s) </Th> <Td> The Monfort brothers </Td> </Tr> <Tr> <Th> Manager </Th> <Td> Bud Black </Td> </Tr> <Tr> <Th> General Manager </Th> <Td> Jeff Bridich </Td> </Tr> <Tr> <Th> President of Baseball Operations </Th> <Td> Jeff Bridich </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Colorado Rockies </Th> </Tr>

How many world series wins do the rockies have