<Tr> <Td> Detroit Tigers </Td> <Td> 2--1 </Td> <Td> </Td> <Td> 2006 World Series </Td> </Tr> <Tr> <Td> Houston Astros </Td> <Td> 4--3 </Td> <Td> </Td> <Td> 2004 NLCS, 2005 World Series, 2015 ALDS </Td> </Tr> <Tr> <Td> Kansas City Royals </Td> <Td> 3--1 </Td> <Td> </Td> <Td> 2014 World Series </Td> </Tr> <Tr> <Td> Los Angeles Angels of Anaheim </Td> <Td> 3--0 </Td> <Td> 2002 World Series </Td> <Td> </Td> </Tr>

How many teams make the playoffs in mlb