<Table> Warriors <Tr> <Td_colspan="2"> Boxed sets of the Warriors: The Prophecies Begin and Warriors: The New Prophecy series </Td> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Warriors: The Prophecies Begin (2003--2004) </Li> <Li> Warriors: The New Prophecy (2005--2006) </Li> <Li> Warriors: Power of Three (2007--2009) </Li> <Li> Warriors: Omen of the Stars (2009--2012) </Li> <Li> Warriors: Dawn of the Clans (2013--2015) </Li> <Li> Warriors: A Vision of Shadows (only has five books so far) (2016--present) </Li> <Li> Warriors: Super Edition </Li> </Ul> </Td> </Tr> <Tr> <Th> Author </Th> <Td> Erin Hunter </Td> </Tr> <Tr> <Th> Illustrator </Th> <Td> <Ul> <Li> Wayne McLoughlin </Li> <Li> Owen Richardson </Li> </Ul> </Td> </Tr> <Tr> <Th> Country </Th> <Td> <Ul> <Li> United Kingdom </Li> <Li> United States </Li> </Ul> </Td> </Tr> <Tr> <Th> Language </Th> <Td> English </Td> </Tr> <Tr> <Th> Genre </Th> <Td> Children's fiction, fantasy, young adult fiction </Td> </Tr> <Tr> <Th> Publisher </Th> <Td> HarperCollins </Td> </Tr> <Tr> <Th> Published </Th> <Td> January 21, 2003--present </Td> </Tr> <Tr> <Th> Website </Th> <Td> www.warriorcats.com </Td> </Tr> </Table> <Tr> <Td_colspan="2"> Boxed sets of the Warriors: The Prophecies Begin and Warriors: The New Prophecy series </Td> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Warriors: The Prophecies Begin (2003--2004) </Li> <Li> Warriors: The New Prophecy (2005--2006) </Li> <Li> Warriors: Power of Three (2007--2009) </Li> <Li> Warriors: Omen of the Stars (2009--2012) </Li> <Li> Warriors: Dawn of the Clans (2013--2015) </Li> <Li> Warriors: A Vision of Shadows (only has five books so far) (2016--present) </Li> <Li> Warriors: Super Edition </Li> </Ul> </Td> </Tr>

How many books are in the warriors series by erin hunter