<Li> "The Leftovers (Main Title Theme)" by Max Richter </Li> <Li> "Let the Mystery Be" by Iris DeMent </Li> <Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="2"> Originally aired </Th> </Tr> <Tr> <Th> First aired </Th> <Th> Last aired </Th> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> June 29, 2014 (2014 - 06 - 29) </Td> <Td> September 7, 2014 (2014 - 09 - 07) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 10 </Td> <Td_colspan="1"> October 4, 2015 (2015 - 10 - 04) </Td> <Td> December 6, 2015 (2015 - 12 - 06) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 8 </Td> <Td_colspan="1"> April 16, 2017 (2017 - 04 - 16) </Td> <Td> June 4, 2017 (2017 - 06 - 04) </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="2"> Originally aired </Th> </Tr>

How many episodes in the final season of the leftovers