<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"> 13 </Td> <Td colspan="1"> March 1 , 2015 ( 2015 - 03 - 01 ) </Td> <Td> May 3 , 2015 ( 2015 - 05 - 03 ) </Td> </Tr> <Tr> <Td> </Td> <Td colspan="1"> </Td> <Td colspan="2"> 18 </Td> <Td colspan="1"> September 27 , 2015 ( 2015 - 09 - 27 ) </Td> <Td> May 15 , 2016 ( 2016 - 05 - 15 ) </Td> </Tr> <Tr> <Td> </Td> <Td colspan="1"> </Td> <Td colspan="2"> 18 </Td> <Td colspan="1"> September 25 , 2016 ( 2016 - 09 - 25 ) </Td> <Td> May 7 , 2017 ( 2017 - 05 - 07 ) </Td> </Tr> <Tr> <Td> </Td> <Td colspan="1"> </Td> <Td colspan="2"> 18 </Td> <Td colspan="1"> October 1 , 2017 ( 2017 - 10 - 01 ) </Td> <Td> May 6 , 2018 ( 2018 - 05 - 06 ) </Td> </Tr> </Table>
<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"> 13 </Td> <Td colspan="1"> March 1 , 2015 ( 2015 - 03 - 01 ) </Td> <Td> May 3 , 2015 ( 2015 - 05 - 03 ) </Td> </Tr> <Tr> <Td> </Td> <Td colspan="1"> </Td> <Td colspan="2"> 18 </Td> <Td colspan="1"> September 27 , 2015 ( 2015 - 09 - 27 ) </Td> <Td> May 15 , 2016 ( 2016 - 05 - 15 ) </Td> </Tr> <Tr> <Td> </Td> <Td colspan="1"> </Td> <Td colspan="2"> 18 </Td> <Td colspan="1"> September 25 , 2016 ( 2016 - 09 - 25 ) </Td> <Td> May 7 , 2017 ( 2017 - 05 - 07 ) </Td> </Tr> <Tr> <Td> </Td> <Td colspan="1"> </Td> <Td colspan="2"> 18 </Td> <Td colspan="1"> October 1 , 2017 ( 2017 - 10 - 01 ) </Td> <Td> May 6 , 2018 ( 2018 - 05 - 06 ) </Td> </Tr> </Table>
how many episodes are there in last man on earth season 4
how many episodes are there in last man on earth season 4
18
18