<Table> <Tr> <Th colspan="2"> Series </Th> <Th> Episodes </Th> <Th colspan="2"> Originally aired </Th> <Th> Ave . UK viewers ( millions ) </Th> </Tr> <Tr> <Th> Series premiere </Th> <Th> Series finale </Th> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 5 </Td> <Td> 26 June 2012 </Td> <Td> 24 July 2012 </Td> <Td> 3.80 </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 6 </Td> <Td> 12 February 2014 </Td> <Td> 19 March 2014 </Td> <Td> 3.43 </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 6 </Td> <Td> 24 March 2016 </Td> <Td> 28 April 2016 </Td> <Td> 5.42 </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 6 </Td> <Td> 26 March 2017 </Td> <Td> 30 April 2017 </Td> <Td> 9.55 </Td> </Tr> </Table>
<Table> <Tr> <Th colspan="2"> Series </Th> <Th> Episodes </Th> <Th colspan="2"> Originally aired </Th> <Th> Ave . UK viewers ( millions ) </Th> </Tr> <Tr> <Th> Series premiere </Th> <Th> Series finale </Th> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 5 </Td> <Td> 26 June 2012 </Td> <Td> 24 July 2012 </Td> <Td> 3.80 </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 6 </Td> <Td> 12 February 2014 </Td> <Td> 19 March 2014 </Td> <Td> 3.43 </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 6 </Td> <Td> 24 March 2016 </Td> <Td> 28 April 2016 </Td> <Td> 5.42 </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> 6 </Td> <Td> 26 March 2017 </Td> <Td> 30 April 2017 </Td> <Td> 9.55 </Td> </Tr> </Table>
how many episodes in line of duty season 3
how many episodes in line of duty season 3
6
6