Season 1 Channel 4 , 2010 Season 2 Channel 4 , 2011 Season 3 Channel 4 , 2012 Season 4 Channel 4 , 2013 Season 5 Channel 4 , 2013 Season 6 Channel 4 , 2014 Season 7 Channel 4 , 2014 Season 8 Channel 4 , 2014 Season 9 Channel 4 , 2015 Season 10 Channel 4 , 2015 Season 11 Channel 4 , 2016 Season 12 Channel 4 , 2016 Season 13 Channel 4 , 2017 Season 14 Channel 4 , 2017 Season 15 Channel 4 , 2018 Season 16 Channel 4 , 2018 Season 17 Channel 4 , 2019 Season 18 Channel 4 , 2019 Season 19 Channel 4 , 2020 Season 20 Channel 4 , 2020 Season 21 Channel 4 , 2021 Season 22 Channel 4 , 2021 Season 23 Channel 4 , 2022 Season 24 Channel 4 , 2022 Season 25 Channel 4 , 2023 Season 26 Channel 4 , 2023