Season 1 NPO 1 Season 10 NPO 1 , 2011 Season 11 NPO 1 , 2012 Season 12 NPO 1 , 2012 - 2013 Season 13 NPO 1 , 2013 Season 14 NPO 1 , 2014 Season 16 NPO 1 , 2015 Season 17 NPO 1 , 2016 Season 19 NPO 1 , 2018 - 2019 Season 20 NPO 1 , 2019 - 2020 Season 21 NPO 1 , 2020 - 2021 Season 22 NPO 1 , 2021
