condition mean min max 4 h after light 36.548588499999994 34.142579 38.954598 8 h after light 47.1416825 43.442398 50.840967 12 h after light 45.156623499999995 38.643117 51.67013 4 h after dark 49.24823 39.998438 58.498022 8 h after dark 47.479089 35.354783 59.603395 12 h after dark 28.811018 28.811018 28.811018