condition mean min max 3 h after light 0.926198 0.584436 1.22146 6 h after light 0.78785 0.481897 1.30684 9 h after light 0.7396119999999999 0.452918 0.904597 12 h after light 0.15778766666666666 0.0 0.348867 3 h after dark 0.04108033333333334 0.0 0.123241 6 h after dark 0.245457 0.126923 0.420842 9 h after dark 0.035505 0.0 0.106515 12 h after dark 0.24065466666666668 0.147921 0.312024