condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.016956166666666665 0.0 0.0508685 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.20785466666666666 0.173639 0.231508 6 h after dark 0.12433833333333333 0.0 0.200008 9 h after dark 0.24543913333333334 0.0527106 0.598568 12 h after dark 0.0509737 0.0446296 0.0573178