condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.166435 0.156961 0.175909 4 h after light 0.0796005 0.0 0.159201 8 h after light 0.12120545 0.0805989 0.161812 12 h after light 0.0786825 0.0 0.157365 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.1206375 0.0 0.241275