condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0577873 0.0337752 0.103663 12 h after light 0.09775643333333334 0.0166701 0.197123 4 h after dark 0.12414066666666666 0.123144 0.125672 8 h after dark 0.12690986666666668 0.0861346 0.177676 12 h after dark 0.27989200000000003 0.237002 0.311045