condition mean min max 3 h after light 10.192456666666667 9.14554 11.7983 6 h after light 10.24652 8.67376 11.1514 9 h after light 11.160853333333334 9.98456 12.0288 12 h after light 13.277425000000001 11.1882 16.4633 3 h after dark 15.195533333333334 15.1102 15.2796 6 h after dark 16.408433333333335 16.1666 16.8168 9 h after dark 14.4666 13.9777 15.3003 12 h after dark 14.5634 14.458 14.6688