condition mean min max 4 h after light 2.7307533333333334 0.0 5.1632 8 h after light 4.697216666666667 2.40469 8.70467 12 h after light 9.79027 6.23081 12.0257 4 h after dark 9.560126666666667 5.3331 14.2728 8 h after dark 8.52931 7.58629 10.2871 12 h after dark 6.84488 6.18576 7.28508