condition mean min max 4 h after light 4.8825433333333335 3.5478 6.07775 8 h after light 4.400833333333333 1.33764 6.93678 12 h after light 4.88576 3.19445 7.17983 4 h after dark 10.7416 8.0276 12.9179 8 h after dark 6.97173 5.18892 8.12623 12 h after dark 3.68997 2.9341 5.00989