condition mean min max 0 h after light 8.488959999999999 7.52253 9.45539 2 h after light 6.11115 4.68412 7.53818 4 h after light 7.28104 6.67199 7.89009 8 h after light 6.232585 5.51338 6.95179 12 h after light 6.882635 5.58559 8.17968 2 h after dark 4.64942 3.80134 5.4975 4 h after dark 9.253265 8.14713 10.3594 8 h after dark 9.427195000000001 9.42403 9.43036 12 h after dark 9.32131 7.02972 11.6129