condition mean min max 3 h after light 5.5129525 3.30052 7.62208 7 h after light 5.3890825 3.28549 7.54851 11 h after light 5.624275 4.25268 7.57145 2 h after dark 6.354400833333333 3.79969 10.3963 6 h after dark 6.072551666666667 3.9245 7.4367 10 h after dark 6.526708333333334 5.22508 7.86324