condition mean min max 0 h after light 1.60253 1.39847 1.80659 2 h after light 1.470335 1.28088 1.65979 4 h after light 1.176175 1.17499 1.17736 8 h after light 2.4299749999999998 2.42536 2.43459 12 h after light 3.6494299999999997 3.33082 3.96804 2 h after dark 3.75093 3.26488 4.23698 4 h after dark 3.707865 3.26818 4.14755 8 h after dark 2.73753 2.64373 2.83133 12 h after dark 1.90064 1.79135 2.00993