condition mean min max 0 h after light 1.335235 1.23134 1.43913 4 h after light 2.16687 1.71989 2.61385 8 h after light 1.082085 1.01519 1.14898 4 h after dark 1.0609585 0.705447 1.41647 8 h after dark 0.5571079999999999 0.305735 0.808481 12 h after dark 1.0659345 0.902179 1.22969