condition mean min max 0 h after light 4.33401 4.20085 4.46717 2 h after light 8.842185 8.76937 8.915 4 h after light 3.7096 3.5152 3.904 8 h after light 1.610945 1.42306 1.79883 12 h after light 3.08737 2.57304 3.6017 2 h after dark 1.223505 0.91749 1.52952 4 h after dark 1.472095 1.07312 1.87107 8 h after dark 3.52948 3.1692 3.88976 12 h after dark 4.000795 3.68146 4.32013