condition mean min max 4 h after light 647.4610665 465.693595 829.228538 8 h after light 184.230838 157.698003 210.763673 12 h after light 145.8089795 128.693595 162.924364 4 h after dark 49.2617315 10.232871 88.290592 8 h after dark 17.408594 12.523151 22.294037 12 h after dark 59.51651 59.51651 59.51651