condition mean min max 3 h after light 1.2516941666666666 0.186649 3.11731 7 h after light 1.126296 0.719156 1.95197 11 h after light 1.1230991666666668 0.486514 1.73347 2 h after dark 1.37252825 0.484509 2.13785 6 h after dark 1.4603344166666667 0.370704 3.2431 10 h after dark 1.4621822500000001 0.602871 2.59627