condition mean min max 0 h after light 0.43798899999999996 0.308812 0.567166 4 h after light 0.517638 0.405963 0.629313 8 h after light 0.8992009999999999 0.576312 1.22209 4 h after dark 3.15921 2.86752 3.4509 8 h after dark 1.800395 1.55609 2.0447 12 h after dark 1.1380175000000001 0.616795 1.65924