condition mean min max 4 h after light 0.9515915 0.845723 1.05746 8 h after light 1.179775 1.07925 1.2803 12 h after light 1.119842 0.961874 1.27781 4 h after dark 1.2936816666666666 0.747212 2.29947 8 h after dark 0.41647166666666663 0.0 1.04215 12 h after dark 0.8510733333333333 0.0 1.73831