condition mean min max 2 h after light 0.48688466666666663 0.198405 0.641836 6 h after light 0.5901 0.315559 0.969766 10 h after light 0.5704913333333334 0.483659 0.678775 2 h after dark 0.540522 0.286931 0.952793 6 h after dark 0.590894 0.298186 0.82023 10 h after dark 0.734329 0.406965 1.25094