condition mean min max 0 h after light 0.1604647 0.0642774 0.256652 4 h after light 0.257277 0.253045 0.261509 8 h after light 0.0634795 0.0 0.126959 4 h after dark 0.0947731 0.0630162 0.12653 8 h after dark 0.09532125 0.0631925 0.12745 12 h after dark 0.12675799999999998 0.125362 0.128154