condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.71273 0.0 1.42546 4 h after light 0.573223 0.278961 0.867485 8 h after light 0.146394 0.0 0.292788 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.278698 0.273525 0.283871 8 h after dark 0.0 0.0 0.0 12 h after dark 0.146078 0.0 0.292156