condition mean min max 4 h after light 92.0915635 67.018195 117.164932 8 h after light 101.547046 78.55866 124.535432 12 h after light 126.634084 108.962254 144.305914 4 h after dark 405.1526175 212.633786 597.671449 8 h after dark 359.9883465 224.609292 495.367401 12 h after dark 215.21422 215.21422 215.21422