condition mean min max 4 h after light 0.1987085 0.119734 0.277683 8 h after light 0.423548 0.404336 0.44276 12 h after light 0.5425665000000001 0.163766 0.921367 4 h after dark 0.4893533333333333 0.26749 0.67629 8 h after dark 0.179943 0.138676 0.215995 12 h after dark 0.121323 0.0 0.236985