condition mean min max 4 h after light 7.7626100000000005 5.46132 10.0639 8 h after light 3.195825 2.3704 4.02125 12 h after light 1.122517 0.965004 1.28003 4 h after dark 0.5121725 0.168692 0.855653 8 h after dark 1.43116 1.34067 1.52165 12 h after dark 1.769495 1.54157 1.99742