condition mean min max 3 h after light 0.746136 0.20891 1.38003 6 h after light 1.606451 0.652743 2.83881 9 h after light 1.9554866666666666 1.17922 2.4771 12 h after light 1.1395596666666667 0.487209 1.71733 3 h after dark 1.331527 0.791811 1.61154 6 h after dark 1.1435430000000002 0.497796 2.03311 9 h after dark 1.7142283333333332 0.684175 2.5257 12 h after dark 0.6021363333333334 0.35312 0.965448