condition mean min max 3 h after light 0.290802 0.239483 0.328082 6 h after light 2.03938 1.16 3.22424 9 h after light 3.9886596666666665 0.966129 8.26906 12 h after light 1.66873525 0.298251 3.24087 3 h after dark 1.2886146666666667 0.616524 2.01633 6 h after dark 0.34679 0.0 0.614279 9 h after dark 0.12075696666666667 0.0905819 0.159396 12 h after dark 0.2376935 0.0 0.475387