condition mean min max 3 h after light 0.620689 0.242958 1.01718 6 h after light 0.999228 0.640275 1.41805 9 h after light 0.7041046666666666 0.429934 0.882871 12 h after light 1.3871533333333332 1.1432 1.67042 3 h after dark 1.4492866666666666 1.10635 1.98018 6 h after dark 1.097154 0.883611 1.48905 9 h after dark 1.3101083333333334 0.899795 1.69577 12 h after dark 0.3755 0.0 0.579264