condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.16486833333333334 0.0 0.573039 10 h after light 0.094776 0.0 0.355556 14 h after light 0.3285263333333333 0.0 0.992057 18 h after light 0.09228599999999999 0.0 0.553716 2 h after dark 0.2668915 0.0 1.33485