condition mean min max 4 h after light 0.497315 0.414168 0.623688 8 h after light 0.18162443333333333 0.0181494 0.488116 12 h after light 0.0941384 0.0269792 0.128325 4 h after dark 0.16926266666666667 0.0 0.318565 8 h after dark 0.39727633333333334 0.091884 0.567475 12 h after dark 0.29623299999999997 0.166335 0.517083