condition mean min max 0 h after light 0.31508800000000003 0.280189 0.349987 4 h after light 0.46055999999999997 0.275759 0.645361 8 h after light 0.39059350000000004 0.227766 0.553421 4 h after dark 0.523325 0.32963 0.71702 8 h after dark 0.16802399999999998 0.058266 0.277782 12 h after dark 0.2489495 0.218584 0.279315