condition mean min max 0 h after light 0.774164 0.610084 0.938244 2 h after light 0.599132 0.587096 0.611168 4 h after light 0.911091 0.797002 1.02518 8 h after light 0.35917699999999997 0.270023 0.448331 12 h after light 0.23676350000000002 0.175069 0.298458 2 h after dark 0.1833685 0.097555 0.269182 4 h after dark 0.257638 0.167534 0.347742 8 h after dark 0.48141049999999996 0.472676 0.490145 12 h after dark 0.320275 0.268418 0.372132