condition mean min max 3 h after light 0.9159083333333333 0.809631 0.980378 6 h after light 0.9243210000000001 0.721998 1.18416 9 h after light 0.775209 0.462036 1.1426 12 h after light 0.851763 0.730217 1.04921 3 h after dark 1.3623266666666667 0.89541 1.92214 6 h after dark 1.1394886666666666 0.750596 1.48564 9 h after dark 0.429739 0.285114 0.60514 12 h after dark 0.3364493333333333 0.245355 0.486966