condition mean min max 3 h after light 1.5011433333333333 1.12912 2.04375 6 h after light 3.2231199999999998 2.23706 4.37883 9 h after light 2.18619 2.15888 2.20494 12 h after light 2.4255725 1.20514 3.27384 3 h after dark 2.97136 2.65726 3.2799 6 h after dark 1.56098 1.40653 1.84166 9 h after dark 1.393526 0.869668 1.66385 12 h after dark 0.973781 0.698982 1.24858