condition mean min max 3 h after light 0.5764531666666667 0.0 1.08635 7 h after light 0.66476725 0.310798 1.63318 11 h after light 0.9831625 0.408736 1.60034 2 h after dark 0.9691095000000001 0.301179 1.33902 6 h after dark 0.8682205833333333 0.385786 1.64463 10 h after dark 0.8699859583333334 0.0639555 1.683