condition mean min max 4 h after light 1.263007 0.39085 2.95256 8 h after light 0.33317833333333335 0.17184 0.462152 12 h after light 0.37279366666666663 0.0 0.607498 4 h after dark 0.21673599999999998 0.0 0.42626 8 h after dark 0.2800816666666667 0.0 0.840245 12 h after dark 0.576311 0.0 0.941497