condition mean min max 4 h after light 0.387206 0.0 0.639956 8 h after light 0.8902993333333333 0.203078 1.56752 12 h after light 0.602364 0.443825 0.841393 4 h after dark 0.923825 0.862645 0.956161 8 h after dark 0.9442023333333334 0.323967 1.38718 12 h after dark 0.9673856666666667 0.586968 1.38872