condition mean min max 4 h after light 3.4164593333333335 3.344033 3.5127650000000004 8 h after light 2.4696533333333335 1.512466 3.1581259999999998 12 h after light 1.627816 1.432874 1.7299349999999998 16 h after light 5.795553 3.083135 11.061810000000001 4 h after dark 2.6792683333333334 2.270098 3.143584 8 h after dark 1.7067866666666667 1.60375 1.7782229999999999