condition mean min max 3 h after light 10.25868 9.47746 11.3054 6 h after light 8.464753333333334 3.94331 11.5631 9 h after light 8.66974 7.21941 10.0221 12 h after light 10.62898 8.68814 13.0229 3 h after dark 12.787833333333333 11.4553 13.7687 6 h after dark 11.749896666666666 8.93629 14.038 9 h after dark 12.322489999999998 7.47497 19.2842 12 h after dark 9.63634 6.85211 13.6879