condition mean min max 0 h after light 3.66625 3.36868 3.96382 2 h after light 13.2329 13.1847 13.2811 4 h after light 24.08035 23.8825 24.2782 8 h after light 27.73455 25.7281 29.741 12 h after light 20.23015 19.3559 21.1044 2 h after dark 7.75436 7.17818 8.33054 4 h after dark 7.314679999999999 6.79855 7.83081 8 h after dark 4.84342 4.75827 4.92857 12 h after dark 4.04664 3.42864 4.66464