condition mean min max 3 h after light 68.44176666666667 64.0778 74.805 6 h after light 80.52933333333333 67.2955 97.5949 9 h after light 57.221700000000006 53.9744 62.7501 12 h after light 60.673825 55.7422 63.875 3 h after dark 84.8383 76.5708 91.8805 6 h after dark 66.52073333333334 57.4004 71.1238 9 h after dark 61.08936666666667 56.1968 69.7324 12 h after dark 59.55695 52.8346 66.2793