condition mean min max 3 h after light 69.2725 54.8788 79.6989 6 h after light 68.0129 61.2987 78.2708 9 h after light 71.28806666666667 60.5367 87.1445 12 h after light 68.89699999999999 55.4162 85.3902 3 h after dark 78.67763333333333 71.675 88.14 6 h after dark 87.5236 78.0651 101.792 9 h after dark 90.2813 86.4463 94.0371 12 h after dark 87.07294999999999 73.0979 101.048