condition mean min max 2 h after light 81.44933333333333 75.2399 84.5787 6 h after light 73.94239999999999 70.4151 80.9802 10 h after light 85.03703333333333 81.3956 88.8984 2 h after dark 84.67 81.7625 86.1626 6 h after dark 73.09526666666667 69.0117 77.1708 10 h after dark 66.4893 64.0507 70.3742