condition mean min max 3 h after light 91.1956 85.335 100.161 6 h after light 85.9171 76.8894 92.2133 9 h after light 84.23846666666667 80.4321 88.8679 12 h after light 69.07013333333333 65.5353 70.964 3 h after dark 86.09486666666666 81.4919 89.6476 6 h after dark 101.4049 95.3923 111.537 9 h after dark 99.75726666666667 92.2563 110.39 12 h after dark 104.9114 89.5272 118.65