condition mean min max 4 h after light 72.40178333333333 61.54999 79.20744 8 h after light 39.19657 23.783379999999998 57.85496 12 h after light 69.15605333333333 57.64677 91.4854 16 h after light 87.20329 70.39658 113.1801 4 h after dark 130.2642 114.5682 140.4166 8 h after dark 63.33029666666666 43.75411 75.11361