condition mean min max 4 h after light 81.2 81.2 81.2 8 h after light 55.15 38.5 71.8 12 h after light 95.7 70.0 121.4 4 h after dark 112.69999999999999 111.3 114.1 8 h after dark 107.25 104.3 110.2 12 h after dark 104.1 87.0 121.2