condition mean min max 4 h after light 47.3 47.3 47.3 8 h after light 46.25 34.5 58.0 12 h after light 66.1 58.6 73.6 4 h after dark 71.69999999999999 53.8 89.6 8 h after dark 90.05 88.5 91.6 12 h after dark 82.5 72.1 92.9