condition mean min max 4 h after light 91.8 91.8 91.8 8 h after light 88.3 77.0 99.6 12 h after light 80.05000000000001 61.7 98.4 4 h after dark 116.75 73.2 160.3 8 h after dark 124.6 116.1 133.1 12 h after dark 89.45 86.0 92.9