condition mean min max 4 h after light 92.9 92.9 92.9 8 h after light 98.25 95.2 101.3 12 h after light 103.6 83.2 124.0 4 h after dark 110.6 106.2 115.0 8 h after dark 79.80000000000001 68.4 91.2 12 h after dark 91.2 91.0 91.4