condition mean min max 4 h after light 93.9 93.9 93.9 8 h after light 119.25 99.2 139.3 12 h after light 91.6 68.1 115.1 4 h after dark 108.1 73.6 142.6 8 h after dark 125.55 105.1 146.0 12 h after dark 135.35000000000002 123.9 146.8