condition mean min max 4 h after light 101.5 101.5 101.5 8 h after light 111.8 99.0 124.6 12 h after light 100.6 87.7 113.5 4 h after dark 152.65 98.7 206.6 8 h after dark 137.64999999999998 73.6 201.7 12 h after dark 103.9 102.8 105.0