condition mean min max 4 h after light 132.5 132.5 132.5 8 h after light 132.8 123.3 142.3 12 h after light 140.3 137.5 143.1 4 h after dark 112.8 77.4 148.2 8 h after dark 114.14999999999999 97.1 131.2 12 h after dark 127.55 116.9 138.2