condition mean min max 4 h after light 125.4 125.4 125.4 8 h after light 167.65 145.0 190.3 12 h after light 146.85 141.6 152.1 4 h after dark 130.3 119.5 141.1 8 h after dark 147.10000000000002 130.8 163.4 12 h after dark 165.25 152.0 178.5