condition mean min max 4 h after light 111.1 111.1 111.1 8 h after light 134.05 107.0 161.1 12 h after light 187.65 163.5 211.8 4 h after dark 145.89999999999998 140.6 151.2 8 h after dark 133.85000000000002 121.4 146.3 12 h after dark 143.9 142.5 145.3