condition mean min max 4 h after light 91.6 91.6 91.6 8 h after light 82.5 78.9 86.1 12 h after light 70.85 41.9 99.8 4 h after dark 145.25 19.1 271.4 8 h after dark 199.64999999999998 139.1 260.2 12 h after dark 79.15 45.6 112.7