condition mean min max 4 h after light 82.9 82.9 82.9 8 h after light 47.2 19.4 75.0 12 h after light 141.05 115.0 167.1 4 h after dark 103.05000000000001 94.4 111.7 8 h after dark 71.95 27.6 116.3 12 h after dark 78.1 78.1 78.1