condition mean min max 4 h after light 8.1 8.1 8.1 8 h after light 39.0 12.8 65.2 12 h after light 35.4 21.9 48.9 4 h after dark 28.55 14.4 42.7 8 h after dark 10.850000000000001 9.9 11.8 12 h after dark 36.9 24.2 49.6