condition mean min max 4 h after light 87.1 87.1 87.1 8 h after light 138.45 132.5 144.4 12 h after light 175.2 123.5 226.9 4 h after dark 129.65 70.0 189.3 8 h after dark 131.9 65.7 198.1 12 h after dark 50.400000000000006 21.1 79.7