condition mean min max 4 h after light 2124.2 2124.2 2124.2 8 h after light 2371.45 1827.3 2915.6 12 h after light 2704.05 2570.2 2837.9 4 h after dark 2295.25 1666.0 2924.5 8 h after dark 2284.75 1749.4 2820.1 12 h after dark 2242.3999999999996 2046.1 2438.7