condition mean min max 4 h after light 2253.0 2253.0 2253.0 8 h after light 2205.3999999999996 2186.1 2224.7 12 h after light 2259.2 2126.4 2392.0 4 h after dark 2224.7 2117.3 2332.1 8 h after dark 2525.6 2519.6 2531.6 12 h after dark 2557.6499999999996 2523.6 2591.7