condition mean min max 4 h after light 2443.097333333333 2376.8379999999997 2489.655 8 h after light 2324.5396666666666 1483.9170000000001 2914.815 12 h after light 1723.338 1355.4489999999998 2258.993 16 h after light 3643.0226666666667 3112.046 4296.54 4 h after dark 2597.72 2428.888 2784.974 8 h after dark 2056.3173333333334 1644.443 2273.758