condition mean min max 4 h after light 4113.631666666666 3889.532 4297.65 8 h after light 2440.041333333333 2180.298 2757.636 12 h after light 608.7722 425.96 763.0952 16 h after light 940.8369666666666 843.6089999999999 1049.639 4 h after dark 580.5593666666667 495.7486 668.9338 8 h after dark 1850.3349999999998 1475.348 2196.5879999999997