condition mean min max 4 h after light 62.70503333333334 47.37643 74.49809 8 h after light 518.9903999999999 389.9237 642.4965 12 h after light 188.36726666666667 111.2811 245.2584 16 h after light 42.91014 33.58825 55.294669999999996 4 h after dark 20.42716 18.58504 22.81006 8 h after dark 19.278570000000002 12.444289999999999 23.2418