condition mean min max 2 h after light 50.36315166666667 6.70831 140.802 6 h after light 120.90868333333333 26.1639 371.771 10 h after light 67.68565 10.4372 185.368 14 h after light 52.4715 12.9565 127.215 18 h after light 55.94956833333333 7.01501 156.618 2 h after dark 71.90661166666666 8.67677 228.09