condition	mean	min	max
4 h after light	157.4395	151.742	163.137
8 h after light	163.09199999999998	156.412	169.772
12 h after light	145.24200000000002	143.269	147.215
4 h after dark	131.40800000000002	126.909	135.907
8 h after dark	116.314	111.949	120.679
12 h after dark	115.6755	111.315	120.036