condition	mean	min	max
4 h after light	3.257885	3.15019	3.36558
8 h after light	12.471150000000002	12.0126	12.9297
12 h after light	15.546949999999999	13.1718	17.9221
4 h after dark	11.044740000000001	9.37662	12.1775
8 h after dark	1.3221866666666666	1.09471	1.72399
12 h after dark	3.7028533333333336	3.15323	3.98122