condition	mean	min	max
4 h after light	1.4176600000000001	1.07568	1.75964
8 h after light	3.4906449999999998	3.47035	3.51094
12 h after light	10.25001	9.47912	11.0209
4 h after dark	14.8406	13.8751	15.423
8 h after dark	12.412433333333334	11.1682	13.2481
12 h after dark	5.376436666666667	4.92861	5.76148