condition	mean	min	max
4 h after light	16.533709	12.43557	20.631848
8 h after light	13.4183855	11.546387	15.290384
12 h after light	13.3049145	12.644322	13.965507
4 h after dark	10.664705999999999	9.910316	11.419096
8 h after dark	10.718907999999999	10.595315	10.842501
12 h after dark	12.725099	12.725099	12.725099