condition	mean	min	max
4 h after light	3.665705	3.03359	4.29782
8 h after light	3.880735	3.74866	4.01281
12 h after light	4.423545	4.08892	4.75817
4 h after dark	4.726616666666667	4.49621	4.87406
8 h after dark	4.786726666666667	4.30688	5.36213
12 h after dark	4.149586666666667	3.88251	4.32414