condition	mean	min	max
4 h after light	1.2890804999999999	0.890471	1.68769
8 h after light	1.311845	1.06099	1.5627
12 h after light	0.961014	0.808708	1.11332
4 h after dark	1.54332	1.1752	1.91144
8 h after dark	1.0598575	0.899825	1.21989
12 h after dark	1.5866	1.566	1.6072