condition	mean	min	max
0 h after light	1.861855	1.70608	2.01763
4 h after light	0.6951955	0.361351	1.02904
8 h after light	1.84142	1.70218	1.98066
4 h after dark	1.742315	1.51672	1.96791
8 h after dark	1.0600475	0.919055	1.20104
12 h after dark	1.20202	1.13677	1.26727