condition	mean	min	max
0 h after light	2.0028449999999998	1.67077	2.33492
4 h after light	2.36159	1.98259	2.74059
8 h after light	3.307525	2.48998	4.12507
4 h after dark	2.7889	2.19262	3.38518
8 h after dark	2.5849	2.40911	2.76069
12 h after dark	2.245425	1.72108	2.76977