condition	mean	min	max
4 h after light	3.47226	2.11985	4.91121
8 h after light	2.4937956666666667	0.966337	3.84897
12 h after light	2.75421	1.38209	4.17318
4 h after dark	3.51126	2.88296	4.46238
8 h after dark	4.295293333333333	2.41256	5.85834
12 h after dark	4.08484	3.12165	5.76368