condition	mean	min	max
4 h after light	2.168225	1.71718	2.61927
8 h after light	1.975295	1.81897	2.13162
12 h after light	2.893015	2.82398	2.96205
4 h after dark	2.9925750000000004	2.70848	3.27667
8 h after dark	2.79321	2.33128	3.25514
12 h after dark	4.02794	3.86476	4.19112