condition	mean	min	max
0 h after light	2.129635	2.09186	2.16741
4 h after light	2.3438	2.16617	2.52143
8 h after light	2.8286249999999997	2.36647	3.29078
4 h after dark	3.75413	3.5369	3.97136
8 h after dark	3.246	3.21167	3.28033
12 h after dark	1.869195	1.53411	2.20428