condition	mean	min	max
0 h after light	2.651435	2.44983	2.85304
4 h after light	2.35955	2.13578	2.58332
8 h after light	3.065885	2.96349	3.16828
4 h after dark	5.24155	4.65026	5.83284
8 h after dark	3.88672	3.81665	3.95679
12 h after dark	2.730325	2.61662	2.84403