condition	mean	min	max
4 h after light	2.165965	2.03039	2.30154
8 h after light	1.587035	1.34291	1.83116
12 h after light	2.16208	2.08828	2.23588
4 h after dark	2.6990749999999997	2.50867	2.88948
8 h after dark	3.773335	3.35701	4.18966
12 h after dark	2.9913	2.64384	3.33876