condition	mean	min	max
0 h after light	1.7539850000000001	1.42064	2.08733
4 h after light	2.27388	2.02654	2.52122
8 h after light	3.175525	2.60303	3.74802
4 h after dark	1.771915	1.20922	2.33461
8 h after dark	2.43425	2.16346	2.70504
12 h after dark	2.10338	1.98623	2.22053