condition	mean	min	max
0 h after light	3.929005	3.90695	3.95106
4 h after light	4.84043	4.10953	5.57133
8 h after light	2.519615	2.43875	2.60048
4 h after dark	2.4494000000000002	1.62864	3.27016
8 h after dark	6.660605	5.9671	7.35411
12 h after dark	6.176965	5.90808	6.44585