condition	mean	min	max
4 h after light	1.224127	0.725254	1.723
8 h after light	0.854501	0.812974	0.896028
12 h after light	1.233115	1.15974	1.30649
4 h after dark	1.6191	1.36035	1.95574
8 h after dark	1.3807766666666668	1.10091	1.7507
12 h after dark	1.0727016666666667	0.852705	1.21003