condition	mean	min	max
4 h after light	2.675465	2.55927	2.79166
8 h after light	2.2916600000000003	2.21263	2.37069
12 h after light	2.9305	2.70829	3.15271
4 h after dark	3.6343449999999997	3.62078	3.64791
8 h after dark	2.770445	2.50287	3.03802
12 h after dark	3.0894250000000003	2.95208	3.22677