condition	mean	min	max
4 h after light	2.778365	2.55391	3.00282
8 h after light	3.6736449999999996	3.33593	4.01136
12 h after light	5.34277	5.11432	5.57122
4 h after dark	7.8717749999999995	5.88085	9.8627
8 h after dark	4.32924	4.0206	4.63788
12 h after dark	2.934365	2.51682	3.35191