condition	mean	min	max
4 h after light	2.0862350000000003	1.74642	2.42605
8 h after light	1.6537250000000001	1.32652	1.98093
12 h after light	2.9094499999999996	2.30413	3.51477
4 h after dark	3.0394449999999997	2.60487	3.47402
8 h after dark	2.09989	1.55054	2.64924
12 h after dark	2.423565	2.08653	2.7606