condition	mean	min	max
4 h after light	3.904720666666667	3.7427330000000003	4.065638
8 h after light	2.7249326666666667	1.7209259999999997	3.2397099999999996
12 h after light	1.8775959999999998	1.6591099999999999	2.003487
16 h after light	3.742273	3.110132	4.454587
4 h after dark	3.269894	2.978616	3.632657
8 h after dark	1.9951849999999998	1.6819709999999999	2.1949419999999997