condition	mean	min	max
0 h after light	3.67214	3.22853	4.11575
4 h after light	4.52654	4.29545	4.75763
8 h after light	6.823415	6.47516	7.17167
4 h after dark	3.902355	3.73398	4.07073
8 h after dark	3.899545	3.78061	4.01848
12 h after dark	3.102905	2.45522	3.75059