condition	mean	min	max
4 h after light	7.10871	7.08831	7.12911
8 h after light	6.0782050000000005	4.76294	7.39347
12 h after light	6.7043800000000005	5.99507	7.41369
4 h after dark	4.7614366666666665	3.01688	6.09665
8 h after dark	5.626736666666667	4.69726	6.36669
12 h after dark	5.983326666666667	4.06776	7.47912