condition	mean	min	max
4 h after light	2.9571	1.96529	3.79402
8 h after light	2.9096159999999998	0.801648	4.80254
12 h after light	2.9781166666666667	1.38432	4.32569
4 h after dark	2.7554766666666666	1.85755	3.62842
8 h after dark	2.43408	1.81225	2.81419
12 h after dark	3.75297	3.26124	4.36821