condition	mean	min	max
4 h after light	2.1	2.1	2.1
8 h after light	4.1	0.4	7.8
12 h after light	0.95	0.7	1.2
4 h after dark	4.6000000000000005	0.9	8.3
8 h after dark	5.0	0.7	9.3
12 h after dark	6.45	0.3	12.6