condition	mean	min	max
4 h after light	1.4	1.4	1.4
8 h after light	4.55	1.1	8.0
12 h after light	4.45	1.2	7.7
4 h after dark	3.1500000000000004	2.1	4.2
8 h after dark	3.9	2.7	5.1
12 h after dark	2.55	2.5	2.6