condition	mean	min	max
4 h after light	1.3	1.3	1.3
8 h after light	3.75	2.5	5.0
12 h after light	1.2000000000000002	1.1	1.3
4 h after dark	1.55	1.3	1.8
8 h after dark	3.95	1.7	6.2
12 h after dark	2.4	1.7	3.1