condition	mean	min	max
4 h after light	3.7	3.7	3.7
8 h after light	6.8	6.6	7.0
12 h after light	3.6500000000000004	2.1	5.2
4 h after dark	4.55	2.6	6.5
8 h after dark	4.9	2.9	6.9
12 h after dark	17.25	2.2	32.3