condition	mean	min	max
4 h after light	6.9	6.9	6.9
8 h after light	10.2	2.2	18.2
12 h after light	6.449999999999999	6.1	6.8
4 h after dark	5.050000000000001	4.7	5.4
8 h after dark	19.400000000000002	3.2	35.6
12 h after dark	2.65	2.5	2.8