condition	mean	min	max
4 h after light	8.6	8.6	8.6
8 h after light	12.2	12.0	12.4
12 h after light	8.649999999999999	7.6	9.7
4 h after dark	4.95	4.0	5.9
8 h after dark	3.4	2.7	4.1
12 h after dark	4.6	2.9	6.3