condition	mean	min	max
4 h after light	53.6	53.6	53.6
8 h after light	19.099999999999998	4.9	33.3
12 h after light	11.95	4.4	19.5
4 h after dark	13.75	12.4	15.1
8 h after dark	3.95	2.9	5.0
12 h after dark	3.0	2.1	3.9