condition	mean	min	max
4 h after light	2.0	2.0	2.0
8 h after light	9.399999999999999	1.9	16.9
12 h after light	8.25	3.8	12.7
4 h after dark	4.15	1.5	6.8
8 h after dark	2.95	1.2	4.7
12 h after dark	12.05	1.3	22.8