condition	mean	min	max
4 h after light	6.1	6.1	6.1
8 h after light	11.399999999999999	6.1	16.7
12 h after light	3.45	3.2	3.7
4 h after dark	6.5	2.9	10.1
8 h after dark	6.15	4.9	7.4
12 h after dark	8.25	8.1	8.4