condition	mean	min	max
4 h after light	2.4	2.4	2.4
8 h after light	2.35	1.7	3.0
12 h after light	2.05	2.0	2.1
4 h after dark	6.199999999999999	2.3	10.1
8 h after dark	1.7	1.7	1.7
12 h after dark	3.4	1.7	5.1