condition	mean	min	max
4 h after light	1.2	1.2	1.2
8 h after light	28.85	25.6	32.1
12 h after light	5.55	3.0	8.1
4 h after dark	3.25	1.9	4.6
8 h after dark	2.6	1.5	3.7
12 h after dark	6.1	3.2	9.0