condition	mean	min	max
4 h after light	3.4	3.4	3.4
8 h after light	4.949999999999999	4.8	5.1
12 h after light	16.25	4.6	27.9
4 h after dark	15.2	4.9	25.5
8 h after dark	7.1	5.1	9.1
12 h after dark	5.3	2.6	8.0