condition	mean	min	max
4 h after light	3.4	3.4	3.4
8 h after light	14.0	3.9	24.1
12 h after light	15.350000000000001	13.9	16.8
4 h after dark	15.6	1.4	29.8
8 h after dark	3.5999999999999996	2.9	4.3
12 h after dark	3.75	2.9	4.6