condition	mean	min	max
4 h after light	13.9	13.9	13.9
8 h after light	1.7000000000000002	1.3	2.1
12 h after light	4.25	3.0	5.5
4 h after dark	21.4	15.0	27.8
8 h after dark	3.6	2.3	4.9
12 h after dark	25.85	24.7	27.0