condition	mean	min	max
4 h after light	45.7	45.7	45.7
8 h after light	25.8	3.2	48.4
12 h after light	6.4	2.7	10.1
4 h after dark	21.1	7.2	35.0
8 h after dark	2.85	2.7	3.0
12 h after dark	4.35	3.9	4.8