condition	mean	min	max
4 h after light	35.3	35.3	35.3
8 h after light	20.45	4.8	36.1
12 h after light	22.75	13.0	32.5
4 h after dark	30.4	20.9	39.9
8 h after dark	56.0	52.2	59.8
12 h after dark	45.2	40.5	49.9