condition	mean	min	max
4 h after light	36.7	36.7	36.7
8 h after light	40.15	28.0	52.3
12 h after light	38.55	32.7	44.4
4 h after dark	22.55	8.6	36.5
8 h after dark	49.75	18.5	81.0
12 h after dark	45.25	23.6	66.9