condition	mean	min	max
4 h after light	438.9	438.9	438.9
8 h after light	505.75	419.1	592.4
12 h after light	559.65	471.3	648.0
4 h after dark	703.6	556.0	851.2
8 h after dark	520.45	387.6	653.3
12 h after dark	515.25	497.0	533.5