condition	mean	min	max
4 h after light	579.7	579.7	579.7
8 h after light	596.25	531.4	661.1
12 h after light	513.5	512.0	515.0
4 h after dark	436.45	373.2	499.7
8 h after dark	462.54999999999995	449.7	475.4
12 h after dark	539.4	522.3	556.5