property ValueAxis.Reverse as Boolean
Defines the direction of the value axis

TypeDescription
Boolean A boolean expression that specifies the direction the value-axis is displayed from
By default, the Reverse property is False. The Reverse property defines the direction of the value axis. The Align property aligns the value-axis to bottom/right or top/left side of the view.

The following screen shot shows the chart using Reverse property on False (by default):

The following screen shot shows the chart using Reverse property on True: