This sample illustrates inversed axis in chart to plot exchange rate over a period.
In this example, you can see how to inverse an axis in chart. Here both the X and Y axis are inversed using isInversed property. DataLabel are used to represent individual data and its value. Tooltip is enabled in this example, to see the tooltip in action, hover a point or tap on a point in touch enabled devices. More information on inversed axis can be found in this documentation section.