This demo uses
AmCharts.addInitHandler() to set up a custom function, that gets executed before chart is initialized. The function examines last data point for each of available graphs in each panel, and adds a Guide with a label to mark the value of the last data point.
If you’re looking for a Serial chart version of this demo, click here.
For an advanced version of this demo, which updates labels on zoom as well as when you toggle the graphs via legend, click here.