Chart with labels displayed in a separate div:
The following chart should be the same as above. Here we use the
labelsDiv id instead of the actual labelsDiv element.
This is useful when the labelsDiv element has not been attached to the DOM when the chart/options is created:
The following chart shows the labelsShowZeroValues option in use. When any point has a zero value the label is not shown. This is useful when there are many zero values in a point and the user is only interested in the non-zero points.