Nifty Utility to Create Clustered and Stacked Column Charts

If you’re trying to cram a 3-dimensional set of comparative data points into a single chart, you should consider a clustered and stacked column chart. For example, if you want to compare sales across 3 regions, 2 groups, and 4 quarters, that’s a 3-dimensional comparison that requires a chart that looks like this:
For Excel users, this is not a [...]