My readers did it again! They submitted 28 entries of ways to visualize the table in Figure 1. This part of the Graph Makeover Contest was much more challenging than the redesign of the donut ...

For example, this chart from a study on data sources used for COVID data visualisation shows hundreds of categories in one pie. A pie chart with dozens of categories.

Pareto analysis states that 80% of a project’s results are due to 20% of the inputs, and 80% of problems can be traced to 20% of the causes.

This example uses a BY statement with the GCHART procedure to produce a separate 3D vertical bar chart for each value of the BY variable TYPE. The three charts, which are shown in Output for BY Value ...