A bar chart is used when you have a standard column and a variable column, it is used to indicate the differences of the variable in each of the standard.
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It's a stacked bar chart.
Bar chart or bar graph
You can use a stacked bar chart.
A composite bar chart is whereby each bar displays multiple data points stacked in a single row or column. On the other hand multiple bar graph are usually placed side by side and use different shapes to contrast between them.
A pie chart can be used to do this. You could also use a stacked bar chart.