To create an area chart, execute the following steps.
1. Select the range A1:D7.
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2. On the Insert tab, in the Charts group, click the Line symbol.
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3. Click Area.
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Result. In this example, some areas overlap.
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Below you can find the corresponding line chart to clearly see this.
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4. Change the chart's subtype to Stacked Area (the one next to Area).
Result:
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Note: only if you have numeric labels, empty cell A1 before you create the area chart. By doing this, Excel does not recognize the numbers in column A as a data series and automatically places these numbers on the horizontal (category) axis. After creating the chart, you can enter the text Year into cell A1 if you like..