This article describes how to go from crosstabbed data with a single variable over time:
To a state where you have a line chart, with the area between the line and the x-axis colored to illustrate the volume, also known as an area chart:
You need to have a single value (such as numeric) variable that you want to plot as well as a date variable.
- Create an output on the page by dragging your date variable onto the page, and then dragging your value variable into the columns.
- From the object inspector, go to Visualization > Area > Area.
- OPTIONAL: Go to the Chart tab to modify the appearance of the visualization.
How to Create Sparkline Visualizations
How to Create a Stacked Area Chart
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