1. Click the Home | New Graph | Bar | Vertical Category Bar Chart command.
2. In the Open Worksheet dialog, select your data file and click Open.
3. In the Object Manager, click the bar chart to select it.

4. On the Plot page in the Property Manager, if your data is in rows rather than in columns, check the checkbox next to Data in rows.
5. Verify that the Y variable is the column/row containing your first set of bar data.
6. Scroll down to the bottom of the Plot page and click Create in the New plot field. By default, a new bar chart will be added to the graph with the Y variable set to the next column/row in the worksheet, and it will be stacked on the first bar chart.
7. Repeat step 6 for each bar chart you wish to add.
8. Select Adjacent from the Stacking field list.
9. If the bars do not display as adjacent,
   1. Click on the Bar Groups tab.
   2. Expand the Bar Charts section, and assign the same Group to each bar chart.

Grapher adjacent category bar chart with classes displayed on the X axis.

Updated September 26, 2018