2. Find the "Chart" button in the PPT insertion function and click it. We select the bar style we want to insert, and then click the Insert button.

3. The statistical chart inserted at the beginning is shown in the figure. Next, you need to edit the data and click the Edit Data button.

4. Fill in the appropriate data in the pop-up data table.

5. From the generated statistical chart, we can see the contrast between data and graphics.

6. Let's make some adjustments to the statistical chart, and then click the "Select Data" button above. Select the required serial number and category number in the pop-up Edit Data Source window.