Calculate the amount of product sales by product category and then by product name, and display the result as shown below.

Suppose that the form has the following fields:

• "Product category" field with the product category entered
• "Product name" field with the product names entered
• "Sales amount" field with the amount of product sales entered

1. On the app's "View" screen, click the Create Graph icon.

2. From Design a Graph Starting from Graph Type, click Column chart.

3. Specify each item.

   • Chart Type
     Select Column chart and Stacked.
   • Group by
     Select "Product category" for Level 1 and "Product name" for Level 2.
   • Function
     Select Sum and "Sales Amount."

4. Click Apply.
   The amount of sales is calculated and displayed in a graph.