Choose Custom Summary in SuperReports. Set Rows to Customer Project to organize the report by customer and project.

Open Report Filters and add an Account filter. Choose equals, select Sales of Product Income, and apply the filter.

Set Columns to None for one Total column. Leave Compare to set to None, then choose your date range and accounting method.

Click Load Report. Each customer or project now shows its total for the selected account and period, making the customer breakdown easy to compare.