How to suppress duplicate values in a grouped column
Figure 5-22  
Repeat this step for each report column for which you want to move data rows to the group header. Choose OK. The value from the first data row in each group appears in each group header. The Credit Limit, E-mail, and Customer Number columns display a single data row for each Customer Name group header, as shown in Figure 5-23.
Figure 5-23  

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