In each reporting grid you may choose a column to group-by, rendering sub-totals for that column:
1.Right click on any column and select Show Group Panel:
2. Right click on the column you would like to group by or Click and Drag the column you would like to group by into the Group By column :
3. View summaries by column and drill down to detail:
To ungroup, Click on the column in the Group By Column and select Clear Grouping.