Defining the Breakdown of the Summation Levels
If you have created subtotals in one or more columns, you can restrict the list to certain subtotals rows.
A list appears in a dialog box showing the subtotals together with the summation level.
You have created subtotals in two columns of the list. In the dialog box, summation levels 0 to 2 are proposed. If you choose summation level 2, the subtotals of level 2 only will be displayed. If you choose summation level 1, the subtotals of both levels 1 and 2 will be displayed.
If the rows displayed in a list in the standard system are totals and subtotals rows only, you can expand the display to include non-totals rows, or restrict it to higher summation levels, by choosing über Settings