Usage
In the drilldown, you classify the summarized key figures according to several criteria (drilldown characteristics). You can define the drilldown (sequence of the drilldown characteristics).
Procedure

You can breakdown all of the drilldown characteristics in the standard by double-clicking on the first column of the list at each drilldown level.
You can display all of the key figures related to the drilldown characteristic in the first column by double-clicking on one of the key figure columns.
If you try to breakdown the key figures even further by double-clicking on the month, the system informs you that you have come to the end of the standard breakdown.