List reports will not show SUM (list calculations) for the last group in the list if group by is set, and 'List Edit Insert Row' is true on that tables List Control.

List reports will not show SUM (list calculations) for the last group in the list if group by is set, and 'List Edit Insert Row' is true on that tables List Control.

Steps to Reproduce
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1. Create a new report with the following options:
- Data: Table
- Table: Incident
- Type: List
- Group by: Active
2. Save the report
3. Right click on the 'Priority' tab in the report and select 'Configure > List Calculations'.
4. Check the 'Total' box and click OK.
5. Notice how when expanding true and false groups they show a SUM.

6. Right click on the 'Priority' tab in the report again, and select 'Configure > List Control'
7. Find the 'List Edit Insert Row' checkbox and set it to true (checked).
8. Save the List Control
9. Return to the report
10. Notice how when expanding the groups they all show a SUM except the group on the bottom.

After carefully considering the severity and frequency of this problem, and risk of attempting a fix, it has been decided to not address this issue in any current or future releases. We do not make these decisions lightly, and we apologize for any inconvenience. If you have any questions regarding this problem, contact ServiceNow Technical Support.