Help For Sum Function

[Anonymous]

Hi All,

When I select December in Listbox("Ay") , I want to cumulative sum untile December. But when i select December on Listbox("Ay") ist only show December. I need other months to sum.

How can i fix it ?

Help me please.

Thank You

[MarcoWedel · Accepted solution]

maybe helpful:

The As-Of Table

regards

Marco