How long can audit log reports be stored in Narrative Reporting?

Summary:

In Narrative Reporting, I created audit report from Library > Audit Logs > Create > System Logs menu.

Please tell me how long can the audit report be stored in Nrrative Reporting?

(Is the reports deleted automatically?)

Content (please ensure you mask any confidential information):

Audit Logs

Version (include the version you are using, if applicable):

Service:Enterprise Performance Management Enterprise Cloud
Business Process:Narrative Reporting
Version:24.11.64

Code Snippet (add any code snippets that support your topic, if applicable):