Space PDF Export action is not logged by Confluence Audit Log

Issue Summary

Space PDF Export action is not logged by Confluence Audit Log. This issue is observed in both Confluence Server and Confluence Data Center.
Space exported to PDF is one of the events logged for Base coverage level which is applicable for both Confluence Server and Confluence Data Center.

Steps to Reproduce

1. Perform a Space PDF export for a Confluence Space.
2. Navigate to the Audit Log page (<ConfluenceBaseURL>/plugins/servlet/audit/).
3. Search for Space exported to PDF event.

Expected Results

Space exported to PDF event would be listed in the Audit Log page.

Actual Results

The Space exported to PDF event is not listed in the Audit Log page.
The same issue is not reproducible for Space exported to HTML and Space exported to XML format.

Workaround

Change the Local configuration and administration coverage to advanced in General Configuration > Audit Logs > Tree dots on the top right side > settings.