WORKAROUND 1:
Increase Extended Event minimum duration to filter duration of fewer than 200 milliseconds events.
1. Click Spotlight tab | Configure (cog button).
2. Under Configure Diagnostic Server section | Use of Extended Events | Advanced Options >> | Min Duration field.
3. Set it 200 milliseconds.
4. Click OK and wait an hour or so to stabilize.
STATUS
Waiting for fix in a future release of Spotlight on SQL Server Enterprise.