Microsoft Cloud Data Collection Results Summary shows a "0" value for SharePoint results.

Cause:

Sharepoint site data details are now deidentified in Office 365. This is a new setting introduced by Microsoft to preserve privacy in reports.

Reference: https://petri.com/microsoft-365-admin-center-reports-in-the-admin-center-user-information-pseudonymized-by-default-3/

Solution: 

Log into the Microsoft Office 365 Admin Center and Go to Settings > Org Settings > Reports. Check the option "Display concealed user, group , and site names in all reports.