Maybe I am going about this the wrong way, hoping to get some help.
What we are trying to accomplish: Trying to create a time to track the deployment progress of each Windows Update release. So far I have the following two queries that are being utilized in a Donut MultiQuery:
1. Query for machines on version 966:
WaaSDeploymentStatus | where UpdateCategory=="Quality" and TargetBuild == "15063.966" and DetailedStatus == "Update successful" | distinct Computer | count