@graycarper Your solution is very helpful. Also, I would like to measure incident reassignments from the service desk to other groups on the same PA?    

@graycarper  Getting error at stage 10 Formula Indicators. Anything missing? Do you have any alternative for stage 10?  var res = [[# Incident Assignments to Service Desk]]- [[# Incident Assignments to Service Desk > Previous Assignment Group = Unass...