Assuming I have the following data in a table
Month TechID PlanUnit GrossHours
01/01/2017 10165 CARLI 37.5
01/01/2017 10170 THAMS 112.5
01/01/2017 10487 WATFD 167.5
01/01/2017 10541 IPSWI 160
01/01/2017 10541 TSIDE 80
In instances where any individual TechID has more than one...