Learn how a running total differs from a rate of change with parcel counts: 240...

https://gracesinsightfulinsight.publishlane.com/posts/why-is-an-average-rate-a-summary-and-not-the-full-story

Learn how a running total differs from a rate of change with parcel counts: 240 parcels delivered by noon is a total, while 30 parcels per hour from 10 to 11 a.m. is a rate. Units and time windows make dashboard numbers easier to read.