See how running totals differ from rates of change with daily parcel...

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

See how running totals differ from rates of change with daily parcel deliveries. “120 parcels this week” is a total, while “20 parcels per day” is a rate. The article explains how units and time windows help you read a report correctly.