Running totals show what’s added up, while rates show how fast it changes. With...

https://beausbestthoughtss.opalvector.com/posts/if-20-parcels-became-50-parcels-in-3-hours-what-is-the-rate

Running totals show what’s added up, while rates show how fast it changes. With parcels and rainfall, see why units matter: parcels per hour differs from a parcel count, and millimeters per day from a weekly total