Wow ... Ummm ....
Field1 - Date
Field2 - Playcount
Field3 - Desired Value
Field3 = (DateDiff("d",Field1,Now())/Field2)
I'm guessing here ....
Field1 - Date
Field2 - Playcount
Field3 - Desired Value
Field3 = (DateDiff("d",Field1,Now())/Field2)
I'm guessing here ....