You can estimate what prizes you will get from offerings on average.
Write in the black boxes how many offerings you have.
If you don’t want to be disturbed while you are using the table, make a copy of the file on your Google drive (File – Make a copy).
https://docs.google.com/spreadsheets/d/11GI3FVyDzwGqzRmHjTs_gb1nJskWbUbuXXikCx7-RVE
Author – Novalis