What is the total amount of credit memos, by supplier, for a particular period?
What is the total amount of credits that is still open, by supplier?
What is the total amount of unapplied prepayments available, by supplier, for a particular period?
What is the total invoice amount that is on hold, by supplier?
What is the total invoice amount that is still waiting for approval, by supplier?
What is the total unpaid invoice amount, by supplier, for a particular time period?