acronym fair (F) 4 very poor (VP) 0 5 fair to good (F-G) variable_of 6 good (G) very good (VG) 8 poor (P) 2 9 excellent (E) 3 poor to fair (P-F) method_of good to very good (G-VG) 7 attribute scale_of very poor to poor (VP-P) 1 entity 0-9 scoring scale