Class 1 - P17aClass 2 - MFS PrelimClass 3 - N23Class 4 - N37aClass 5 - MFS NoviceClass 6 - E40Class 7 -  E59Class 8 - MFS ElementaryClass 9 - M61Class 10 - M75Class 12 - AM85Class 13 - AM98Class 14 - MFS Adv Med