LOOP
CONT SDIF PMSL FIL1 F00 PMSL FIL2 F24
CONT SSUM SDIF PMSL FIL1 F24 PMSL FIL2 F48 LAST
CONT SSUM SDIF PMSL FIL1 F48 PMSL FIL2 F72 LAST
CONT SSUM SDIF PMSL FIL1 F72 PMSL FIL2 F96 LAST
CONT SSUM SDIF PMSL FIL1 F96 PMSL FIL2 F120 LAST
CONT SSUM SDIF PMSL FIL1 F120 PMSL FIL2 F144 LAST
CONT SSUM SDIF PMSL FIL1 F144 PMSL FIL2 F168 LAST
SDVC 7 LAST
ENDL
