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AVTR:=Mov(HHV(H,2) - LLV(L,2),20, S);
SD:=Stdev(HHV(H,2) - LLV(L,2),20);
HHV(H-AVTR-3.6*SD,20);
HHV(H-AVTR-2.2*SD,20);
HHV(H-AVTR-SD,20);
HHV(H-AVTR,20);