ROC Composite Indicator 
A:=ROC(C,5,$)*.39+ROC(C,10,$)*.24+ROC(C,15,$)*.15+ROC(C,20,$)*.09+ROC(C,25,$)*.06+ROC(C,30,$)*.04+ROC(C,35,$)*.02+ROC(C,40,$)*.01; 
B:=Mov(Mov(A,2,S),2,S); 
B;Ref(B,-1);