options ls=80;
title "ANALYSIS OF ALL MANUFACTURING DATA";
DATA MANUD;
infile manu;
INPUT DATE CAP RCP PDP CP DSO;
N=_N_;
LRCP = LAG(RCP);
TRCP = (LRCP+RCP)/2;
INTER = CP*CAP;
LCP = LAG(CP);
LCAP = LAG(CAP);
LINTER = LAG(INTER);
SCP = CP*CP;
SCAP = CAP*CAP;
LSCP = LAG(SCP);
LSCAP = LAG(SCAP);
PROC MEANS;