{
   volstudy.tas -
      This TAS script runs a couple of volume indicator studies
      on each symbol.
}
IF FIRST_TICKER THEN
BEGIN
WRITELN('      \t\t         \t        \t        \t   OBV AS');
WRITELN('      \t\t         \t        \t        \t   %age of');
WRITELN('TICKER\t\t      OBV\t     PVI\t     NVI\t   AVG VOL');
END;
AVG_VOL := CUM(V)/QUOTE_COUNT;
WRITELN(TICKER,'\t',OBV(),'\t',PVI(),'\t',NVI(),'\t',
		INT(OBV()/AVG_VOL * 100));