-SET &PB=IF &WFFMT EQ 'HTML' THEN '' ELSE 'PAGE-BREAK';
TABLE FILE CAR
SUM RETAIL_COST
BY COUNTRY &PB
BY CAR
BY MODEL
ON TABLE PCHOLD FORMAT &WFFMT.(<HTML,HTML>,<PDF,PDF>).Select an output type.

ON TABLE NOTOTAL
ON TABLE SET PAGE-NUM NOLEAD
ON TABLE SET SQUEEZE ON
ON TABLE SET EMPTYREPORT ON
ON TABLE SET HTMLCSS ON
ON TABLE SET HTMLENCODE ON
ON TABLE SET CACHELINES 100
ON TABLE SET GRWIDTH 1
ON TABLE SET STYLE *
$
ENDSTYLE
END

-SET &PB=IF &WFFMT EQ 'HTML' THEN ' COUNTRY' ELSE ' COUNTRY PAGE-BREAK';
TABLE FILE CAR
SUM
     RETAIL_COST
BY  LOWEST &PB
BY  CAR
BY  MODEL
ON TABLE SET PAGE-NUM NOLEAD
ON TABLE SET ASNAMES ON
ON TABLE NOTOTAL
ON TABLE PCHOLD FORMAT &WFFMT.(<HTML,HTML>,<PDF,PDF>).Select type of display output.
ON TABLE SET HTMLCSS ON
ON TABLE SET STYLE *
$
ENDSTYLE
END

DEFINE FILE CAR
  WFFMT/A8='&WFFMT.(<HTML,HTML>,<PDF,PDF>).Select an output type.';  <-- Make &WFFMT a report variable (not essential, but makes next line neater)
  BREAKER/A40= IF WFFMT EQ 'PDF' THEN COUNTRY ELSE 'Never' ;         <-- define sort variable for conditional page-break
END
TABLE FILE CAR
SUM RETAIL_COST
BY BREAKER NOPRINT PAGE-BREAK                                        <-- This will page-break on Country, only if format = PDF
BY COUNTRY                                                           <-- No page-break on COUNTRY itself
BY CAR
BY MODEL
ON TABLE PCHOLD FORMAT &WFFMT

ON TABLE NOTOTAL
ON TABLE SET PAGE-NUM NOLEAD
ON TABLE SET SQUEEZE ON
ON TABLE SET EMPTYREPORT ON
ON TABLE SET HTMLCSS ON
ON TABLE SET HTMLENCODE ON
ON TABLE SET CACHELINES 100
ON TABLE SET GRWIDTH 1
ON TABLE SET STYLE *
$
ENDSTYLE
END