Here is a sample. Replace FOCEXEC=test and FOCEXEC=test2 with your drill down reports.
-* File multiple.fex
GRAPH FILE CAR
SUM DEALER_COST
ACROSS COUNTRY
ON GRAPH SET LOOKGRAPH PIEMULTI
ON GRAPH SET GRAPHEDIT SERVER
ON GRAPH SET BARNUMB OFF
ON GRAPH SET 3D OFF
ON GRAPH SET VZERO ON
ON GRAPH SET GRID ON
ON GRAPH PCHOLD FORMAT PNG
ON GRAPH SET GRAPHSTYLE *
setMarkerDisplay(true);
setConnectLineMarkers(false);
setConnectScatterMarkers(false);
setO1LabelDisplay(true);
setO1AxisSide(0);
setO1MajorGridDisplay(true);
setO1MajorGridStyle(0);
setO1MinorGridDisplay(false);
setAxisAssignment(0,0);
setY1LabelDisplay(true);
setY1AxisSide(0);
setY1MajorGridDisplay(true);
setY1MajorGridStyle(0);
setY1MinorGridDisplay(false);
setTextFormatPreset(getY1Label(),-1);
setTextFormatPattern(getY1Label(),"#.##");
setPieFeelerTextDisplay(1);
setPieLabelDisplay(0);
setTextFormatPreset(getPieSliceLabel(),1);
setRiserBorderMode(1);
setSeriesDefaultTransparentBorderColor(true);
setUseSeriesBorderDefaults(true);
setLegendDisplay(true);
setFontSizeAbsolute(getY1Title(),true);
setFontSizeAbsolute(getY1Label(),true);
setFontSizeAbsolute(getY2Title(),true);
setFontSizeAbsolute(getY2Label(),true);
setFontSizeAbsolute(getO1Title(),true);
setPlace(true);
ENDSTYLE
ON GRAPH SET STYLE *
SQUEEZE=ON,
ORIENTATION=PORTRAIT,
$
DEFMACRO=COND0001,
MACTYPE=RULE,
WHEN=N1 EQ 5512,
$
DEFMACRO=COND0002,
MACTYPE=RULE,
WHEN=N1 EQ 4631,
$
TYPE=REPORT,
GRID=OFF,
FONT='TIMES NEW ROMAN',
SIZE=10,
$
TYPE=DATA,
ACROSSCOLUMN=N1,
MACRO=COND0001,
FOCEXEC=test,
$
TYPE=DATA,
ACROSSCOLUMN=N1,
MACRO=COND0002,
FOCEXEC=test2,
$
ENDSTYLE
END
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