Produce the donut chart. SUBGROUP= divides the donut into rings. Each ring represents a value of the subgroup variable, DEPT. The DONUTPCT= option controls the size of the donut hole, which contains the text specified by LABEL=. The NOHEADING option suppresses the default heading that contains the name of the chart variable and the type of statistic. LEGEND= assigns the LEGEND1 statement to the chart COUTLINE= specifies the outline color for the slices and subgroup rings. CTEXT= specifies the color used by the donut label and by the subgroup arrows. 
proc gchart data=reflib.totals;
   format sales dollar8.;
   donut site / sumvar=sales
                subgroup=dept
                donutpct=30
                label=('All' justify=center 'Quarters')
                noheading
                legend=legend1
                coutline=black
                ctext=black;
run;
quit;