Mine

report.apc.masterload.name=APC Load
report.apc.masterload.columns=sPDUCurLoad,sPDUMaxLoad
report.apc.masterload.type=pduMasterStatusIndex
report.apc.masterload.command=--title="APC Load" \
 --vertical-label="amps" \
 DEF:curloadpct={rrd1}:sPDUCurLoad:AVERAGE \
 CDEF:maxload={rrd2}:sPDUMaxLoad:AVERAGE \
 CDEF=curload=curloadpct,100,/,maxload,* \
 LINE2:curload#00ff00:"Cur. " \
 GPRINT:curload:AVERAGE:"Avg  \\: %8.2lf %s" \
 GPRINT:curload:MIN:"Min  \\: %8.2lf %s" \
 GPRINT:curload:MAX:"Max  \\: %8.2lf %s\\n" \
 LINE2:maxload#ff0000:"Max. " \
 GPRINT:maxload:AVERAGE:"Avg  \\: %8.2lf %s" \
 GPRINT:maxload:MIN:"Min  \\: %8.2lf %s" \
 GPRINT:maxload:MAX:"Max  \\: %8.2lf %s\\n"