1~RDEDEMONSTRATION OF THE SUBTOTAL FUNCTION ~RT1COMPUTERS UNLIMITED ~RT2CUSTOMER MASTER FILE LIST ~PAG56~LMR4~MEM35~PAD1~WID80~LBKY~FN1,CNUM,QTY,ITEM,SELL,QTY * SELL~FT1,QTY * SELL~FD1,CNUM,QTY,ITEM,SELL,EXTEND~DN1,CNUM,ITEM,SELL,QTY~DW1,3,12,9,4~DT1,C,C,N,N~DD1,0,0,2,0~QUY~DB1ORDER.DBF~ND1ORDER.NDXN