SELECT ebeln
       MAX( menge ) MIN( menge )
       MAX( ktmng ) MIN( ktmng )
  FROM ekpo
  INTO (ebeln,
        po_max, po_min,
        tq_max, tq_min)
  GROUP BY ebeln.

  WRITE:/   ebeln,
         15 po_max,
         35 po_min,
         55 tq_max,
         70 tq_min.

ENDSELECT.

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