" EstimatedTotalSubtreeCost="00.0000">                   <OutputList>                     <ColumnReference Column="Expr0000" />                     <ColumnReference Column="Recr0000" />                     <ColumnReference Column="Recr0000" />                     <ColumnReference Column="Recr0000" />                     <ColumnReference Column="Recr0000" />                   </OutputList>                   