WITH MEMBER Measures.[Declining Reseller Sales] AS
   Count
      (Filter
         (Existing
            (Reseller.Reseller.Reseller)
         , [Measures].[Reseller Sales Amount] < 
            ([Measures].[Reseller Sales Amount]
               ,[Date].Calendar.PrevMember
            )
        )
      )
MEMBER [Geography].[State-Province].x AS 
   Aggregate 
      ( {[Geography].[State-Province].&[WA]&[US]
         , [Geography].[State-Province].&[OR]&[US] } 
      )
SELECT NON EMPTY HIERARCHIZE 
      (AddCalculatedMembers 
         ( 
            {DrillDownLevel
               ({[Product].[All Products]}
               )
            } 
         ) 
      ) DIMENSION PROPERTIES PARENT_UNIQUE_NAME ON COLUMNS 
FROM [Adventure Works]
WHERE 
      ( [Geography].[State-Province].x
        , [Date].[Calendar].[Calendar Quarter].&[2003]&[4]
        ,[Measures].[Declining Reseller Sales]
      )