With
    Member [Time].[Period] as
      Aggregate( ${dateFromParameter} : ${dateToParameter} )

    Member [Measures].[Unit Price] as [Measures].[Sales] / [Measures].[Quantity]

    Member [Measures].[Contact Name] as
      [Customers].CurrentMember.Properties("Contact First Name") || " " ||
      [Customers].CurrentMember.Properties("Contact Last Name")

    Set CUSTOMERS as Filter( [Customers].[Customer].Members, [Measures].[Sales]>0 )

Select
  CUSTOMERS on ROWS,
  { [Measures].[Contact Name],
    [Measures].[Sales],
    [Measures].[Quantity],
    [Measures].[Unit Price]
  } on COLUMNS

From [SteelWheelsSales]

Where
  ( [Markets].[${territoryParameter}].[${countryParameter}],
    [Product].[${productParameter}],
    [Time].[Period] )