with
member [Measures].[Total Sales] as 'Sum({[Product].[Brand].[Brand].members},[Measures].[Ending Inventory Cost])',format_string="#,#.00"
member [Measures].[Rate] as [Measures].[Ending Inventory Cost]/[Measures].[Total Sales],format_string='0.00%'
set [Brand] as 'AddCalculatedMembers({order({[Product].[Brand].[Brand]},[Measures].[Rate],desc)})'
set [BrandAsc] as 'AddCalculatedMembers({order({[Product].[Brand].[Brand]},[Measures].[Rate],asc)})'
member [measures].[EIC] as '[measures].[Ending Inventory Cost]',format_string="#,#.00"
member [measures].[code] as '(Rank([Product].[Brand].currentmember, {AddCalculatedMembers({order({[Product].[Brand].[Brand]},[Measures].[Rate],desc)})}))'//,format_string='0.00%'
member [measures].[Accumul] as '(sum(tail({[BrandAsc]},[code]),[Measures].[Rate]))',format_string='0.00%'
member [measures].[Flag] as case when [Measures].[Accumul] <= 0.75 then 'A' when [Measures].[Accumul] > 0.75 and [Measures].[Accumul] <= 0.99 then 'B' else 'C' end
select
{[Measures].[Flag],[Measures].[EIC],[Measures].[Rate],[Measures].[Accumul]} on 0
,[Brand] on 1
from [Stock OnHand SnapShot]