SELECT [Promo count].PromoNo as PCPN,[Promo Executed].PromoNo as PEPN, [Promo count].[# of Demos], [Promo Executed].CountOfPromoNo AS [Executed Demos], IIf([Promo Executed]![CountOfPromoNo]=0,0,[Promo Executed]![CountOfPromoNo]/[Promo count]![# of Demos]) AS Percentage
FROM [Promo count] INNER...