CREATE TABLE DeliveryTypeChanges	(
				ChangeID					int identity		not null 
				Constraint PK_DeliveryTypeCharge primary key clustered,
				ChangeDateTime				datetime			not null,
				DeliveryTypeDescription		varchar(10)			not null,
				OldDeliveryCharge			smallmoney			not null,
				NewDeliveryCharge			smallmoney			not null
										)