The TOT_UNITS, TOT_REVENUE, and TOT_COST fields are used to store the totals for the units sold and vendor shipped (warehouse and vendor shipments are combined) for the item during the given week or month. These fields are maintained in both the Weekly and the Monthly file.
Tot Units: (Total Units). The total number of units invoiced on vendor shipments and warehouse shipments during the given period.
Tot Revenue: The sales revenue (price * qty from each invoice line adjusted to house currency) from the warehouse and the vendor shipments for the item.
Tot Cost: The cost of sales (cost * qty from each invoice line) from the warehouse and vendor shipments for the item.