Quantity Totals in Sales - Is there a setting that will allow quantity totals on sales orders to be

In Sales Order Processing, we have a need to see quantity totals along with revenue totals.  There are several places where this total is needed; Customer Service, running total during order entry, on line invoice, documents such as pick ticket, etc.  Is there a setting that I'm missing, or is this not available?  Hard to believe there are others that don't need this.