Option: PSGW COST PER AOU

For a user selected date range, this report will show all active drugs for
at a later time.
one AOU, several AOUs, or ALL AOUs, with total quantity dispensed and cost.
(It will print only Bottom Totals if desired.)
The report gives a total of all quantities dispensed and all drug costs
for that AOU.  Also, if wards/locations and services have been defined
for the AOU, a breakdown report will print.  It shows the defined 
wards/locations percentage of total, and cost per ward/location.
If services are defined, it shows the defined services, percentage of
ward/location and cost per service.  The report may be queued to print