AVERAGE COST on Inventory Report MMS

AVERAGE COST on Inventory Report MMS

Hello,

ask ko lang if san galing itong ave cost sa generated report ng pharmacy?
if anung table sa database ito kinukuha at specific column,
kasi ung report na nagenerate ng pharmacy namin is bumababa ang Ending balance every month, as per checking
wala pala nakalagay na average cost ung ibang meds. refer on screenshot below: