If you are using the Financial Summary (Event) report in Sumac, the details below outline the fields used in this report and what they mean:
Single Tickets in Group - single tickets from ticket orders on this Event
Subscription Tickets in Group (not in totals) - tickets from subscriptions form ticket orders on this Event
Other Single Tickets - single tickets from ticket orders but not on this Event
Subscriptions - subscriptions amount from ticket orders (amount for the whole package which included this event)
Surcharges - surcharges amount from ticket orders
Donations - donations amount from ticket orders
Adjustments - adjustments amount from ticket orders
Coupons - coupons amount from ticket orders
Totals - total except Subscription Tickets in Group
# Payments - payments count of certain type
2) Payment Application - summary of all ticket orders from the first table
3) Payment Balance
Total Value of Orders - summary of all ticket orders from the first table
Over-payments - if payment total bigger than total amount
Under-payments - otherwise