PV means that a visitor open listing page once. PV value is accumulated when open or refresh the same page repeatedly .
Unique Visitor (UV)
The unique IP count that visit the listing or store. In the same day, UV record only the first time visit, visit the page again in the same day will not be counted.
Sales (GMV)
The total sales of eBay account within a period of time.
Sold Item
The item sold count of eBay account within a period of time.
Orders
The order count of eBay account within a period of time. One order may contains multi items
Payment Orders
The payment order count of eBay account within a period of time.
Buyer Count
The unique eBay ID count that purchased you listing.