Pop Report

Pop Report Short for Â"PCGS Population Report.Â"
PQ Short for premium quality.
PR Short for Proof.

Pop Report
Short for "PCGS Population Report."
Pop Top
A coin that is on top of the Population Report and scores the maximum number of points on the PCGS Set Registry.

Pop Report
Synonym for a report issued by NGC or PCGS, which summarizes the coins certified to date.
PQ ...

I have no access to any other POP reports, perhaps a Forum Member would like to submit additional onfo in a reply to this Story.
Pricing
Coin Universe (PCGS) ...

See also: Mint, PCGS, Polished, Philadelphia, Grade