About: http://webisa.webdatacommons.org/57050614

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	I suspect that books will mostly be sold via distributors, whereas games are mostly sold directly, so the margins are based on different values: distributor margin for books compared to retail margin.
http://www.w3.org/ns/prov#wasQuotedFrom	quirkworthy.com