About: http://webisa.webdatacommons.org/157581486

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	If the number is rising, that means that they metals are gaining on fiat issued currency such as The US dollar or the Euro.
http://www.w3.org/ns/prov#wasQuotedFrom	openruby.com