About: http://webisa.webdatacommons.org/340349258

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	However, if the data processing for this purpose is deemed too expensive, this type of study may be run for shorter intervals on some periodic basis, for example for one week once each quarter.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com