About: http://webisa.webdatacommons.org/116896795

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	The phrase average four week in the context of reach & Frequency refers to a rate of accumulation, not really the period of time other than the time periods actually measured in the original establishment of reach calculations.
http://www.w3.org/ns/prov#wasQuotedFrom	amic.com