About: http://webisa.webdatacommons.org/157161085

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	Although the 2004 sample is a cross-section, the series enables longitudinal analysis from 1986 to 2004.
http://www.w3.org/ns/prov#wasQuotedFrom	elsblog.org