About: http://webisa.webdatacommons.org/328030883

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	According to a December 2008 survey, 16 percent of the workforce was unionized, primarily in the education, science, healthcare, transportation, communication, mining and other industrial sectors.
http://www.w3.org/ns/prov#wasQuotedFrom	historycentral.com