About: http://webisa.webdatacommons.org/189854909

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	Between 2004 and 2008, the costs of concrete, asphalt, steel, construction machinery and other commodities were increasing by an average of 12 percent to 15 percent per year.
http://www.w3.org/ns/prov#wasQuotedFrom	rollcall.com