About: http://webisa.webdatacommons.org/407585666

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 states on top were (and mostly still are) Iowa, Minnesota, Wisconsin, Vermont and other states in the northern part of the country.
http://www.w3.org/ns/prov#wasQuotedFrom	vtdigger.org