<http://webisa.webdatacommons.org/30895776>	<http://www.w3.org/ns/prov#value>	"However, there was a general trend" .
<http://webisa.webdatacommons.org/prov/35241845>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/30895776> .
<http://webisa.webdatacommons.org/30895776>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/30895776>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<thefreelibrary.com> .