About: http://webisa.webdatacommons.org/38332641

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	They found that the environmental performance of a country was linked with its age as an independent nation: Older nations scored higher on the index, even when accounting for factors such as GDP and political stability.
http://www.w3.org/ns/prov#wasQuotedFrom	medicalxpress.com