About: http://webisa.webdatacommons.org/95792079

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	steadily diminishing, while between 35 and 45 years there is a tendency
http://www.w3.org/ns/prov#wasQuotedFrom	stats.govt.nz