About: http://webisa.webdatacommons.org/51205513

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	Whenever there is a war, the population decreases significantly, but peak population has seldomly passed 60M for the 2000 years before late Ming.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com.au