About: http://webisa.webdatacommons.org/383145327

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	In relation to the population of the day, there have been proportionally larger surges in the past, notably involving European migrations in the 19th and early 20th centuries.
http://www.w3.org/ns/prov#wasQuotedFrom	freerepublic.com