About: http://webisa.webdatacommons.org/140009994

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	IMO, your idea is the best solution, because it shows the absolute numbers of tasks.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com