Assertion: natural gas's propane | /r/CapableOf | reach an all-time high of 1.67
Facets:
value: in february of 2014
type: TEMPORAL
value: historically
type: TEMPORAL
Source sentences:
text: Historically, Propane reached an all-time high of 1.67 in February of 2014 and a record low of 0.33 in January of 2016.