Assertion: cigarette | /r/CapableOf | enter the u.s. marketplace
Facets:
value: around 2007
type: TEMPORAL
Source sentences:
text: E-cigarettes entered the U.S. marketplace around 2007, and since 2014, they have been the most commonly used tobacco product among U.S. youth.2 E-cigarette use among U.S. middle and high school students increased 900% during 2011-2015, before declining for the first time during 2015-2017.3