Q3 2013 is a long time ago. According to NPD, Chromebooks had 14% market share in 2014, counting retail and commercial (read: education) channels. Growth was up 85% year over year, too, which is amazing in the context of a stagnant/declining laptop market.
http://betanews.com/2015/02/24/2015-is-year-of-the-chromeboo...