Discovered Pages
[Discover] Simply Audiobooks - Press Room - Facts http://www.simplyaudiobooks.com/press-room/Fact%20Sheet/3
(audiobooks industrystats) 
[Discover] Online Marketing Statistics: Consumer Shopping, Purchasing & Word of Mouth - Bazaarvoice http://www.bazaarvoice.com/industryStats.html#Conversion (statistics marketing ecommerce shopping)