id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
crln-8366	Pattillo, Gary	Fast Facts	2010	1	.pdf	application/pdf	454	29	65	The average time spent using Facebook tops seven hours per month. Billions served Twitter.com processes more than 1.2 billion tweets per month, that is an average of about 40 million tweets per day.	cache/crln-8366.pdf	txt/crln-8366.txt