Vintage has sold a combined total of ten million trade paperback, eBook and audiobook copies of E.L. JamesFifty Shades of Grey trilogy in the last six weeks.

Knopf Doubleday Publishing Group president Anthony Chirico had this statement: “This is an astonishing number. The sales velocity for Fifty Shades of Grey is unprecedented, with reader demand still growing. BookScan data indicates that the trilogy has captured twenty-five percent of the adult fiction market in recent weeks.”

At the same time, The New York Times reported more libraries debating about carrying the racy books like the Brevard County Public Library in Florida. The Wisconsin library that serves the Fond du Lac community has refused to purchase any copies. Several libraries throughout the country have chosen to do the same.

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