Sales of George Orwell’s "1984" are up 69 percent on Amazon, according to a list on the website.

The book marked its 60th anniversary on June 6 amid a flurry of real-world news stories on secret government surveillance.

Amazon lists the paperback version of the sci-fi classic as the 19th biggest book on its Movers and Shakers list. The current sales rank is 110.

The list identifies the biggest gainers in sales rank compared to 24 hours ago.

Update: As of 3:22 p.m. EDT, sales of Orwell's "1984" are up 91 percent on the Amazon Movers and Shakers list.

Update II: As of 10:16 p.m. EDT, sales of Orwell's "1984" are up 126 percent on the Amazon list. The sales rank is now at 71 - up from 161.