Nirvanas contributions to music have also received recognition, with Nevermind and "Smells Like Teen Spirit" consistently being ranked as one of the greatest albums and songs of all time, respectively. The Rock and Roll Hall of Fame has inducted two of Nirvanas recordings, "Smells Like Teen Spirit" and "All Apologies", into its list of "500 Songs that Shaped Rock and Roll". The museum also ranked Nevermind number 10 on its "The Definitive 200 Albums of All Time" list in 2007. In 2005, the Library of Congress added Nevermind to the National Recording Registry, which collects "culturally, historically or aesthetically important" sound recordings from the 20th century. In 2011, four of Nirvanas songs appeared on Rolling Stones updated list of "Rolling Stones 500 Greatest Songs of All Time", with "Smells Like Teen Spirit" ranking the highest at number 9. Three of the bands albums were ranked on the magazines 2012 list of "Rolling Stones 500 Greatest Albums of All Time", with Nevermind placing the highest at number 17. The same three Nirvana albums were also placed on Rolling Stones 2011 list of "The 100 Best Albums of the Nineties", with Nevermind ranking the highest at number 1, making it the greatest album of the decade. Time included Nevermind on its list of "The All-TIME 100 Albums" in 2006, labeling it "the finest album of the 1990s". In 2011, the magazine also added "Smells Like Teen Spirit" on its list of "The All-TIME 100 Songs", and "Heart-Shaped Box" on its list of "The 30 All-TIME Best Music Videos".
Question: How many albums appeared on Rolling Stone's list in 2012?
Answer: 3