Janet Jackson's Rhythm Nation 1814
* As of December 2009, the album has sold 8,500,000 copies in the U.S. according to Nielsen SoundScan, which does not count albums sold through clubs like the BMG Music. Combined, it has sold over 8,600,000 copies in the U.S. with additional 1.10 million copies sold at BMG Music Clubs. Nielsen SoundScan does not count albums sold through clubs like the BMG Music Service, which were significantly popular in the 1990s.