List of best-selling albums of the 21st century - Wikipedia

List of best-selling albums by year in the United Kingdom - Wikipedia

The Doors (album) - Wikipedia

List of best-selling albums by year in the United States - Wikipedia

Taylor Swift - Wikipedia

List of best-selling albums by year in the United States - Wikipedia

Best Selling Artists of 21st Century - Pure Album Sales

Mariah Carey albums discography - Wikipedia

Music recording certification - Wikipedia

List of Billboard 200 number-one albums of 2009 - Wikipedia