Overall sales were a shocking 5.6m - by far the lowest in any seven-day cycle since SoundScan started quantifying data in 1991.

Although remaining at number one, Eminem's Relapse leads the declines, diving 65.3% from its fine first-week tally of more than 608,000 to a tad below 211,000.

Mixed fortunes for Marilyn Manson, who has the chart's highest debut but his own lowest first-week sales, with The High End Of Low achieving sales which are more the low end of ...