In the year since his death, Michael Jackson's combined album and track sales in the U.K. total 4.31 million according to the Official Charts Co.

For the 12 months since June 25, 2009, Jackson moved 2.77 million albums and 1.54 million tracks.

It makes Jackson the biggest selling artist for albums in the last 12 months. Michael Buble moved just over 2 million albums in the same period.

Jackson's biggest selling single in the U.K. since June 25 was "Man In The Mirror," ahead of "Billie Jean," "Thriller" and "Smooth Criminal," all of which sold more than 100,000 units in 12 months.

The biggest selling album was the greatest hits "The Essential," which has sold just over 600,000 copies in a year, followed by "This Is It" with sales of 500,000. Seven other albums have topped 100,000 units.