Amazon grew its share of the entertainment market share to 23.4% (up 3.1%) in the run up to Christmas last year.

That’s according to figures published by Kantar Worldpanel for the 12 week period ending December 23 2012.

“Christmas resulted in an all-time record share for Amazon,” said Kantar Worldpanel consumer insight director Fiona Keenan. “The retailer posted growth across all categories, with its most notable performance in CD sales – historically HMV’s stronghold.

“However, this doesn’t necessarily mean it ...