The combined might of iTunes and Amazon claimed nearly 60% of all recorded music sales by revenue in the UK in the second quarter of this year.

That's according to new Kantar Worldpanel data given exclusively to Music Week, which shows that both retailers grew their share in the 12 weeks to June 9, 2013.

Amazon's share by value of the record market grew to 29.7% in Q2, up 5.5% year-on-year. That rise made it the dominant retailer across all music ...