Topping the chart for the 11th time since its release 17 weeks ago, and for the second time in a row, Adele's 25 nevertheless experienced a big dip in sales last week, falling 57.74% week-on-week to 22,795, its third lowest weekly tally to date.

In a market which also contracted substantially with paid-for sales plummeting to 21 year lows, 25 recorded the lowest sale for a No.1 album in the 11 weeks that have thus far elapsed in 2016, dipping ...