No.1 for the last five weeks, Shawn Mendes & Camila Cabello’s Senorita would have lost leadership of the chart this week anyway but dives to No.11 (30,229 sales) after falling into ACR. Had the value of its streams not been reduced it would fall 1-2 on consumption of 54,710 units.

Making the same journey in reverse (11-1, 66,953 sales, including 61,599 from sales-equivalent streams), six weeks after it debuted at No.3, is Take Me Back To London, the third No.1 ...