The growing popularity of grime artists, including breakthrough stars Stormzy, Bugzy Malone and J Hus, has helped Radio 1Xtra score a knockout RAJAR result in the latest radio listening figures.

The BBC urban music station posted a 9.8% increase in audience reach for Q2 compared to the first three months of the year. 1Xtra is down on the year-on-year measure but has increased its audience in consecutive quarters. It now has 1.03 million listeners – and bullish BBC Radio bosses ...