The UK Top 40 chart is compiled by the Official Charts Company, based on sales of downloads, CDs, vinyl and audio streams. The Top 40 is broadcast on BBC Radio 1 and MTV.
This Weeks Official UK Top 40–Charts

The UK Top 40 chart is compiled by the Official Charts Company, based on sales of downloads, CDs, vinyl and audio streams. The Top 40 is broadcast on BBC Radio 1 and MTV.