including this week's Top 40 discs.
Who's moved up? Who's dropped out? And most important, who's at number one?
The answers to these questions arrive at Radio 1 less than a couple of hours before Paul's first broadcast of the chart. The British Market
Research Bureau compile the chart from a sample of about 700 retail outlets - from small record shops to department stores - based' on the previous week's sales of records bought over the counter by customers, This is rapidly prepared for its first public airing on today's show and for distribution throughout the BBC and the music industry.