The data to compile the Official Charts is drawn from a highly complex tracking service representing one of the most sophisticated ongoing market research programmes anywhere in the world.

A pie chart can show collected data in sectors. Each sector can be labelled, or can be colour coded with a key. When drawing a pie chart, a protractor will be used to draw the angles accurately.

Frequency charts show the tally next to each outcome, along with the frequency of the tally. This is the data gathered from a survey about the colours of cars in a car park. This data can be ...

SEO and keyword research platform Semrush defines them as a “compelling blend of visual data and minimalistic text.” In ...

To the biggest music companies, global movie studios, TV channels, artist management companies and many more, Official Charts data is an essential part of everyday business. The Official Charts ...