Official Subscription Plays Chart

[4] The Official Subscription Plays Chart was launched for the first time on 22 September 2008,[5] for a trial period of six months.

[6] Initially, it was solely based on digital plays from the subscription services HMV, MusicStation, Napster and the Nokia Music Store,[7] all of which charged users a monthly fee.

[8] The data that these services supplied was compiled into a record chart of the 500 most-played tracks—each week also featured top-line market statistics.

[5] The first song to top the chart was "I Kissed a Girl" by Katy Perry.

[9] In May 2012, the OCC launched the Official Audio Streaming Chart which was (according to the OCC Facebook page) "a much broader panel of the biggest streaming services including Spotify and Deezer.