Broadcast Data Systems (also known as BDS or Luminate BDS) is a service that tracks radio, television and internet airplay of songs. The service, which...

Connect, Music 360 and Broadcast Data Systems (which tracks airplay of music), the latter of which was shut down in September 2022 Nielsen SoundScan began tracking...

based on chart performance over the course of a year based on Nielsen Broadcast Data Systems and SoundScan information. This is a list of the magazine's...

based on chart performance over the course of a year based on Nielsen Broadcast Data Systems and SoundScan information. For 2012, the list for the top 100...

based on chart performance over the course of a year based on Nielsen Broadcast Data Systems and SoundScan information. For 2011, the list of the top 100...

based on chart performance over the course of a year based on Nielsen Broadcast Data Systems and SoundScan information. For 2010, the list for the top 100...

the consumer and thus determine audience size. Later, Nielsen developed electronic methods of data collection and transmission. In 1996, they split off...

Nielsen SoundScan compiled charts from 1996 to the present; Billboard's Canadian Hot 100, compiled from Nielsen SoundScan and Nielsen Broadcast Data Systems...

monitored twenty-four hours a day and seven days a week by Nielsen Broadcast Data Systems. Songs are ranked by a calculation of the total number of spins...

rarely shared this data. BookScan operated under Nielsen in the US until 2016 when it was acquired by The NPD Group from Nielsen's U.S. market information...