Radio Songs (chart)

The Radio Songs chart (previously named Hot 100 Airplay until 2014^[1] and Top 40 Radio Monitor until 1991)^[2] is released weekly by Billboard magazine and measures the airplay of songs being played on radio stations throughout the United States across all musical genres. It is one of the three components, along with sales (both physical and the digital) and streaming activity, that determine the chart positions of songs on the Billboard Hot 100.