billboard hot 100™ the week’s most popular current songs across all genres, ranked by streaming activity from digital music sources tracked by luminate, radio airplay audience impressions as ...
The Billboard Hot 100 singles chart measures the most popular songs every week from Friday to Thursday based on the combination of their sales, online streams (audio and video), and radio airplay.
These are the Billboard Hot 100 number-one hits of 1985. The two longest running number-one singles of 1985 ... "Like a Virgin" by Madonna concluded a six-week run that started in 1984.
The Hot 100 is the United States’ main singles chart, compiled by Billboard magazine based on sales, airplay and streams in the US. View the full Hot 100 here.