Billboard Hot 100 - Wikipedia
https://en.wikipedia.org/wiki/Billboard_Hot_100The methods and policies by which this data is obtained and compiled have changed many times throughout the chart's history. Although the advent of a singles music chart spawned chart historians and chart-watchers and greatly affected pop cultureand produced countless bits of trivia, the main purpose of the Hot 100 is to aid those within the music industry: to reflect the popularity of the "product" (the singles, th…
List of Billboard Hot 100 chart achievements and ...
https://en.wikipedia.org/wiki/List_of_Billboard_Hot_100_chart...† The biggest number-one listed by each artist reflects its overall performance on the Hot 100, as calculated by Billboard, and may not necessarily be the single which spent the most weeks at No. 1 for the artist, such as Madonna's "Like a Virgin" (six weeks at No. 1, compared to seven for "Take a Bow"), Mariah Carey's "We Belong Together" (fourteen weeks at No. 1, compared to sixteen for her duet with Boyz II Men, "One Sweet Day"), Janet Jackson's “Miss You Much” (fou…