 
 <prompt> text: ```"Billboard" Hot 100 na di music industry standard record chart for US wey dey show di top singles every week, and e dey publish by "Billboard" magazine. Dem dey rank di songs based on sales (physical and digital), radio play, and online streaming.

Di weekly sales period bin dey from Monday to Sunday before Nielsen start to dey track sales for 1991, but e change to Friday to Thursday for July 2015. Radio airplay, wey dey available real-time, dey track from Monday to Sunday (before e bin dey Wednesday to Tuesday). Dem dey compile and release new chart to di public every Tuesday by "Billboard". Example:

Di first number one song for Hot 100 na "Poor Little Fool" by Ricky Nelson, on August 4, 1958. As of di week wey end for October 7, 2017, Hot 100 don get 1,067 different number one hits. Di current number one song na "Bodak Yellow" by Cardi B.

Before 1955, "Billboard" no get one unified chart, instead dem dey measure songs by individual metrics. At di start of di rock era for 1955, three charts dey exist:

Although officially all three charts get equal "weight" for importance, many chart historians dey refer to di "Best Sellers in Stores" chart when dem dey talk about song performance before Hot 100 start; before 1955, radio dey mainly spoken-word programs and physical record sales dey show di popularity of songs. For di week wey end for November 12, 1955, "Billboard" publish The Top 100 for di first time. "The Top 100" combine all aspects of a single's performance (sales, airplay and jukebox activity), based on a point system wey dey give sales more weight pass radio airplay. "Best Sellers In Stores", "Most Played by Jockeys" and "Most Played in Jukeboxes" charts still dey publish alongside di new "Top 100" chart.

Answers to di questions:

1. Wetin be di Billboard Hot 100?
2. Who dey publish am?
3. Based on wetin dem dey rank am?
4. And anoda one?
5. And di last one?
6. Wetin change for 1991?
7. Wetin be di day wey dem dey release di list?
8. Before 1955 wetin no dey exist?
9. Wetin radio mainly consist of before 1955?
10. Wetin be di date wey dem publish di first top 100 list?

Numbered answers:``` ``` ``` <response>: ```1. na di music industry standard record chart for US for singles
2. "Billboard" magazine
3. sales
4. online streaming
5. radio play
6. Nielsen start to dey track sales for 1991
7. Tuesdays
8. "Billboard" no get one overall popularity chart
9. more spoken-word programs pass music radio
10. November 12, 1955``` 