Short answers, pulled from the story.
The Billboard Global 200 launched on the 15th of September 2020, for the chart week dated the 19th of September 2020. Billboard first announced the chart on the 6th of May 2019, under the working title "Global 100."
"WAP" by Cardi B featuring Megan Thee Stallion was the first number-one song on the Billboard Global 200, for the chart week dated the 19th of September 2020.
The Billboard Global 200 uses a weighted formula where one track sale equals 200 premium streams or 900 ad-supported streams. Paid subscriptions outweigh free-tier streams, direct-to-consumer sales are excluded, and radio airplay is not counted. The chart covers streaming and download data from more than 200 territories worldwide.
BTS leads all acts with eight number-one singles on the Billboard Global 200. Taylor Swift follows with six, and Bad Bunny has five.
"Blinding Lights" by The Weeknd and "Perfect" by Ed Sheeran are tied for the most total weeks on the Billboard Global 200, each at 278 weeks and still ongoing. Mariah Carey's "All I Want for Christmas Is You" leads in weeks at number one, with 20.
The Billboard Global Excl. US chart uses the same weighted formula as the Global 200 but removes all US streaming and sales data. It launched alongside the Global 200 in September 2020, and its first number-one song was "Hawai" by Maluma.