Spotify (06/08):

Blackout – 659,023
In the Zone – 601,677
Circus – 582,452
...Baby One More Time – 469,030
Oops!...I Did It Again – 461,644
Femme Fatale – 287,376
Britney – 204,687
Britney Jean – 143,290
Glory – 120,514

— Britney Daily Streams (@britneyonstream) June 9, 2021