Spotify (May 2021):

Overprotected – 1,070,116
Break the Ice – 922,984
Me Against the Music – 874,945
Pretty Girls – 866,958
Radar – 795,103
I'm Not a Girl, Not Yet a Woman – 794,088
Matches – 780,170
Born to Make You Happy – 747,658
Hold It Against Me – 746,412
Make Me – 626,932

— Britney Daily Streams (@britneyonstream) June 1, 2021