Where did my cumulative 4,901BAT for the month of May go?

Hi there, my BAT’s activity of May, was not credited in portfolio above the estimated balance of the month! Why? I started
on May 16 2022 to use this browser and, I accumulated as of May 31 before midnight: 4,901BAT. Where did they go please enlighten me.
I have as proof my browsing history from the beginning + my Ads history