The Subscription Usage shows that I used all my data 50/50 but when I go into usage history and calculate all the MB and GB for the period of my usage I reached only to 8.5GB of usage. The dates are up to date.
I have iPhone.And yes, I did go page by page and calculated everything from current cycle 11 June - 11 July and by my calculation I only reached 8.5 GB of usage.