Hello,
Thank you for reaching out to us.
As previously mentioned, concerns on the performance of your ad units are out of our scope. Thus, as suggested, it would be best to reach out to the
Product Support team (
https://support.google.com/admob/thread/new?hl=en) as they have specialists who are better equipped in handling those types of concerns.
This message is in relation to case "ref:_00D1U1174p._5004Q2o6vwx:ref"