When I run the Health Check the number found doesn't agree with the number removed. Frustrating!
Is it the 'Privacy' (Trackers) or the 'Junk' that doesn't agree? (or both?).
There could be a couple of reasons - depending on which one it is.
If it's the Junk, and a big difference, then I'd suspect a corrupted Recycle Bin.
Corrupted bins often happen in Windows, it's easy to fix if that is the problem you are seeing.
If its the Privacy (Trackers) then see here for reasons why that may be happining: