Your data in Google Analytics may not be as accurate as you think. If you have a high volume of visits, your data could easily be off by 10-80%, or even more.
Thanks for that I had this feeling from many years. But in the past two months this has been confirmed. I now don't trust anything by Google.
If we don't trust GA, do you have any solutions to replace it? I had the same feeling because my traffic is increasing but the GA still stays