2 hours ago I started the program and so far it is happening:

I did not import from an adif file
The original log file has 3912 QSOs and as you can see this number is increasing.
Why?
Is this the effect of enabling the Adi Monitor option?
CPU usage from 35 to 65%.
Regards
EDIT:
start of scan - 11:30
end of scan - 13:28
Log had 3912 QSO, now has 5450.
Most QSOs are duplicates.
Why?