She's probably playing it safe.
I heard 40M several years ago on talk radio, and by different hosts. The influx has been seriously ramped up in recent years by the jug-eared queer. So 50 is my bid.
No matter which you pick....none are even close to...a few thousand.
The regime is able to brag about sending so many back becasue they do. Then the same illegals all turn around and come right back again.! It's like a revolving door. You can pump up the numbers but they aren't real.