From what I can find out, there is no actual head count of illegal aliens. There is only an "estimate" made by the Federal government. This estimate includes another estimate as one of the variables used to come up with the "answer"!!!
What was the last accurate Federal estimate of anything???? Anyone???? Anyone????
The 2010 census was required, by law, to count every "resident", including illegals. There is no question in the census about whether the resident is legal or not. So there is only an estimate.
If you put faith in the government estimate (from which they conclude increases or decreases in the illegal population), then you must put faith in the following "facts", derived using the same methodology:



