Here are some interesting statistics on how much the average illegal immigrant costs the American people.  This is pretty important considering there is a immigration bill about to be passed that could legalize 12 million illegal immigrants.  Here are the interesting fact that I found on this website:
1. $11 Billion to $22 billion is spent on welfare to illegal aliens each year.

2. $2.2 Billion dollars a year is spent on food assistance programs such as food stamps, WIC, and free school lunches for illegal aliens.

3. $2.5 Billion dollars a year is spent on Medicaid for illegal aliens.

4. $12 Billion dollars a year is spent on primary and secondary school
education for children here illegally and they cannot speak a word of

5. $17 Billion dollars a year is spent for education for the American-born
children of illegal aliens, known as anchor babies.

6. $3 Million Dollars a DAY is spent to incarcerate illegal aliens.

7. 30% percent of all Federal Prison inmates are illegal aliens.

8. $90 Billion Dollars a year is spent on illegal aliens for
Welfare & social services by the American taxpayers.

9. $200 Billion Dollars a year in suppressed American wages are
caused by the illegal aliens.

10. The illegal aliens in the United States have a crime rate that’s two
and a half times that of white non-illegal aliens. In particular, their
children, are going to make a huge additional crime problem in the US