Americans Lose $68 Billion to Illegals

So the workers in the illegal alien's country benefit from their emigration. The aliens benefit, obviously. The only one who doesn't, is everybody else who lives here. I propose a solution! Round them all up as they come in, and send them to Mars! These would be the perfect candidates to colonize Mars, just as England sent their undesirables to what is now known as the nation of Australia.