It’s not an official figure. It’s a figure calculated by an anti-immigration “think tank”. And even taking their numbers as gospel, it’s 1.1% of the federal b

It’s not an official figure. It’s a figure calculated by an anti-immigration “think tank”. And even taking their numbers as gospel, it’s 1.1% of the federal budget - and it’s not like you can claw back that 1.1% either, because the enforcement mechanisms required to expel and keep illegal immigrants out of the USA would cost very substantial amounts.