Need To Know News 19-08-26 Original post Cached copy Non-Citizens Make Up 7% of the US Population, But Accounted for 64% of Federal Arrests in 2018 Need To Know News - 2019-08-26 - Original post - Cached copy Between the years of 1998 and 2018, the arrests of non-citizens at the federal level have spiked by 234%, while US citizen arrests have grown by only 10%.