Illegal immigration is an undertaking that occurs on a daily basis in the United States. Figures estimate that the current population of illegal immigrants in the country is between 12 and 20 million. However, the United States Immigration and Customs Enforcement Agency remains busy patrolling and apprehending those participating in illegal immigration, often capturing many in one single day.
As of 2009, the ICE reported that there were a total of 534,497 individuals participating in immigration to the United States under illegal means. All of these individuals participating in illegal immigration would be released and deported to their countries of origin. In 2010, the number has been estimated to be at 506,232, which is bound to grow consider how often illegal immigration to the United States occurs.