The United StatesFederal Bureau of Investigation (FBI) maintains a public list of the people it regards as the ten most wanted fugitives. The list itself has no particular ranking. It is commonly posted in public places such as post offices, making it effective in expediting the capture of those listed. Listed fugitives have been known to turn themselves in upon becoming aware of their listing. As of October 29, 2004, 479 fugitives have been listed, and 450 captured, 147 of them due to public assistance.