<page_title> List of NFL quarterbacks who have posted a perfect passer rating </page_title> <section_title> List </section_title> <table> <cell> Alex Smith <col_header> Quarterback </col_header> </cell> <cell> December 15, 2013 <col_header> Date </col_header> </cell> </table>
Smith earned a perfect passer rating on December 15, 2013.