<page_title> World Series of Poker </page_title> <section_title> Main Event </section_title> <table> <cell> 2003 <col_header> Year </col_header> </cell> <cell> 839 <col_header> Entrants </col_header> </cell> <cell> 2006 <col_header> Year </col_header> </cell> <cell> 8,773 <col_header> Entrants </col_header> </cell> </table>
In World Series of Poker, the number of participants grew from 839 in 2003 to 8,773 in 2006.