<page_title> 1973 Mexican legislative election </page_title> <section_title> Results </section_title> <table> <cell> Institutional Revolutionary Party <col_header> Party </col_header> </cell> <cell> 189 <col_header> Seats </col_header> </cell> <cell> 231 <col_header> Seats </col_header> </cell> </table>
The Institutional Revolutionary Party won 189 of the 231 seats.