<page_title> Plaid Cymru </page_title> <section_title> UK general elections </section_title> <table> <cell> 1970 <col_header> Year </col_header> </cell> <cell> 11.5% <col_header> Percentage of vote in Wales </col_header> </cell> </table>
In the 1970 general election, Plaid Cymru contested its vote share with 11.5%.