<page_title> United States Champion Jockey by wins </page_title> <section_title> Milestones </section_title> <table> <cell> 1952 </cell> <cell> Anthony DeSpirito </cell> <cell> 390 </cell> <cell> Walter Miller </cell> <cell> 388 </cell> </table>
In 1952, Anthony DeSpirito won 390 races, breaking Walter Miller's 388.