<page_title> Major women's sport leagues in North America </page_title> <section_title> Overview of professional leagues </section_title> <table> <cell> National Pro Fastpitch <col_header> League </col_header> </cell> <cell> 2004 <col_header> Began play </col_header> </cell> </table>
National Pro Fastpitch began palying the league in 2004.