 On September 11, Votto hit his first career walk-off home run off Pirates relief pitcher Justin Thomas.For the season, Votto hit .324 with 113 RBI, 106 runs scored and 37 home runs, including a grand slam off Tommy Hanson of the Atlanta Braves on May 20.He finished the season leading the Major Leagues in On-Base Percentage (.424) and led the National League in Slugging Percentage (.600) and On-base plus slugging (1.024).