In the 5,993 at-bats in his professional career, Kelly has compiled an average at the plate of .297 with 1,778 base hits. His on-base % is .342 and he has earned a lifetime OPS of .371. He has tallied 819 runs and has 1,020 runs batted in. Kelly has earned a walk 386 times while going down on strikes on 694 chances. He has gone yard 148 times, as well as 2,711 bases in total and also a .029 slugging percentage.