In his career, Byrnes has hit 109 baseballs out of the park while driving in 396 runs. Over the course of his pro career, he came to the plate 3,532 times and has reached base with a base hit 827 times. He has compiled a slugging percentage of -.042 in addition to earning 1,405 bases. He has been struck out 538 times and has gotten a free base on 253 at-bats, contributing to a .320 on-base %. Byrnes has a batting average of .258 for his career in baseball with 482 runs scored and an OPS of .279.