In his MLB career, Mercker has conceded 1,307 hits and he has 917 strikeouts in 1,325 innings. He has given up a total of 612 earned runs while earning a WHIP of 1.444 and a FIP of 4.1. His K/BB ratio is 1.51 and he has faced 5,792 batters during his pro baseball career. Mercker (74-67 career mark) is the owner of a 4.16 ERA and has given up 8.9 hits per nine innings.
