Since 2008 (the start of our pitch-level data), batters have produced a . 372 wOBA when they put a fastball in play, as compared to . 350 on every other pitch. They've missed less often, too: a 17.2% whiff rate on fastballs and 31.7% on all other pitches. ... ATLCHCARI WSNSTLSFG 3 more rows Apr 28, 2022