Bases on balls per 9 innings pitched

From BR Bullpen

(Redirected from BB/9 IP)

The average number of walks a pitcher allows over 9 innings.


All Time Leaders
Span Player Total Notes
Career Tommy Bond 0.58
Season George Zettlein 0.23 1876
Season (since 1901) Carlos Silva 0.43 2005
1000 inning minimum for career