Strikeouts per nine innings
From BR Bullpen
| Abbreviations | K/9, K/9IP |
| Type | Pitching |
| Components | strikeouts, innings pitched |
| Formula | |
|---|---|
| |
Strikeouts per nine innings pitched is a statistic measuring the average number of strikeouts (K) by a pitcher in nine innings pitched (IP).
| All Time Leaders | |||
|---|---|---|---|
| Span | Player | Total | Notes |
| Career | Randy Johnson | 10.61 | |
| Season | Randy Johnson | 13.41 | 2001 |
| 1000 inning minimum for career | |||

