ERA
Seth Etherton · Season-by-season history
ERA over time
- Los Angeles Angels · MLB
- Athletics · MLB
- Kansas City Royals · MLB
Hover over a bar for its value. Only numeric values with a recorded season are charted; missing seasons are not treated as zero.
| Season | Team | League | ERA |
|---|---|---|---|
| 2006 |  Kansas City Royals |
MLB | 9.39 |
| 2005 |  Athletics |
MLB | 6.62 |
| 2000 |  Los Angeles Angels |
MLB | 5.52 |