ERA+
Jeff Nelson · Season-by-season history
ERA+ over time
- Seattle Mariners · MLB
- New York Yankees · MLB
- Texas Rangers · MLB
- Chicago White Sox · 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 |  Chicago White Sox |
MLB | 158 |
| 2005 |  Seattle Mariners |
MLB | 108 |
| 2004 |  Texas Rangers |
MLB | 95 |
| 2003 | Seattle Mariners |
MLB | 130 |
| 2002 | Seattle Mariners |
MLB | 109 |
| 2001 | Seattle Mariners |
MLB | 150 |
| 2000 |  New York Yankees |
MLB | 197 |
| 1999 | New York Yankees |
MLB | 114 |
| 1998 | New York Yankees |
MLB | 118 |
| 1997 | New York Yankees |
MLB | 157 |
| 1996 | New York Yankees |
MLB | 115 |
| 1995 | Seattle Mariners |
MLB | 220 |
| 1994 | Seattle Mariners |
MLB | 177 |
| 1993 | Seattle Mariners |
MLB | 101 |
| 1992 | Seattle Mariners |
MLB | 115 |