Regular-season careers from the StatVault encyclopedia — the same tables as each player's profile.
| Chad Qualls | Stat | Jeremy Affeldt |
|---|---|---|
| 14 | Seasons | 14 |
| 24.0 | Career VAL | 22.0 |
| 4.3 (2008) | Peak-season VAL | 4.2 (2003) |
VAL is Value Above League — regular-season production measured against the league at the same position group (MLB VAL board).
| Chad Qualls | Stat | Jeremy Affeldt |
|---|---|---|
| Career | ||
| 844 | Games | 774 |
| Batting | ||
| 0 | Hits | 3 |
| 0 | RBI | 2 |
| 0 | Walks | 2 |
| .000 | Batting avg | .176 |
| .000 | On-base % | .263 |
| .000 | ||
| Slugging % |
|---|
| .176 |
| -100 | OPS+ | 16 |
|---|
| Pitching | ||
|---|---|---|
| 52 | Wins | 43 |
| 48 | Losses | 46 |
| 74 | Saves | 28 |
| 807.1 | Innings pitched | 926.0 |
| 624 | Strikeouts (pitching) | 720 |
| 3.89 | ERA | 3.97 |
| 1.28 | WHIP | 1.40 |
| 107 | ERA+ | 108 |
| Age | Chad Qualls | Jeremy Affeldt |
|---|---|---|
| 23 | — | 0.5 |
| 24 | — | 4.2 |
| 25 | 1.3 | 1.1 |
| 26 | 3.2 | 0.1 |
| 27 | 3.4 | 0 |
| 28 | 2.6 | 1.7 |
| 29 | 4.3 | 2.4 |
| 30 | 2.3 | 3.4 |
| 31 | 0 | 0.5 |
| 32 | 2 | 2 |
| 33 | 0 | 2.7 |
| 34 | 2.2 | 0.5 |
| 35 | 1.6 | 2.9 |
| 36 | 1.1 | 0 |
| 37 | 0 | — |