Regular-season careers from the StatVault encyclopedia — the same tables as each player's profile.
| Don Aase | Stat | Chad Qualls |
|---|---|---|
| 13 | Seasons | 14 |
| 19.1 | Career VAL | 24.0 |
| 4.5 (1977) | Peak-season VAL | 4.3 (2008) |
| 1× | All-Star Selections | — |
| 0 | Black ink (league-leading seasons) | — |
| 1 | Gray ink (top-10 finishes) | — |
VAL is Value Above League — regular-season production measured against the league at the same position group (MLB VAL board). Black and gray ink count seasons from 1950 on.
| Don Aase | Stat | Chad Qualls |
|---|---|---|
| Career | ||
| 448 | Games | 844 |
| Batting | ||
| -100 | OPS+ | -100 |
| Pitching | ||
| 66 | Wins | 52 |
| 60 | Losses | 48 |
| 82 | Saves | 74 |
| 1109.1 | Innings pitched | |
| 807.1 |
| 641 | Strikeouts (pitching) | 624 |
|---|
| 3.80 | ERA | 3.89 |
|---|
| 1.39 | WHIP | 1.28 |
|---|
| 103 | ERA+ | 107 |
|---|
| Age | Don Aase | Chad Qualls |
|---|---|---|
| 22 | 4.5 | — |
| 23 | 0.8 | — |
| 24 | 0.4 | — |
| 25 | 2.5 | 1.3 |
| 26 | 2.3 | 3.2 |
| 27 | 0.6 | 3.4 |
| 28 | — | 2.6 |
| 29 | 1.9 | 4.3 |
| 30 | 2.3 | 2.3 |
| 31 | 3.3 | 0 |
| 32 | — | 2 |
| 33 | 0 | 0 |
| 34 | 0.5 | 2.2 |
| 35 | 0 | 1.6 |
| 36 | — | 1.1 |
| 37 | — | 0 |