Regular-season careers from the StatVault encyclopedia — the same tables as each player's profile.
| Mike Mussina | Stat | Dutch Leonard |
|---|---|---|
| 18 | Seasons | 20 |
| 143.2 | Career VAL | 124.4 |
| 12.7 (2001) | Peak-season VAL | 12.8 (1934) |
| Inducted 2019 | Hall of Fame | — |
| 7× | Gold Gloves | — |
| 5× | All-Star Selections | 5× |
| 0 | Black ink (league-leading seasons) | 0 |
| 12 | Gray ink (top-10 finishes) | 2 |
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.
| Mike Mussina | Stat | Dutch Leonard |
|---|---|---|
| Career | ||
| 537 | Games | 640 |
| Batting | ||
| 9 | Hits | 177 |
| 5 | RBI | 69 |
| 3 | Runs | 53 |
| 0 | Stolen bases | 1 |
| 1 | Walks | 20 |
| .173 | ||
| Batting avg |
|---|
| .168 |
| .189 | On-base % | .185 |
|---|
| .192 | Slugging % | .193 |
|---|
| 0 | OPS+ | 4 |
|---|
| Pitching | ||
|---|---|---|
| 270 | Wins | 191 |
| 153 | Losses | 181 |
| 0 | Saves | 44 |
| 3562.2 | Innings pitched | 3218.1 |
| 2,813 | Strikeouts (pitching) | 1,170 |
| 3.68 | ERA | 3.27 |
| 1.19 | WHIP | 1.26 |
| 124 | ERA+ | 120 |
| Age | Mike Mussina | Dutch Leonard |
|---|---|---|
| 22 | 3.7 | — |
| 23 | 10.9 | — |
| 24 | 3.3 | 2.6 |
| 25 | 8.4 | 12.8 |
| 26 | 10.1 | 7.6 |
| 27 | 5.4 | — |
| 28 | 8.8 | — |
| 29 | 9.5 | 9.6 |
| 30 | 10.4 | 7.9 |
| 31 | 11.5 | 7.3 |
| 32 | 12.7 | 7.9 |
| 33 | 6.7 | 1.2 |
| 34 | 10.2 | 6.3 |
| 35 | 4.1 | 8.1 |
| 36 | 3.4 | 10.4 |
| 37 | 9.9 | 2.6 |
| 38 | 4.1 | 9.4 |
| 39 | 10.1 | 9.9 |
| 40 | — | 6 |
| 41 | — | 4.2 |
| 42 | — | 5.6 |
| 43 | — | 3.7 |
| 44 | — | 1.3 |