Regular-season careers from the StatVault encyclopedia — the same tables as each player's profile.
| Willie Jefferson | Stat | Ke'Bryan Hayes |
|---|---|---|
| 8 | Seasons | 7 |
| 8.2 | Career VAL | 7.2 |
| 4.5 (1938) | Peak-season VAL | 4.5 (2023) |
VAL is Value Above League — regular-season production measured against the league at the same position group (MLB VAL board).
| Willie Jefferson | Stat | Ke'Bryan Hayes |
|---|---|---|
| Career | ||
| 79 | Games | 722 |
| Batting | ||
| 42 | Hits | 623 |
| 2 | Home runs | 47 |
| 21 | RBI | 234 |
| 17 | Runs | 293 |
| 3 | Stolen bases | 64 |
| 3 | ||
| Walks |
|---|
| 188 |
| .233 | Batting avg | .243 |
|---|
| .254 | On-base % | .298 |
|---|
| .311 | Slugging % | .354 |
|---|
| 68 | OPS+ | 82 |
|---|
| Age | Willie Jefferson | Ke'Bryan Hayes |
|---|---|---|
| 24 | — | 1.3 |
| 25 | — | 1.4 |
| 26 | — | 4.5 |
| 27 | — | 0 |
| 28 | — | 0 |
| 29 | — | 0 |
| 33 | 0 | — |
| 34 | 4.5 | — |
| 35 | 1.3 | — |
| 38 | 2.1 | — |
| 39 | 0 | — |
| 40 | 0.3 | — |