Daulton Jefferies was 1-0 with an ERA of 3.60 and 8 strikeouts in 5 appearances in his rookie season in 2021.
| NAME | SEASON | TM | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | D. Jefferies | 2021 |  OAK | 5 | 1 | 0 | 1.000 | 1 | 3.60 | 8 | 0 | 0 | 0 | 15.0 | 11 | 6 | 6 | 1 | 4 | 1 | 1 | 0 | 58 | 1 | 4.80 | 2.40 | 2.00 | 0.60 | 13.8 | 6.9 | 1.00 | .227 | 3.60 | 88 | 3.96 | 96 | 6.60 | 0.3 |
Games
| NAME | DATE | SEASON | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | | D. Jefferies | 9/12/2021 | 2021 | OAK | vs |  TEX | 0 | 0.00 | 2 | 0 | 0 | 0 | 3.1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | |
| 2 | | D. Jefferies | 9/7/2021 | 2021 | OAK | vs |  CWS | 0 | 5.40 | 1 | 0 | 0 | 0 | 3.1 | 2 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 12 | 0 | |
| 3 | | D. Jefferies | 9/4/2021 | 2021 | OAK | @ |  TOR | 0 | 0.00 | 0 | 0 | 0 | 0 | 2.1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 9 | 0 | |
| 4 | | D. Jefferies | 9/1/2021 | 2021 | OAK | @ |  DET | 0 | 9.00 | 2 | 0 | 0 | 0 | 1.0 | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 5 | 1 | |
| 5 | | D. Jefferies | 8/1/2021 | 2021 | OAK | @ |  LAA | W | 1 | 5.40 | 3 | 0 | 0 | 0 | 5.0 | 3 | 3 | 3 | 1 | 3 | 0 | 0 | 0 | 20 | 0 |
| Total | 1 | 3.60 | 8 | 0 | 0 | 0 | 15.0 | 11 | 6 | 6 | 1 | 4 | 1 | 1 | 0 | 58 | 1 |
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