Regular-season careers from the StatVault encyclopedia — the same tables as each player's profile.
| Grant Balfour | Stat | Antonio Alfonseca |
|---|---|---|
| 12 | Seasons | 11 |
| 14.7 | Career VAL | 14.3 |
| 3.8 (2008) | Peak-season VAL | 4.0 (1999) |
| 1× | All-Star Selections | — |
| 0 | Black ink (league-leading seasons) | 1 |
| 1 | Gray ink (top-10 finishes) | 1 |
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.
| Grant Balfour | Stat | Antonio Alfonseca |
|---|---|---|
| Career | ||
| 534 | Games | 592 |
| Batting | ||
| 0 | Hits | 2 |
| 0 | RBI | 2 |
| .000 | Batting avg | .143 |
| .000 | On-base % | .143 |
| .000 | Slugging % | .143 |
| -100 | ||
| OPS+ |
|---|
| -22 |
| Pitching | ||
|---|---|---|
| 30 | Wins | 35 |
| 23 | Losses | 37 |
| 84 | Saves | 129 |
| 539.2 | Innings pitched | 613.0 |
| 571 | Strikeouts (pitching) | 400 |
| 3.49 | ERA | 4.11 |
| 1.22 | WHIP | 1.51 |
| 116 | ERA+ | 106 |
| Age | Grant Balfour | Antonio Alfonseca |
|---|---|---|
| 26 | 0.6 | 0.6 |
| 27 | — | 4 |
| 28 | — | 2.2 |
| 29 | — | 2.3 |
| 30 | 3.8 | 1.6 |
| 31 | 0.8 | 0.1 |
| 32 | 3 | 3.5 |
| 33 | 1.9 | — |
| 34 | 3.4 | — |
| 35 | 1.2 | 0 |
| 36 | 0 | — |