John COSTELLO |
| Year | Team | G | GS | CG | SHO | W | L | S | IP | H | R | ER | HR | BB | K | IBB | WP | BK | HB | ERA | PCT | Kper9 | Hper9 | BBper9 | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1989 | WS | 35 | 0 | 0 | 0 | 0 | 2 | 27 | 32.0 | 18 | 8 | 8 | 3 | 20 | 23 | 0 | 0 | 0 | 0 | 2.25 | 0.000 | 6.47 | 5.06 | 5.63 | 1.19 |
| 1990 | JSP | 34 | 0 | 0 | 0 | 5 | 2 | 1 | 59.7 | 64 | 29 | 29 | 4 | 25 | 40 | 1 | 0 | 0 | 1 | 4.37 | 0.714 | 6.03 | 9.65 | 3.77 | 1.49 |
| 2 | Years | 69 | 0 | 0 | 0 | 5 | 4 | 28 | 91.7 | 82 | 37 | 37 | 7 | 45 | 63 | 1 | 0 | 0 | 1 | 3.63 | 0.556 | 6.19 | 8.05 | 4.42 | 1.39 |
Conference-ranking Pitching performances:
1989 S (2)
Hall-of-Fame statistics:
Grey ink: 3 (Average MLB HOFer ≈ 144)