| Date | Team | Opp | Result | Dec | GS | IP | AB | BF | H | R | ER | HR | BB | IBB | SO | HBP | SH | SF | WP | BK | ERA | WHIP | K/9 | BB/9 | FIP | ERA+ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1982 | ||||||||||||||||||||||||||
| Season Total 2-5, 3 SV | 9 | 79.1 | 76 | 39 | 22 | 9 | 32 | 54 | 2.50 | 1.37 | 6.14 | 3.64 | — | 194 |
| Year | Level | Team | Org | G | PA | AB | R | H | TB | 2B | 3B | HR | RBI | BB | SO | SB | CS | HBP | SF | SAC | GIDP | AVG | OBP | SLG | OPS | BABIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1989 | MLB | Chicago | Chicago | 35 | 46 | 41 | 1 | 3 | 3 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.073 | 0.095 | 0.073 | 0.168 | 0.100 |
| 1993 | MLB | St. Louis Cardinals | St. Louis Cardinals | 22 | 5 | 5 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.200 | 0.200 | 0.200 | 0.400 | 0.200 |
| 1989–1993 | MLB | Career (2 yrs) | 57 | 51 | 46 | 1 | 4 | 4 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.087 | 0.106 | 0.087 | 0.193 | — |
| Year | Level | Team | Org | G | GS | IP | H | R | ER | BB | SO | HR | W | L | SV | ERA | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | MLB | Texas Rangers | Texas Rangers | 25 | 12 | 89.1 | 95 | 45 | 41 | 31 | 42 | 14 | 2 | 7 | 0 | 4.13 | 1.41 | 4.23 |
| 1988 | MLB | Texas Rangers | Texas Rangers | 32 | 32 | 203.1 | 190 | 105 | 94 | 71 | 88 | 18 | 12 | 15 | 0 | 4.16 | 1.28 | 3.90 |
| 1989 | MLB | Chicago | Chicago | 35 | 23 | 145.2 | 164 | 90 | 71 | 49 | 61 | 9 | 6 | 10 | 2 | 4.39 | 1.46 | 3.77 |
| 1990 | MLB | Toronto Blue Jays | Toronto Blue Jays | 11 | 0 | 16.1 | 19 | 11 | 11 | 7 | 7 | 2 | 0 | 0 | 0 | 6.06 | 1.59 | 3.86 |
| 1991 | MLB | Baltimore Orioles | Baltimore Orioles | 38 | 0 | 62.0 | 60 | 38 | 35 | 24 | 32 | 8 | 0 | 2 | 1 | 5.08 | 1.35 | 4.65 |
| 1993 | MLB | St. Louis Cardinals | St. Louis Cardinals | 22 | 1 | 28.2 | 18 | 2 | 2 | 8 | 21 | 1 | 1 | 0 | 1 | 0.63 | 0.91 | 6.59 |
| 1987–1993 | MLB | Career (6 yrs) | 163 | 68 | 545.1 | 546 | 291 | 254 | 190 | 251 | 52 | 21 | 34 | 4 | 4.19 | 1.35 | 4.14 |