| year | team name | league | level | mlb | # | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 1986 | Seton Hall | BigEast | NCAA-1 | Sr | 21 | 7 | 4 | 3.71 | 14 | 14 | 5 | 1 | 0 | 0 | 0 | 94.2 | 85 | 39 | 39 | 0 | 29 | 109 | 0 | 0 | 0 | 1.20 | 8.08 | 0.00 | 2.76 | 10.36 | 3.71 | 3.76 | |
| 1986 | Gulf Coast Rangers | GCL | Rk | TEX | - | 21 | 4 | 2 | 0.73 | 23 | 3 | 1 | 1 | 20 | 16 | 9 | 61.2 | 36 | 9 | 5 | 0 | 11 | 73 | 4 | 0 | 0 | 0.76 | 5.25 | 0.00 | 1.61 | 10.65 | 1.31 | 6.64 |
| 1987 | Gastonia Rangers | SAL | A | TEX | - | 22 | 1 | 5 | 1.70 | 56 | 0 | 0 | 0 | 56 | 55 | 30 | 68.2 | 44 | 19 | 13 | 6 | 25 | 101 | 10 | 0 | 0 | 1.00 | 5.77 | 0.79 | 3.28 | 13.24 | 2.49 | 4.04 |
| 1988 | Charlotte Rangers | FSL | A+ | TEX | - | 23 | 1 | 2 | 2.05 | 23 | 0 | 0 | 0 | 23 | 19 | 7 | 26.1 | 20 | 6 | 6 | 1 | 4 | 21 | 1 | 0 | 0 | 0.91 | 6.84 | 0.34 | 1.37 | 7.18 | 2.05 | 5.25 |
| 1989 | Charlotte Rangers | FSL | A+ | TEX | - | 24 | 2 | 1 | 2.22 | 20 | 0 | 0 | 0 | 20 | 16 | 10 | 24.1 | 13 | 8 | 6 | 1 | 8 | 26 | 1 | 0 | 0 | 0.86 | 4.81 | 0.37 | 2.96 | 9.62 | 2.96 | 3.25 |
| 1989 | Tulsa Drillers | Tex | AA | TEX | - | 24 | 2 | 4 | 3.06 | 31 | 0 | 0 | 0 | 31 | 22 | 10 | 50.0 | 40 | 20 | 17 | 2 | 21 | 47 | 0 | 0 | 0 | 1.22 | 7.20 | 0.36 | 3.78 | 8.46 | 3.60 | 2.24 |
| 1990 | Tulsa Drillers | Tex | AA | TEX | - | 25 | 2 | 2 | 2.40 | 12 | 0 | 0 | 0 | 12 | 10 | 4 | 15.0 | 9 | 6 | 4 | 1 | 9 | 18 | 3 | 0 | 0 | 1.20 | 5.40 | 0.60 | 5.40 | 10.80 | 3.60 | 2.00 |
| 1990 | Oklahoma City 89ers | Amer | AAA | TEX | - | 25 | 3 | 4 | 3.00 | 42 | 0 | 0 | 0 | 42 | 33 | 14 | 48.0 | 40 | 24 | 16 | 1 | 18 | 39 | 5 | 0 | 2 | 1.21 | 7.50 | 0.19 | 3.38 | 7.31 | 4.50 | 2.17 |
| 1991 | Oklahoma City 89ers | Amer | AAA | TEX | - | 26 | 3 | 2 | 4.03 | 32 | 0 | 0 | 0 | 32 | 16 | 5 | 51.1 | 52 | 24 | 23 | 2 | 22 | 59 | 3 | 0 | 3 | 1.44 | 9.12 | 0.35 | 3.86 | 10.34 | 4.21 | 2.68 |
| 1991 | Texas Rangers | AL | MLB | TEX | 52 | 26 | 1 | 4 | 5.25 | 36 | 0 | 0 | 0 | 36 | 8 | 1 | 70.1 | 72 | 43 | 41 | 9 | 36 | 61 | 8 | 1 | 1 | 1.54 | 9.21 | 1.15 | 4.61 | 7.81 | 5.50 | 1.69 |
| 1992 | Oklahoma City 89ers | Amer | AAA | TEX | - | 27 | 1 | 6 | 5.69 | 57 | 0 | 0 | 0 | 57 | 33 | 11 | 61.2 | 72 | 42 | 39 | 5 | 29 | 54 | 11 | 0 | 2 | 1.64 | 10.51 | 0.73 | 4.23 | 7.88 | 6.13 | 1.86 |
| 1992 | Texas Rangers | AL | MLB | TEX | 52 | 27 | 0 | 0 | 7.71 | 6 | 0 | 0 | 0 | 6 | 2 | 0 | 4.2 | 7 | 4 | 4 | 1 | 2 | 1 | 1 | 0 | 0 | 1.93 | 13.50 | 1.93 | 3.86 | 1.93 | 7.71 | 0.50 |
| 1993 | Duluth-Superior Dukes | Northern | Indy | - | 28 | 2 | 4 | 4.80 | 37 | 1 | 0 | 0 | 36 | 23 | 5 | 50.2 | 43 | 28 | 27 | 5 | 27 | 45 | 5 | 0 | 1 | 1.38 | 7.64 | 0.89 | 4.80 | 7.99 | 4.97 | 1.67 | |
| Tot: | MLB (2 yrs) | MLB | 1 | 4 | 5.40 | 42 | 0 | 0 | 0 | 10 | 42 | 1 | 75.0 | 79 | 47 | 45 | 10 | 38 | 62 | 9 | 1 | 1 | 1.56 | 9.48 | 1.20 | 4.56 | 7.44 | 5.64 | 1.63 | ||||
| Tot: | AL (2 yrs) | AL | 1 | 4 | 5.40 | 42 | 0 | 0 | 0 | 10 | 42 | 1 | 75.0 | 79 | 47 | 45 | 10 | 38 | 62 | 9 | 1 | 1 | 1.56 | 9.48 | 1.20 | 4.56 | 7.44 | 5.64 | 1.63 | ||||
| Tot: | Minors (7 yrs) | Minors | 19 | 28 | 2.85 | 296 | 3 | 1 | 1 | 220 | 293 | 100 | 407.0 | 326 | 158 | 129 | 19 | 147 | 438 | 38 | 0 | 7 | 1.16 | 7.21 | 0.42 | 3.25 | 9.69 | 3.49 | 2.98 | ||||
| Tot: | Indy (1 yrs) | Indy | 2 | 4 | 4.80 | 37 | 1 | 0 | 0 | 23 | 36 | 5 | 50.2 | 43 | 28 | 27 | 5 | 27 | 45 | 5 | 0 | 1 | 1.38 | 7.64 | 0.89 | 4.80 | 7.99 | 4.97 | 1.67 | ||||
| Tot: | Rk (1 yrs) | Rk | 4 | 2 | 0.73 | 23 | 3 | 1 | 1 | 16 | 20 | 9 | 61.2 | 36 | 9 | 5 | 0 | 11 | 73 | 4 | 0 | 0 | 0.76 | 5.25 | 0.00 | 1.61 | 10.65 | 1.31 | 6.64 | ||||
| Tot: | A (1 yrs) | A | 1 | 5 | 1.70 | 56 | 0 | 0 | 0 | 55 | 56 | 30 | 68.2 | 44 | 19 | 13 | 6 | 25 | 101 | 10 | 0 | 0 | 1.00 | 5.77 | 0.79 | 3.28 | 13.24 | 2.49 | 4.04 | ||||
| Tot: | A+ (2 yrs) | A+ | 3 | 3 | 2.13 | 43 | 0 | 0 | 0 | 35 | 43 | 17 | 50.2 | 33 | 14 | 12 | 2 | 12 | 47 | 2 | 0 | 0 | 0.89 | 5.86 | 0.36 | 2.13 | 8.35 | 2.49 | 3.92 | ||||
| Tot: | AA (2 yrs) | AA | 4 | 6 | 2.91 | 43 | 0 | 0 | 0 | 32 | 43 | 14 | 65.0 | 49 | 26 | 21 | 3 | 30 | 65 | 3 | 0 | 0 | 1.22 | 6.78 | 0.42 | 4.15 | 9.00 | 3.60 | 2.17 | ||||
| Tot: | AAA (3 yrs) | AAA | 7 | 12 | 4.36 | 131 | 0 | 0 | 0 | 82 | 131 | 30 | 161.0 | 164 | 90 | 78 | 8 | 69 | 152 | 19 | 0 | 7 | 1.45 | 9.17 | 0.45 | 3.86 | 8.50 | 5.03 | 2.20 | ||||
| Tot: | College (1 yrs) | College | 7 | 4 | 3.71 | 14 | 14 | 5 | 1 | 0 | 0 | 0 | 94.2 | 85 | 39 | 39 | 0 | 29 | 109 | 0 | 0 | 0 | 1.20 | 8.08 | 0.00 | 2.76 | 10.36 | 3.71 | 3.76 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | College - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 85 | 61 | 68 | 80 | 68 | 78 | .481 |