| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 53 | 59 | 54 | 60 | 54 | 60 | .474 |
| year | source | type | team | rank | view rankings | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 1984 | Baseball America | Team | Texas Rangers | 3 | View Rankings | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 1985 | Baseball America | Team | Texas Rangers | 2 | View Rankings | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 1986 | Baseball America | Team | Texas Rangers | 3 | View Rankings | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 3 record(s) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 |
| 1981 | Gulf Coast Rangers | GCL | Rk | TEX | - | 18 | 3 | 3 | 5.31 | 14 | 4 | 0 | 0 | 10 | 3 | 0 | 39.0 | 44 | 30 | 23 | 2 | 14 | 13 | 1 | 0 | 1 | 1.49 | 10.15 | 0.46 | 3.23 | 3.00 | 6.92 | 0.93 |
| 1982 | Gulf Coast Rangers | GCL | Rk | TEX | - | 19 | 5 | 4 | 2.18 | 12 | 9 | 1 | 0 | 3 | 2 | 0 | 66.0 | 51 | 21 | 16 | 3 | 13 | 42 | 2 | 0 | 1 | 0.97 | 6.95 | 0.41 | 1.77 | 5.73 | 2.86 | 3.23 |
| 1983 | Burlington Rangers | Midw | A | TEX | - | 20 | 12 | 8 | 2.97 | 25 | 24 | 2 | 1 | 1 | 1 | 0 | 154.2 | 135 | 68 | 51 | 8 | 52 | 146 | 3 | 0 | 4 | 1.21 | 7.86 | 0.47 | 3.03 | 8.50 | 3.96 | 2.81 |
| 1984 | Tulsa Drillers | Tex | AA | TEX | - | 21 | 7 | 9 | 4.17 | 25 | 25 | 7 | 1 | 0 | 0 | 0 | 140.1 | 137 | 75 | 65 | 6 | 55 | 82 | 8 | 0 | 0 | 1.37 | 8.79 | 0.38 | 3.53 | 5.26 | 4.81 | 1.49 |
| 1985 | Oklahoma City 89ers | Amer | AAA | TEX | - | 22 | 10 | 5 | 3.13 | 25 | 23 | 4 | 1 | 2 | 2 | 1 | 149.2 | 131 | 60 | 52 | 11 | 40 | 76 | 2 | 0 | 0 | 1.14 | 7.88 | 0.66 | 2.41 | 4.57 | 3.61 | 1.90 |
| 1985 | Texas Rangers | AL | MLB | TEX | 23 | 22 | 3 | 2 | 2.76 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 32.2 | 27 | 13 | 10 | 3 | 14 | 24 | 1 | 0 | 0 | 1.26 | 7.44 | 0.83 | 3.86 | 6.61 | 3.58 | 1.71 |
| 1986 | Texas Rangers | AL | MLB | TEX | 23 | 23 | 9 | 15 | 4.54 | 29 | 29 | 2 | 0 | 0 | 0 | 0 | 172.1 | 199 | 101 | 87 | 23 | 60 | 87 | 3 | 0 | 6 | 1.50 | 10.39 | 1.20 | 3.13 | 4.54 | 5.27 | 1.45 |
| 1987 | Texas Rangers | AL | MLB | TEX | 23 | 24 | 14 | 14 | 4.67 | 37 | 30 | 6 | 0 | 7 | 1 | 0 | 208.1 | 196 | 115 | 108 | 30 | 82 | 143 | 6 | 5 | 3 | 1.33 | 8.47 | 1.30 | 3.54 | 6.18 | 4.97 | 1.74 |
| 1988 | Texas Rangers | AL | MLB | TEX | 23 | 25 | 11 | 13 | 3.70 | 30 | 30 | 6 | 2 | 0 | 0 | 0 | 206.2 | 180 | 99 | 85 | 20 | 82 | 157 | 10 | 12 | 5 | 1.27 | 7.84 | 0.87 | 3.57 | 6.84 | 4.31 | 1.91 |
| 1990 | Charlotte Rangers | FSL | A+ | TEX | - | 27 | 0 | 1 | 2.16 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 8.1 | 10 | 3 | 2 | 0 | 4 | 7 | 0 | 0 | 0 | 1.68 | 10.80 | 0.00 | 4.32 | 7.56 | 3.24 | 1.75 |
| 1990 | Tulsa Drillers | Tex | AA | TEX | - | 27 | 0 | 0 | 6.00 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 3.0 | 3 | 2 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 1.00 | 9.00 | 0.00 | 0.00 | 6.00 | 6.00 | 0.00 |
| 1990 | Oklahoma City 89ers | Amer | AAA | TEX | - | 27 | 0 | 3 | 5.65 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | 28.2 | 35 | 20 | 18 | 2 | 9 | 26 | 1 | 0 | 2 | 1.53 | 10.99 | 0.63 | 2.83 | 8.16 | 6.28 | 2.89 |
| 1991 | Oklahoma City 89ers | Amer | AAA | TEX | - | 28 | 1 | 1 | 3.92 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 20.2 | 18 | 9 | 9 | 1 | 4 | 18 | 2 | 0 | 0 | 1.06 | 7.84 | 0.44 | 1.74 | 7.84 | 3.92 | 4.50 |
| 1991 | Texas Rangers | AL | MLB | TEX | 23 | 28 | 13 | 7 | 3.08 | 25 | 25 | 5 | 1 | 0 | 0 | 0 | 169.2 | 152 | 67 | 58 | 10 | 84 | 125 | 8 | 1 | 4 | 1.39 | 8.06 | 0.53 | 4.46 | 6.63 | 3.55 | 1.49 |
| 1992 | Texas Rangers | AL | MLB | TEX | 23 | 29 | 16 | 11 | 3.66 | 33 | 33 | 5 | 0 | 0 | 0 | 0 | 224.0 | 229 | 103 | 91 | 17 | 73 | 179 | 6 | 0 | 4 | 1.35 | 9.20 | 0.68 | 2.93 | 7.19 | 4.14 | 2.45 |
| 1993 | Chicago Cubs | NL | MLB | CHN | 29 | 30 | 12 | 10 | 4.34 | 30 | 30 | 2 | 1 | 0 | 0 | 0 | 191.0 | 188 | 98 | 92 | 25 | 74 | 163 | 6 | 5 | 3 | 1.37 | 8.86 | 1.18 | 3.49 | 7.68 | 4.62 | 2.20 |
| 1994 | Orlando Cubs | Sou | AA | CHN | - | 31 | 0 | 0 | 1.80 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 5.0 | 3 | 1 | 1 | 0 | 3 | 4 | 0 | 0 | 0 | 1.20 | 5.40 | 0.00 | 5.40 | 7.20 | 1.80 | 1.33 |
| 1994 | Chicago Cubs | NL | MLB | CHN | 29 | 31 | 2 | 2 | 9.15 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 19.2 | 22 | 20 | 20 | 1 | 13 | 11 | 1 | 0 | 1 | 1.78 | 10.07 | 0.46 | 5.95 | 5.03 | 9.15 | 0.85 |
| 1995 | Gulf Coast Cubs | GCL | Rk | CHN | - | 32 | 0 | 0 | 1.50 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 6.0 | 5 | 1 | 1 | 1 | 0 | 3 | 0 | 0 | 0 | 0.83 | 7.50 | 1.50 | 0.00 | 4.50 | 1.50 | 0.00 |
| 1996 | Daytona Cubs | FSL | A+ | CHN | - | 33 | 1 | 0 | 2.45 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 11.0 | 8 | 3 | 3 | 0 | 7 | 14 | 1 | 0 | 0 | 1.36 | 6.55 | 0.00 | 5.73 | 11.45 | 2.45 | 2.00 |
| 1996 | Iowa Cubs | Amer | AAA | CHN | - | 33 | 1 | 6 | 8.45 | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 38.1 | 51 | 39 | 36 | 9 | 19 | 24 | 5 | 0 | 1 | 1.83 | 11.97 | 2.11 | 4.46 | 5.63 | 9.16 | 1.26 |
| 1996 | Tacoma Rainiers | PCL | AAA | SEA | - | 33 | 0 | 1 | 3.52 | 5 | 2 | 0 | 0 | 3 | 0 | 0 | 15.1 | 14 | 7 | 6 | 0 | 6 | 11 | 0 | 0 | 1 | 1.30 | 8.22 | 0.00 | 3.52 | 6.46 | 4.11 | 1.83 |
| 2001 | Fort Worth Cats | AllAmer | Ind | 3 | - | 38 | 5 | 2 | 1.65 | 9 | 9 | 1 | 0 | 0 | 0 | 0 | 60.0 | 51 | 17 | 11 | 2 | 12 | 59 | 3 | 0 | 0 | 1.05 | 7.65 | 0.30 | 1.80 | 8.85 | 2.55 | 4.92 |
| 2002 | Fort Worth Cats | Central | Indy | 17 | - | 39 | 6 | 8 | 4.20 | 17 | 17 | 3 | 1 | 0 | 0 | 0 | 111.1 | 129 | 59 | 52 | 4 | 27 | 69 | 6 | 1 | 0 | 1.40 | 10.43 | 0.32 | 2.18 | 5.58 | 4.77 | 2.56 |
| Tot: | MLB (8 yrs) | MLB | 80 | 74 | 4.05 | 193 | 186 | 26 | 4 | 1 | 7 | 0 | 1224.1 | 1193 | 616 | 551 | 129 | 482 | 889 | 41 | 23 | 26 | 1.37 | 8.77 | 0.95 | 3.54 | 6.53 | 4.53 | 1.84 | ||||
| Tot: | AL (6 yrs) | AL | 66 | 62 | 3.90 | 159 | 152 | 24 | 3 | 1 | 7 | 0 | 1013.2 | 983 | 498 | 439 | 103 | 395 | 715 | 34 | 18 | 22 | 1.36 | 8.73 | 0.91 | 3.51 | 6.35 | 4.42 | 1.81 | ||||
| Tot: | NL (2 yrs) | NL | 14 | 12 | 4.78 | 34 | 34 | 2 | 1 | 0 | 0 | 0 | 210.2 | 210 | 118 | 112 | 26 | 87 | 174 | 7 | 5 | 4 | 1.41 | 8.97 | 1.11 | 3.72 | 7.43 | 5.04 | 2.00 | ||||
| Tot: | Minors (10 yrs) | Minors | 40 | 41 | 3.74 | 132 | 113 | 14 | 3 | 8 | 19 | 1 | 686.0 | 645 | 339 | 285 | 43 | 226 | 468 | 25 | 0 | 10 | 1.27 | 8.46 | 0.56 | 2.97 | 6.14 | 4.45 | 2.07 | ||||
| Tot: | Indy (1 yrs) | Indy | 6 | 8 | 4.20 | 17 | 17 | 3 | 1 | 0 | 0 | 0 | 111.1 | 129 | 59 | 52 | 4 | 27 | 69 | 6 | 1 | 0 | 1.40 | 10.43 | 0.32 | 2.18 | 5.58 | 4.77 | 2.56 | ||||
| Tot: | Rk (3 yrs) | Rk | 8 | 7 | 3.24 | 28 | 15 | 1 | 0 | 5 | 13 | 0 | 111.0 | 100 | 52 | 40 | 6 | 27 | 58 | 3 | 0 | 2 | 1.14 | 8.11 | 0.49 | 2.19 | 4.70 | 4.22 | 2.15 | ||||
| Tot: | A (1 yrs) | A | 12 | 8 | 2.97 | 25 | 24 | 2 | 1 | 1 | 1 | 0 | 154.2 | 135 | 68 | 51 | 8 | 52 | 146 | 3 | 0 | 4 | 1.21 | 7.86 | 0.47 | 3.03 | 8.50 | 3.96 | 2.81 | ||||
| Tot: | A+ (2 yrs) | A+ | 1 | 1 | 2.33 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 19.1 | 18 | 6 | 5 | 0 | 11 | 21 | 1 | 0 | 0 | 1.50 | 8.38 | 0.00 | 5.12 | 9.78 | 2.79 | 1.91 | ||||
| Tot: | AA (3 yrs) | AA | 7 | 9 | 4.13 | 27 | 27 | 7 | 1 | 0 | 0 | 0 | 148.1 | 143 | 78 | 68 | 6 | 58 | 88 | 8 | 0 | 0 | 1.36 | 8.68 | 0.36 | 3.52 | 5.34 | 4.73 | 1.52 | ||||
| Tot: | AAA (4 yrs) | AAA | 12 | 16 | 4.31 | 48 | 43 | 4 | 1 | 2 | 5 | 1 | 252.2 | 249 | 135 | 121 | 23 | 78 | 155 | 10 | 0 | 4 | 1.29 | 8.87 | 0.82 | 2.78 | 5.52 | 4.81 | 1.99 |
| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 1993 | Chicago Cubs | NL | MLB | CHN | 29 | 30 | P | 30 | 63 | 1 | 7 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 15 | 0 | 9 | 0 | 0 | 1 | 7 | 73 | 0 | 7 | .111 | .125 | .111 | .236 | .016 | .000 | .146 | 1.37 | 20.55 | 15.00 | 0.00 | |
| 1994 | Chicago Cubs | NL | MLB | CHN | 29 | 31 | P | 4 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | .000 | .111 | .000 | .111 | .125 | .000 | .000 | 11.11 | 44.44 | 4.00 | 0.00 | |
| 1996 | Iowa Cubs | Amer | AAA | CHN | - | 33 | P | 8 | 4 | 1 | 2 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 1 | 1 | .500 | .500 | 1.000 | 1.500 | .500 | .500 | .667 | 0.00 | 25.00 | 0.00 | 0.00 | |
| Tot: | MLB (2 yrs) | MLB | 34 | 71 | 1 | 7 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 19 | 0 | 9 | 0 | 0 | 1 | 7 | 82 | 0 | 7 | .099 | .123 | .099 | .222 | .028 | .000 | .135 | 2.44 | 23.17 | 9.50 | |||||||
| Tot: | NL (2 yrs) | NL | 34 | 71 | 1 | 7 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 19 | 0 | 9 | 0 | 0 | 1 | 7 | 82 | 0 | 7 | .099 | .123 | .099 | .222 | .028 | .000 | .135 | 2.44 | 23.17 | 9.50 | |||||||
| Tot: | Minors (1 yrs) | Minors | 8 | 4 | 1 | 2 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 1 | 1 | .500 | .500 | 1.000 | 1.500 | .500 | .500 | .667 | 0.00 | 25.00 | ||||||||
| Tot: | AAA (1 yrs) | AAA | 8 | 4 | 1 | 2 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 1 | 1 | .500 | .500 | 1.000 | 1.500 | .500 | .500 | .667 | 0.00 | 25.00 |