| 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 |
| 1978 | Midland Cubs | Tex | AA | CHN | - | 21 | 5 | 3 | 4.43 | 10 | 10 | 3 | 0 | 0 | 0 | 0 | 69.0 | 77 | 37 | 34 | 9 | 39 | 50 | 2 | 0 | 0 | 1.68 | 10.04 | 1.17 | 5.09 | 6.52 | 4.83 | 1.28 |
| 1978 | Wichita Aeros | Amer | AAA | CHN | - | 21 | 3 | 5 | 7.25 | 24 | 2 | 0 | 0 | 22 | 0 | 0 | 36.0 | 47 | 31 | 29 | 8 | 23 | 17 | 5 | 0 | 0 | 1.94 | 11.75 | 2.00 | 5.75 | 4.25 | 7.75 | 0.74 |
| 1979 | Wichita Aeros | Amer | AAA | CHN | - | 22 | 3 | 8 | 6.08 | 38 | 6 | 0 | 0 | 32 | 0 | 5 | 74.0 | 75 | 53 | 50 | 6 | 53 | 53 | 4 | 0 | 3 | 1.73 | 9.12 | 0.73 | 6.45 | 6.45 | 6.45 | 1.00 |
| 1979 | Chicago Cubs | NL | MLB | CHN | 33 | 22 | 0 | 1 | 5.54 | 4 | 1 | 0 | 0 | 3 | 0 | 0 | 13.0 | 16 | 9 | 8 | 1 | 6 | 5 | 0 | 0 | 2 | 1.69 | 11.08 | 0.69 | 4.15 | 3.46 | 6.23 | 0.83 |
| 1980 | Wichita Aeros | Amer | AAA | CHN | - | 23 | 3 | 3 | 4.40 | 28 | 0 | 0 | 0 | 28 | 0 | 4 | 47.0 | 60 | 23 | 23 | 7 | 19 | 32 | 1 | 0 | 3 | 1.68 | 11.49 | 1.34 | 3.64 | 6.13 | 4.40 | 1.68 |
| 1980 | Chicago Cubs | NL | MLB | CHN | 37 | 23 | 0 | 4 | 5.75 | 22 | 0 | 0 | 0 | 22 | 10 | 0 | 36.0 | 41 | 29 | 23 | 2 | 20 | 18 | 0 | 1 | 2 | 1.69 | 10.25 | 0.50 | 5.00 | 4.50 | 7.25 | 0.90 |
| 1981 | Appleton Foxes | Midw | A | CHA | - | 24 | 0 | 3 | 3.60 | 7 | 5 | 0 | 0 | 2 | 2 | 1 | 30.0 | 30 | 13 | 12 | 3 | 13 | 27 | 2 | 0 | 0 | 1.43 | 9.00 | 0.90 | 3.90 | 8.10 | 3.90 | 2.08 |
| 1982 | Reading Phillies | East | AA | PHI | - | 25 | 2 | 3 | 3.53 | 37 | 0 | 0 | 0 | 37 | 15 | 1 | 58.2 | 56 | 27 | 23 | 1 | 25 | 46 | 6 | 0 | 2 | 1.38 | 8.59 | 0.15 | 3.84 | 7.06 | 4.14 | 1.84 |
| 1983 | Reading Phillies | East | AA | PHI | - | 26 | 8 | 3 | 2.42 | 27 | 8 | 3 | 2 | 19 | 12 | 4 | 81.2 | 69 | 27 | 22 | 9 | 44 | 58 | 7 | 0 | 2 | 1.38 | 7.60 | 0.99 | 4.85 | 6.39 | 2.98 | 1.32 |
| 1983 | Portland Beavers | PCL | AAA | PHI | - | 26 | 5 | 2 | 6.32 | 9 | 8 | 0 | 0 | 1 | 0 | 0 | 47.0 | 48 | 36 | 33 | 4 | 32 | 27 | 0 | 0 | 1 | 1.70 | 9.19 | 0.77 | 6.13 | 5.17 | 6.89 | 0.84 |
| 1984 | Portland Beavers | PCL | AAA | PHI | - | 27 | 11 | 7 | 2.97 | 36 | 20 | 5 | 2 | 16 | 12 | 4 | 163.2 | 127 | 65 | 54 | 16 | 52 | 138 | 4 | 0 | 1 | 1.09 | 6.98 | 0.88 | 2.86 | 7.59 | 3.57 | 2.65 |
| 1984 | San Francisco Giants | NL | MLB | SFN | 28,51 | 27 | 1 | 0 | 3.99 | 5 | 4 | 0 | 0 | 1 | 0 | 0 | 29.1 | 39 | 14 | 13 | 1 | 7 | 12 | 1 | 0 | 2 | 1.57 | 11.97 | 0.31 | 2.15 | 3.68 | 4.30 | 1.71 |
| 1985 | Phoenix Giants | PCL | AAA | SFN | - | 28 | 6 | 7 | 4.84 | 46 | 7 | 1 | 0 | 39 | 24 | 11 | 89.1 | 97 | 52 | 48 | 8 | 43 | 64 | 3 | 0 | 0 | 1.57 | 9.77 | 0.81 | 4.33 | 6.45 | 5.24 | 1.49 |
| 1986 | Indianapolis Indians | Amer | AAA | MON | - | 29 | 0 | 2 | 6.00 | 5 | 1 | 0 | 0 | 4 | 0 | 0 | 9.0 | 13 | 6 | 6 | 0 | 6 | 4 | 0 | 0 | 1 | 2.11 | 13.00 | 0.00 | 6.00 | 4.00 | 6.00 | 0.67 |
| 1986 | Montreal Expos | NL | MLB | MON | 46 | 29 | 0 | 0 | 4.15 | 10 | 0 | 0 | 0 | 10 | 4 | 0 | 8.2 | 7 | 4 | 4 | 0 | 8 | 5 | 0 | 0 | 1 | 1.73 | 7.27 | 0.00 | 8.31 | 5.19 | 4.15 | 0.63 |
| 1987 | Reading Phillies | East | AA | PHI | - | 30 | 0 | 0 | 4.66 | 9 | 0 | 0 | 0 | 9 | 3 | 0 | 9.2 | 14 | 8 | 5 | 2 | 3 | 4 | 0 | 0 | 0 | 1.76 | 13.03 | 1.86 | 2.79 | 3.72 | 7.45 | 1.33 |
| 1987 | Maine Guides | IL | AAA | PHI | - | 30 | 0 | 1 | 5.28 | 8 | 3 | 1 | 0 | 5 | 2 | 0 | 15.1 | 17 | 11 | 9 | 3 | 4 | 9 | 0 | 0 | 0 | 1.37 | 9.98 | 1.76 | 2.35 | 5.28 | 6.46 | 2.25 |
| Tot: | MLB (4 yrs) | MLB | 1 | 5 | 4.97 | 41 | 5 | 0 | 0 | 14 | 36 | 0 | 87.0 | 103 | 56 | 48 | 4 | 41 | 40 | 1 | 1 | 7 | 1.66 | 10.66 | 0.41 | 4.24 | 4.14 | 5.79 | 0.98 | ||||
| Tot: | NL (4 yrs) | NL | 1 | 5 | 4.97 | 41 | 5 | 0 | 0 | 14 | 36 | 0 | 87.0 | 103 | 56 | 48 | 4 | 41 | 40 | 1 | 1 | 7 | 1.66 | 10.66 | 0.41 | 4.24 | 4.14 | 5.79 | 0.98 | ||||
| Tot: | Minors (10 yrs) | Minors | 46 | 47 | 4.29 | 284 | 70 | 13 | 4 | 70 | 214 | 30 | 730.1 | 730 | 389 | 348 | 76 | 356 | 529 | 34 | 0 | 13 | 1.49 | 9.00 | 0.94 | 4.39 | 6.52 | 4.79 | 1.49 | ||||
| Tot: | A (1 yrs) | A | 0 | 3 | 3.60 | 7 | 5 | 0 | 0 | 2 | 2 | 1 | 30.0 | 30 | 13 | 12 | 3 | 13 | 27 | 2 | 0 | 0 | 1.43 | 9.00 | 0.90 | 3.90 | 8.10 | 3.90 | 2.08 | ||||
| Tot: | AA (4 yrs) | AA | 15 | 9 | 3.45 | 83 | 18 | 6 | 2 | 30 | 65 | 5 | 219.0 | 216 | 99 | 84 | 21 | 111 | 158 | 15 | 0 | 4 | 1.49 | 8.88 | 0.86 | 4.56 | 6.49 | 4.07 | 1.42 | ||||
| Tot: | AAA (8 yrs) | AAA | 31 | 35 | 4.71 | 194 | 47 | 7 | 2 | 38 | 147 | 24 | 481.1 | 484 | 277 | 252 | 52 | 232 | 344 | 17 | 0 | 9 | 1.49 | 9.05 | 0.97 | 4.34 | 6.43 | 5.18 | 1.48 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| 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 |
| 1978 | Wichita Aeros | Amer | AAA | CHN | - | 21 | P | 24 | 2 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 1 | 0 | .500 | .500 | 1.500 | 2.000 | 1.000 | 1.000 | .500 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1979 | Wichita Aeros | Amer | AAA | CHN | - | 22 | P | 38 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 2 | 0 | 0 | 0 | 1 | 7 | 0 | 1 | .333 | .600 | .333 | .933 | .667 | .000 | .500 | 28.57 | 14.29 | 0.50 | 0.00 | |
| 1979 | Chicago Cubs | NL | MLB | CHN | 33 | 22 | P | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 66.67 | 0.00 | 0.00 | |
| 1980 | Wichita Aeros | Amer | AAA | CHN | - | 23 | P | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1980 | Chicago Cubs | NL | MLB | CHN | 37 | 23 | P | 22 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1984 | Portland Beavers | PCL | AAA | PHI | - | 27 | P | 36 | 19 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 20 | 0 | 2 | .105 | .150 | .105 | .255 | .053 | .000 | .133 | 5.00 | 20.00 | 4.00 | 0.00 | |
| 1984 | San Francisco Giants | NL | MLB | SFN | 28,51 | 27 | P | 5 | 10 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 1 | 0 | 0 | 1 | 1 | 11 | 0 | 1 | .100 | .100 | .100 | .200 | .000 | .000 | .200 | 0.00 | 45.45 | 0.00 | 0.00 | |
| 1985 | Phoenix Giants | PCL | AAA | SFN | - | 28 | P | 46 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .500 | .000 | .500 | 1.000 | .000 | .000 | 33.33 | 33.33 | 1.00 | 0.00 | |
| Tot: | MLB (3 yrs) | MLB | 31 | 13 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 3 | 0 | 0 | 1 | 1 | 16 | 0 | 1 | .077 | .077 | .077 | .154 | .000 | .000 | .167 | 0.00 | 43.75 | ||||||||
| Tot: | NL (3 yrs) | NL | 31 | 13 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 3 | 0 | 0 | 1 | 1 | 16 | 0 | 1 | .077 | .077 | .077 | .154 | .000 | .000 | .167 | 0.00 | 43.75 | ||||||||
| Tot: | Minors (5 yrs) | Minors | 172 | 25 | 2 | 4 | 0 | 1 | 0 | 1 | 0 | 0 | 4 | 6 | 0 | 4 | 0 | 0 | 0 | 6 | 33 | 1 | 3 | .160 | .276 | .240 | .516 | .240 | .080 | .211 | 12.12 | 18.18 | 1.50 | |||||||
| Tot: | AAA (5 yrs) | AAA | 172 | 25 | 2 | 4 | 0 | 1 | 0 | 1 | 0 | 0 | 4 | 6 | 0 | 4 | 0 | 0 | 0 | 6 | 33 | 1 | 3 | .160 | .276 | .240 | .516 | .240 | .080 | .211 | 12.12 | 18.18 | 1.50 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 52 | 52 | 38 | 53 | 38 | 53 | .474 |