| 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 |
| 1977 | West Palm Beach Expos | FSL | A+ | MON | - | 18 | 5 | 5 | 3.33 | 21 | 21 | 2 | 0 | 0 | 0 | 0 | 100.0 | 99 | 51 | 37 | 4 | 76 | 83 | 8 | 1 | 0 | 1.75 | 8.91 | 0.36 | 6.84 | 7.47 | 4.59 | 1.09 |
| 1978 | West Palm Beach Expos | FSL | A+ | MON | - | 19 | 10 | 7 | 3.12 | 21 | 21 | 8 | 2 | 0 | 0 | 0 | 127.0 | 99 | 53 | 44 | 4 | 86 | 139 | 19 | 0 | 4 | 1.46 | 7.02 | 0.28 | 6.09 | 9.85 | 3.76 | 1.62 |
| 1978 | Memphis Chicks | Sou | AA | MON | - | 19 | 2 | 1 | 0.45 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 20.0 | 14 | 5 | 1 | 0 | 11 | 25 | 0 | 0 | 0 | 1.25 | 6.30 | 0.00 | 4.95 | 11.25 | 2.25 | 2.27 |
| 1978 | Montreal Expos | NL | MLB | MON | 20 | 19 | 0 | 1 | 9.00 | 4 | 1 | 0 | 0 | 3 | 2 | 0 | 4.0 | 4 | 4 | 4 | 1 | 4 | 3 | 1 | 0 | 0 | 2.00 | 9.00 | 2.25 | 9.00 | 6.75 | 9.00 | 0.75 |
| 1979 | Denver Bears | Amer | AAA | MON | - | 20 | 8 | 13 | 6.68 | 26 | 26 | 2 | 1 | 0 | 0 | 0 | 132.0 | 139 | 112 | 98 | 11 | 123 | 122 | 11 | 0 | 6 | 1.98 | 9.48 | 0.75 | 8.39 | 8.32 | 7.64 | 0.99 |
| 1979 | Montreal Expos | NL | MLB | MON | 20 | 20 | 0 | 0 | 13.50 | 2 | 0 | 0 | 0 | 2 | 1 | 0 | 2.0 | 2 | 3 | 3 | 0 | 3 | 1 | 0 | 0 | 0 | 2.50 | 9.00 | 0.00 | 13.50 | 4.50 | 13.50 | 0.33 |
| 1980 | Denver Bears | Amer | AAA | MON | - | 21 | 9 | 2 | 3.83 | 17 | 17 | 2 | 0 | 0 | 0 | 0 | 87.0 | 66 | 42 | 37 | 2 | 74 | 79 | 5 | 0 | 0 | 1.61 | 6.83 | 0.21 | 7.66 | 8.17 | 4.34 | 1.07 |
| 1981 | Denver Bears | Amer | AAA | MON | - | 22 | 1 | 2 | 5.68 | 20 | 15 | 0 | 0 | 5 | 0 | 0 | 57.0 | 43 | 43 | 36 | 4 | 69 | 46 | 3 | 4 | 0 | 1.96 | 6.79 | 0.63 | 10.89 | 7.26 | 6.79 | 0.67 |
| 1982 | Montreal Expos | NL | MLB | MON | 20 | 23 | 0 | 0 | 6.00 | 7 | 0 | 0 | 0 | 7 | 1 | 0 | 9.0 | 10 | 6 | 6 | 0 | 8 | 11 | 2 | 1 | 0 | 2.00 | 10.00 | 0.00 | 8.00 | 11.00 | 6.00 | 1.38 |
| 1982 | Detroit Tigers | AL | MLB | DET | 24 | 23 | 0 | 2 | 5.03 | 12 | 1 | 0 | 0 | 11 | 6 | 0 | 19.2 | 22 | 13 | 11 | 4 | 8 | 20 | 4 | 0 | 0 | 1.53 | 10.07 | 1.83 | 3.66 | 9.15 | 5.95 | 2.50 |
| 1983 | Wichita Aeros | Amer | AAA | MON | - | 24 | 4 | 2 | 4.65 | 22 | 2 | 0 | 0 | 20 | 14 | 3 | 31.0 | 27 | 17 | 16 | 3 | 25 | 40 | 2 | 0 | 1 | 1.68 | 7.84 | 0.87 | 7.26 | 11.61 | 4.94 | 1.60 |
| 1983 | Detroit Tigers | AL | MLB | DET | 24 | 24 | 0 | 0 | 11.25 | 4 | 0 | 0 | 0 | 4 | 3 | 0 | 4.0 | 5 | 5 | 5 | 2 | 3 | 4 | 0 | 0 | 0 | 2.00 | 11.25 | 4.50 | 6.75 | 9.00 | 11.25 | 1.33 |
| 1983 | Montreal Expos | NL | MLB | MON | 42 | 24 | 1 | 0 | 2.88 | 27 | 0 | 0 | 0 | 27 | 16 | 7 | 50.0 | 37 | 17 | 16 | 3 | 23 | 56 | 2 | 1 | 3 | 1.20 | 6.66 | 0.54 | 4.14 | 10.08 | 3.06 | 2.43 |
| 1984 | Montreal Expos | NL | MLB | MON | 42 | 25 | 6 | 6 | 3.66 | 62 | 0 | 0 | 0 | 62 | 33 | 10 | 96.0 | 92 | 47 | 39 | 6 | 45 | 91 | 4 | 2 | 4 | 1.43 | 8.63 | 0.56 | 4.22 | 8.53 | 4.41 | 2.02 |
| 1985 | Chicago White Sox | AL | MLB | CHA | 43 | 26 | 8 | 7 | 2.13 | 69 | 0 | 0 | 0 | 69 | 60 | 32 | 110.0 | 90 | 31 | 26 | 5 | 23 | 88 | 3 | 2 | 2 | 1.03 | 7.36 | 0.41 | 1.88 | 7.20 | 2.54 | 3.83 |
| 1986 | Chicago White Sox | AL | MLB | CHA | 43 | 27 | 5 | 4 | 5.25 | 49 | 0 | 0 | 0 | 49 | 40 | 14 | 58.1 | 61 | 36 | 34 | 8 | 23 | 32 | 5 | 1 | 4 | 1.44 | 9.41 | 1.23 | 3.55 | 4.94 | 5.55 | 1.39 |
| 1987 | Chicago White Sox | AL | MLB | CHA | 43 | 28 | 4 | 6 | 4.67 | 43 | 0 | 0 | 0 | 43 | 32 | 10 | 54.0 | 54 | 32 | 28 | 10 | 17 | 34 | 3 | 0 | 4 | 1.31 | 9.00 | 1.67 | 2.83 | 5.67 | 5.33 | 2.00 |
| Tot: | MLB (8 yrs) | MLB | 24 | 26 | 3.80 | 279 | 2 | 0 | 0 | 194 | 277 | 73 | 407.0 | 377 | 194 | 172 | 39 | 157 | 340 | 24 | 7 | 17 | 1.31 | 8.34 | 0.86 | 3.47 | 7.52 | 4.29 | 2.17 | ||||
| Tot: | AL (5 yrs) | AL | 17 | 19 | 3.80 | 177 | 1 | 0 | 0 | 141 | 176 | 56 | 246.0 | 232 | 117 | 104 | 29 | 74 | 178 | 15 | 3 | 10 | 1.24 | 8.49 | 1.06 | 2.71 | 6.51 | 4.28 | 2.41 | ||||
| Tot: | NL (5 yrs) | NL | 7 | 7 | 3.80 | 102 | 1 | 0 | 0 | 53 | 101 | 17 | 161.0 | 145 | 77 | 68 | 10 | 83 | 162 | 9 | 4 | 7 | 1.42 | 8.11 | 0.56 | 4.64 | 9.06 | 4.30 | 1.95 | ||||
| Tot: | Minors (6 yrs) | Minors | 39 | 32 | 4.37 | 130 | 105 | 15 | 4 | 14 | 25 | 3 | 554.0 | 487 | 323 | 269 | 28 | 464 | 534 | 48 | 5 | 11 | 1.72 | 7.91 | 0.45 | 7.54 | 8.68 | 5.25 | 1.15 | ||||
| Tot: | A+ (2 yrs) | A+ | 15 | 12 | 3.21 | 42 | 42 | 10 | 2 | 0 | 0 | 0 | 227.0 | 198 | 104 | 81 | 8 | 162 | 222 | 27 | 1 | 4 | 1.59 | 7.85 | 0.32 | 6.42 | 8.80 | 4.12 | 1.37 | ||||
| Tot: | AA (1 yrs) | AA | 2 | 1 | 0.45 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 20.0 | 14 | 5 | 1 | 0 | 11 | 25 | 0 | 0 | 0 | 1.25 | 6.30 | 0.00 | 4.95 | 11.25 | 2.25 | 2.27 | ||||
| Tot: | AAA (4 yrs) | AAA | 22 | 19 | 5.48 | 85 | 60 | 4 | 1 | 14 | 25 | 3 | 307.0 | 275 | 214 | 187 | 20 | 291 | 287 | 21 | 4 | 7 | 1.84 | 8.06 | 0.59 | 8.53 | 8.41 | 6.27 | 0.99 | ||||
| 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 |
| 1979 | Denver Bears | Amer | AAA | MON | - | 20 | P | 28 | 19 | 1 | 3 | 1 | 0 | 0 | 3 | 0 | 0 | 2 | 8 | 0 | 1 | 0 | 0 | 0 | 4 | 22 | 1 | 2 | .158 | .238 | .211 | .449 | .158 | .053 | .273 | 9.09 | 36.36 | 4.00 | 0.00 | |
| 1980 | Denver Bears | Amer | AAA | MON | - | 21 | P | 17 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 33.33 | 0.00 | 0.00 | |
| 1981 | Denver Bears | Amer | AAA | MON | - | 22 | P | 20 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1983 | Wichita Aeros | Amer | AAA | MON | - | 24 | P | 22 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | 0.00 | 0.00 | |
| 1983 | Montreal Expos | NL | MLB | MON | 42 | 24 | P | 27 | 7 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 0 | 2 | .286 | .286 | .286 | .572 | .000 | .000 | .667 | 0.00 | 57.14 | 0.00 | 0.00 | |
| 1984 | Montreal Expos | NL | MLB | MON | 42 | 25 | P | 62 | 14 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 2 | 14 | 0 | 2 | .143 | .143 | .143 | .286 | .000 | .000 | .667 | 0.00 | 78.57 | 0.00 | 0.00 | |
| Tot: | MLB (2 yrs) | MLB | 89 | 21 | 0 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 4 | 21 | 0 | 4 | .190 | .190 | .190 | .381 | .000 | .000 | .667 | 0.00 | 71.43 | ||||||||
| Tot: | NL (2 yrs) | NL | 89 | 21 | 0 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 4 | 21 | 0 | 4 | .190 | .190 | .190 | .381 | .000 | .000 | .667 | 0.00 | 71.43 | ||||||||
| Tot: | Minors (5 yrs) | Minors | 108 | 27 | 1 | 3 | 1 | 0 | 0 | 3 | 0 | 0 | 2 | 11 | 0 | 1 | 0 | 0 | 0 | 4 | 30 | 1 | 2 | .111 | .172 | .148 | .321 | .111 | .037 | .188 | 6.67 | 36.67 | 5.50 | |||||||
| Tot: | A+ (1 yrs) | A+ | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||
| Tot: | AAA (4 yrs) | AAA | 87 | 27 | 1 | 3 | 1 | 0 | 0 | 3 | 0 | 0 | 2 | 11 | 0 | 1 | 0 | 0 | 0 | 4 | 30 | 1 | 2 | .111 | .172 | .148 | .321 | .111 | .037 | .188 | 6.67 | 36.67 | 5.50 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 83 | 27 | 68 | 55 | 68 | 62 | .514 |